./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label02.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 540d5c4f35934e1abeb0886e7556fb35e244ff515a3f2091d43a3a4e43fb5fb5 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 13:07:30,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 13:07:30,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 13:07:30,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 13:07:30,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 13:07:30,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 13:07:30,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 13:07:30,902 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 13:07:30,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 13:07:30,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 13:07:30,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 13:07:30,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 13:07:30,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 13:07:30,913 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 13:07:30,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 13:07:30,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 13:07:30,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 13:07:30,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 13:07:30,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 13:07:30,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 13:07:30,929 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 13:07:30,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 13:07:30,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 13:07:30,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 13:07:30,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 13:07:30,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 13:07:30,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 13:07:30,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 13:07:30,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 13:07:30,937 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 13:07:30,938 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 13:07:30,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 13:07:30,939 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 13:07:30,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 13:07:30,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 13:07:30,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 13:07:30,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 13:07:30,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 13:07:30,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 13:07:30,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 13:07:30,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 13:07:30,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 13:07:30,945 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 13:07:30,960 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 13:07:30,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 13:07:30,961 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 13:07:30,961 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 13:07:30,961 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 13:07:30,961 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 13:07:30,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 13:07:30,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 13:07:30,963 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 13:07:30,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 13:07:30,964 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 13:07:30,964 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 13:07:30,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 13:07:30,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 13:07:30,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 13:07:30,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 13:07:30,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 13:07:30,965 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 13:07:30,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 13:07:30,966 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 13:07:30,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 13:07:30,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 13:07:30,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 13:07:30,966 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 13:07:30,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 13:07:30,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 13:07:30,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 13:07:30,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 13:07:30,967 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 13:07:30,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 13:07:30,967 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 13:07:30,968 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 13:07:30,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 13:07:30,968 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 540d5c4f35934e1abeb0886e7556fb35e244ff515a3f2091d43a3a4e43fb5fb5 [2022-07-13 13:07:31,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 13:07:31,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 13:07:31,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 13:07:31,193 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 13:07:31,193 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 13:07:31,194 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2022-07-13 13:07:31,253 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c4fdae12/47f140153fae4bf69c91467428c04e72/FLAG1483f3a91 [2022-07-13 13:07:31,783 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 13:07:31,783 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2022-07-13 13:07:31,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c4fdae12/47f140153fae4bf69c91467428c04e72/FLAG1483f3a91 [2022-07-13 13:07:32,270 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c4fdae12/47f140153fae4bf69c91467428c04e72 [2022-07-13 13:07:32,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 13:07:32,273 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 13:07:32,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 13:07:32,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 13:07:32,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 13:07:32,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:07:32" (1/1) ... [2022-07-13 13:07:32,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a78d11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:07:32, skipping insertion in model container [2022-07-13 13:07:32,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:07:32" (1/1) ... [2022-07-13 13:07:32,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 13:07:32,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 13:07:32,519 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label02.c[6387,6400] [2022-07-13 13:07:32,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 13:07:32,732 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 13:07:32,760 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label02.c[6387,6400] [2022-07-13 13:07:32,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 13:07:32,890 INFO L208 MainTranslator]: Completed translation [2022-07-13 13:07:32,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:07:32 WrapperNode [2022-07-13 13:07:32,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 13:07:32,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 13:07:32,892 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 13:07:32,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 13:07:32,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:07:32" (1/1) ... [2022-07-13 13:07:32,923 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:07:32" (1/1) ... [2022-07-13 13:07:33,027 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2022-07-13 13:07:33,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 13:07:33,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 13:07:33,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 13:07:33,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 13:07:33,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:07:32" (1/1) ... [2022-07-13 13:07:33,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:07:32" (1/1) ... [2022-07-13 13:07:33,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:07:32" (1/1) ... [2022-07-13 13:07:33,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:07:32" (1/1) ... [2022-07-13 13:07:33,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:07:32" (1/1) ... [2022-07-13 13:07:33,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:07:32" (1/1) ... [2022-07-13 13:07:33,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:07:32" (1/1) ... [2022-07-13 13:07:33,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 13:07:33,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 13:07:33,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 13:07:33,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 13:07:33,146 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:07:32" (1/1) ... [2022-07-13 13:07:33,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 13:07:33,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:07:33,167 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-13 13:07:33,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-13 13:07:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 13:07:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 13:07:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 13:07:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 13:07:33,247 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 13:07:33,249 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 13:07:34,649 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 13:07:34,660 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 13:07:34,660 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-13 13:07:34,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 01:07:34 BoogieIcfgContainer [2022-07-13 13:07:34,663 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 13:07:34,665 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 13:07:34,666 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 13:07:34,668 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 13:07:34,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 01:07:32" (1/3) ... [2022-07-13 13:07:34,668 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@799d97c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 01:07:34, skipping insertion in model container [2022-07-13 13:07:34,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:07:32" (2/3) ... [2022-07-13 13:07:34,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@799d97c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 01:07:34, skipping insertion in model container [2022-07-13 13:07:34,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 01:07:34" (3/3) ... [2022-07-13 13:07:34,670 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label02.c [2022-07-13 13:07:34,681 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 13:07:34,681 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 13:07:34,716 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 13:07:34,729 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@44e378fe, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@268bad4 [2022-07-13 13:07:34,729 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 13:07:34,758 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 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) [2022-07-13 13:07:34,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-07-13 13:07:34,765 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:07:34,765 INFO L195 NwaCegarLoop]: 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] [2022-07-13 13:07:34,766 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:07:34,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:07:34,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1818267785, now seen corresponding path program 1 times [2022-07-13 13:07:34,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:07:34,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837174083] [2022-07-13 13:07:34,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:34,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:07:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:35,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 13:07:35,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:07:35,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837174083] [2022-07-13 13:07:35,030 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837174083] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:07:35,030 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:07:35,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 13:07:35,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569224516] [2022-07-13 13:07:35,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:07:35,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:07:35,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:07:35,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:07:35,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:07:35,062 INFO L87 Difference]: Start difference. First operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 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 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 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) [2022-07-13 13:07:36,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:07:36,495 INFO L93 Difference]: Finished difference Result 1137 states and 2118 transitions. [2022-07-13 13:07:36,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:07:36,497 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 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 61 [2022-07-13 13:07:36,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:07:36,509 INFO L225 Difference]: With dead ends: 1137 [2022-07-13 13:07:36,509 INFO L226 Difference]: Without dead ends: 662 [2022-07-13 13:07:36,512 INFO L412 NwaCegarLoop]: 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 [2022-07-13 13:07:36,515 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 323 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 1009 mSolverCounterSat, 429 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 1438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 429 IncrementalHoareTripleChecker+Valid, 1009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-13 13:07:36,515 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [323 Valid, 114 Invalid, 1438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [429 Valid, 1009 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-13 13:07:36,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2022-07-13 13:07:36,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2022-07-13 13:07:36,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.7004538577912254) internal successors, (1124), 661 states have internal predecessors, (1124), 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) [2022-07-13 13:07:36,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1124 transitions. [2022-07-13 13:07:36,577 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1124 transitions. Word has length 61 [2022-07-13 13:07:36,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:07:36,578 INFO L495 AbstractCegarLoop]: Abstraction has 662 states and 1124 transitions. [2022-07-13 13:07:36,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 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) [2022-07-13 13:07:36,578 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1124 transitions. [2022-07-13 13:07:36,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-07-13 13:07:36,581 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:07:36,581 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:07:36,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 13:07:36,582 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:07:36,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:07:36,583 INFO L85 PathProgramCache]: Analyzing trace with hash 804089513, now seen corresponding path program 1 times [2022-07-13 13:07:36,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:07:36,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952962201] [2022-07-13 13:07:36,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:36,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:07:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:36,695 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 13:07:36,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:07:36,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952962201] [2022-07-13 13:07:36,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952962201] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:07:36,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:07:36,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 13:07:36,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982696505] [2022-07-13 13:07:36,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:07:36,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:07:36,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:07:36,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:07:36,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:07:36,698 INFO L87 Difference]: Start difference. First operand 662 states and 1124 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 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) [2022-07-13 13:07:37,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:07:37,799 INFO L93 Difference]: Finished difference Result 1980 states and 3367 transitions. [2022-07-13 13:07:37,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:07:37,800 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 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 127 [2022-07-13 13:07:37,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:07:37,805 INFO L225 Difference]: With dead ends: 1980 [2022-07-13 13:07:37,806 INFO L226 Difference]: Without dead ends: 1320 [2022-07-13 13:07:37,812 INFO L412 NwaCegarLoop]: 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 [2022-07-13 13:07:37,813 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 343 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 882 mSolverCounterSat, 401 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 343 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 1283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 401 IncrementalHoareTripleChecker+Valid, 882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-13 13:07:37,814 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [343 Valid, 77 Invalid, 1283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [401 Valid, 882 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-13 13:07:37,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2022-07-13 13:07:37,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2022-07-13 13:07:37,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.620166793025019) internal successors, (2137), 1319 states have internal predecessors, (2137), 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) [2022-07-13 13:07:37,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2137 transitions. [2022-07-13 13:07:37,854 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2137 transitions. Word has length 127 [2022-07-13 13:07:37,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:07:37,855 INFO L495 AbstractCegarLoop]: Abstraction has 1320 states and 2137 transitions. [2022-07-13 13:07:37,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 2 states have internal predecessors, (127), 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) [2022-07-13 13:07:37,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2137 transitions. [2022-07-13 13:07:37,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-07-13 13:07:37,858 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:07:37,859 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:07:37,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-13 13:07:37,862 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:07:37,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:07:37,863 INFO L85 PathProgramCache]: Analyzing trace with hash 601628073, now seen corresponding path program 1 times [2022-07-13 13:07:37,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:07:37,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125578763] [2022-07-13 13:07:37,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:37,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:07:37,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:37,918 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 13:07:37,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:07:37,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125578763] [2022-07-13 13:07:37,919 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125578763] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:07:37,919 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:07:37,920 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 13:07:37,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139322625] [2022-07-13 13:07:37,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:07:37,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:07:37,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:07:37,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:07:37,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:07:37,921 INFO L87 Difference]: Start difference. First operand 1320 states and 2137 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 2 states have internal predecessors, (128), 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) [2022-07-13 13:07:38,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:07:38,919 INFO L93 Difference]: Finished difference Result 3296 states and 5285 transitions. [2022-07-13 13:07:38,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:07:38,919 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 2 states have internal predecessors, (128), 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 128 [2022-07-13 13:07:38,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:07:38,926 INFO L225 Difference]: With dead ends: 3296 [2022-07-13 13:07:38,926 INFO L226 Difference]: Without dead ends: 1978 [2022-07-13 13:07:38,928 INFO L412 NwaCegarLoop]: 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 [2022-07-13 13:07:38,928 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 381 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-13 13:07:38,929 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 155 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-13 13:07:38,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2022-07-13 13:07:38,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2022-07-13 13:07:38,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1978 states, 1977 states have (on average 1.3323216995447649) internal successors, (2634), 1977 states have internal predecessors, (2634), 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) [2022-07-13 13:07:38,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2634 transitions. [2022-07-13 13:07:38,963 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2634 transitions. Word has length 128 [2022-07-13 13:07:38,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:07:38,964 INFO L495 AbstractCegarLoop]: Abstraction has 1978 states and 2634 transitions. [2022-07-13 13:07:38,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 2 states have internal predecessors, (128), 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) [2022-07-13 13:07:38,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2634 transitions. [2022-07-13 13:07:38,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-07-13 13:07:38,967 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:07:38,967 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:07:38,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-13 13:07:38,967 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:07:38,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:07:38,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1357591119, now seen corresponding path program 1 times [2022-07-13 13:07:38,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:07:38,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835481886] [2022-07-13 13:07:38,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:38,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:07:39,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:39,057 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 13:07:39,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:07:39,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835481886] [2022-07-13 13:07:39,075 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835481886] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:07:39,075 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:07:39,075 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 13:07:39,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467818699] [2022-07-13 13:07:39,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:07:39,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:07:39,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:07:39,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:07:39,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:07:39,077 INFO L87 Difference]: Start difference. First operand 1978 states and 2634 transitions. Second operand has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 2 states have internal predecessors, (220), 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) [2022-07-13 13:07:40,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:07:40,205 INFO L93 Difference]: Finished difference Result 5928 states and 7897 transitions. [2022-07-13 13:07:40,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:07:40,205 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 2 states have internal predecessors, (220), 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 220 [2022-07-13 13:07:40,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:07:40,215 INFO L225 Difference]: With dead ends: 5928 [2022-07-13 13:07:40,215 INFO L226 Difference]: Without dead ends: 3952 [2022-07-13 13:07:40,217 INFO L412 NwaCegarLoop]: 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 [2022-07-13 13:07:40,224 INFO L413 NwaCegarLoop]: 253 mSDtfsCounter, 183 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 825 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 1205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-13 13:07:40,225 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 257 Invalid, 1205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 825 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-13 13:07:40,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2022-07-13 13:07:40,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2022-07-13 13:07:40,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.2171602126044039) internal successors, (4809), 3951 states have internal predecessors, (4809), 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) [2022-07-13 13:07:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4809 transitions. [2022-07-13 13:07:40,276 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4809 transitions. Word has length 220 [2022-07-13 13:07:40,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:07:40,277 INFO L495 AbstractCegarLoop]: Abstraction has 3952 states and 4809 transitions. [2022-07-13 13:07:40,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 2 states have internal predecessors, (220), 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) [2022-07-13 13:07:40,277 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4809 transitions. [2022-07-13 13:07:40,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-07-13 13:07:40,281 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:07:40,281 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:07:40,281 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-13 13:07:40,281 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:07:40,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:07:40,282 INFO L85 PathProgramCache]: Analyzing trace with hash -1544183199, now seen corresponding path program 1 times [2022-07-13 13:07:40,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:07:40,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770967815] [2022-07-13 13:07:40,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:40,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:07:40,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:40,435 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 13:07:40,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:07:40,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770967815] [2022-07-13 13:07:40,436 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770967815] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:07:40,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1036285954] [2022-07-13 13:07:40,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:40,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:07:40,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:07:40,438 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:07:40,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-13 13:07:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:40,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 13:07:40,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:07:40,871 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-07-13 13:07:40,871 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:07:40,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1036285954] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:07:40,872 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:07:40,872 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2022-07-13 13:07:40,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289831538] [2022-07-13 13:07:40,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:07:40,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:07:40,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:07:40,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:07:40,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-13 13:07:40,874 INFO L87 Difference]: Start difference. First operand 3952 states and 4809 transitions. Second operand has 3 states, 3 states have (on average 82.33333333333333) internal successors, (247), 2 states have internal predecessors, (247), 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) [2022-07-13 13:07:41,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:07:41,707 INFO L93 Difference]: Finished difference Result 5270 states and 6254 transitions. [2022-07-13 13:07:41,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:07:41,708 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 82.33333333333333) internal successors, (247), 2 states have internal predecessors, (247), 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 304 [2022-07-13 13:07:41,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:07:41,724 INFO L225 Difference]: With dead ends: 5270 [2022-07-13 13:07:41,725 INFO L226 Difference]: Without dead ends: 5268 [2022-07-13 13:07:41,727 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 306 GetRequests, 303 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-13 13:07:41,727 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 109 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 994 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 1026 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-13 13:07:41,728 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 158 Invalid, 1026 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 994 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-13 13:07:41,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5268 states. [2022-07-13 13:07:41,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5268 to 4610. [2022-07-13 13:07:41,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4610 states, 4609 states have (on average 1.2013451941852897) internal successors, (5537), 4609 states have internal predecessors, (5537), 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) [2022-07-13 13:07:41,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 4610 states and 5537 transitions. [2022-07-13 13:07:41,788 INFO L78 Accepts]: Start accepts. Automaton has 4610 states and 5537 transitions. Word has length 304 [2022-07-13 13:07:41,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:07:41,793 INFO L495 AbstractCegarLoop]: Abstraction has 4610 states and 5537 transitions. [2022-07-13 13:07:41,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.33333333333333) internal successors, (247), 2 states have internal predecessors, (247), 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) [2022-07-13 13:07:41,793 INFO L276 IsEmpty]: Start isEmpty. Operand 4610 states and 5537 transitions. [2022-07-13 13:07:41,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2022-07-13 13:07:41,797 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:07:41,797 INFO L195 NwaCegarLoop]: 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:07:41,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-13 13:07:42,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:07:42,012 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:07:42,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:07:42,012 INFO L85 PathProgramCache]: Analyzing trace with hash -2079847568, now seen corresponding path program 1 times [2022-07-13 13:07:42,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:07:42,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769586746] [2022-07-13 13:07:42,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:42,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:07:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:42,211 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-13 13:07:42,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:07:42,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769586746] [2022-07-13 13:07:42,212 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769586746] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:07:42,212 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:07:42,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:07:42,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384621685] [2022-07-13 13:07:42,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:07:42,213 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 13:07:42,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:07:42,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 13:07:42,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 13:07:42,214 INFO L87 Difference]: Start difference. First operand 4610 states and 5537 transitions. Second operand has 4 states, 4 states have (on average 88.75) internal successors, (355), 3 states have internal predecessors, (355), 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) [2022-07-13 13:07:43,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:07:43,288 INFO L93 Difference]: Finished difference Result 9588 states and 11454 transitions. [2022-07-13 13:07:43,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 13:07:43,289 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 88.75) internal successors, (355), 3 states have internal predecessors, (355), 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 413 [2022-07-13 13:07:43,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:07:43,301 INFO L225 Difference]: With dead ends: 9588 [2022-07-13 13:07:43,301 INFO L226 Difference]: Without dead ends: 4980 [2022-07-13 13:07:43,306 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-13 13:07:43,307 INFO L413 NwaCegarLoop]: 271 mSDtfsCounter, 175 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 1238 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-13 13:07:43,308 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 371 Invalid, 1435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1238 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-13 13:07:43,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4980 states. [2022-07-13 13:07:43,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4980 to 4939. [2022-07-13 13:07:43,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4939 states, 4938 states have (on average 1.1891454029971649) internal successors, (5872), 4938 states have internal predecessors, (5872), 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) [2022-07-13 13:07:43,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4939 states and 5872 transitions. [2022-07-13 13:07:43,394 INFO L78 Accepts]: Start accepts. Automaton has 4939 states and 5872 transitions. Word has length 413 [2022-07-13 13:07:43,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:07:43,395 INFO L495 AbstractCegarLoop]: Abstraction has 4939 states and 5872 transitions. [2022-07-13 13:07:43,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 88.75) internal successors, (355), 3 states have internal predecessors, (355), 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) [2022-07-13 13:07:43,395 INFO L276 IsEmpty]: Start isEmpty. Operand 4939 states and 5872 transitions. [2022-07-13 13:07:43,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2022-07-13 13:07:43,401 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:07:43,401 INFO L195 NwaCegarLoop]: 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:07:43,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-13 13:07:43,401 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:07:43,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:07:43,402 INFO L85 PathProgramCache]: Analyzing trace with hash -832462339, now seen corresponding path program 1 times [2022-07-13 13:07:43,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:07:43,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990883016] [2022-07-13 13:07:43,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:43,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:07:43,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:43,578 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-07-13 13:07:43,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:07:43,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990883016] [2022-07-13 13:07:43,578 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990883016] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:07:43,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1069414412] [2022-07-13 13:07:43,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:43,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:07:43,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:07:43,593 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:07:43,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-13 13:07:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:43,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 13:07:43,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:07:44,185 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-07-13 13:07:44,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 13:07:46,591 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-07-13 13:07:46,592 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1069414412] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 13:07:46,592 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 13:07:46,592 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 7 [2022-07-13 13:07:46,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959842071] [2022-07-13 13:07:46,592 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 13:07:46,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-13 13:07:46,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:07:46,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-13 13:07:46,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-07-13 13:07:46,594 INFO L87 Difference]: Start difference. First operand 4939 states and 5872 transitions. Second operand has 8 states, 8 states have (on average 111.5) internal successors, (892), 7 states have internal predecessors, (892), 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) [2022-07-13 13:07:51,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:07:51,215 INFO L93 Difference]: Finished difference Result 16785 states and 20176 transitions. [2022-07-13 13:07:51,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-13 13:07:51,216 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 111.5) internal successors, (892), 7 states have internal predecessors, (892), 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 475 [2022-07-13 13:07:51,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:07:51,252 INFO L225 Difference]: With dead ends: 16785 [2022-07-13 13:07:51,252 INFO L226 Difference]: Without dead ends: 12177 [2022-07-13 13:07:51,260 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 954 GetRequests, 945 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-07-13 13:07:51,260 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 1727 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 3539 mSolverCounterSat, 1711 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1727 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 5250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1711 IncrementalHoareTripleChecker+Valid, 3539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-07-13 13:07:51,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1727 Valid, 36 Invalid, 5250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1711 Valid, 3539 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-07-13 13:07:51,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12177 states. [2022-07-13 13:07:51,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12177 to 10861. [2022-07-13 13:07:51,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10861 states, 10860 states have (on average 1.1918968692449357) internal successors, (12944), 10860 states have internal predecessors, (12944), 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) [2022-07-13 13:07:51,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10861 states to 10861 states and 12944 transitions. [2022-07-13 13:07:51,434 INFO L78 Accepts]: Start accepts. Automaton has 10861 states and 12944 transitions. Word has length 475 [2022-07-13 13:07:51,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:07:51,435 INFO L495 AbstractCegarLoop]: Abstraction has 10861 states and 12944 transitions. [2022-07-13 13:07:51,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 111.5) internal successors, (892), 7 states have internal predecessors, (892), 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) [2022-07-13 13:07:51,436 INFO L276 IsEmpty]: Start isEmpty. Operand 10861 states and 12944 transitions. [2022-07-13 13:07:51,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2022-07-13 13:07:51,447 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:07:51,447 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:07:51,466 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-13 13:07:51,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-07-13 13:07:51,664 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:07:51,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:07:51,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1917555893, now seen corresponding path program 1 times [2022-07-13 13:07:51,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:07:51,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749074322] [2022-07-13 13:07:51,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:51,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:07:51,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:51,802 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 488 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-07-13 13:07:51,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:07:51,803 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749074322] [2022-07-13 13:07:51,803 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749074322] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:07:51,803 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:07:51,803 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:07:51,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019337344] [2022-07-13 13:07:51,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:07:51,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:07:51,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:07:51,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:07:51,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:07:51,805 INFO L87 Difference]: Start difference. First operand 10861 states and 12944 transitions. Second operand has 3 states, 3 states have (on average 168.0) internal successors, (504), 3 states have internal predecessors, (504), 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) [2022-07-13 13:07:52,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:07:52,975 INFO L93 Difference]: Finished difference Result 25339 states and 30660 transitions. [2022-07-13 13:07:52,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:07:52,976 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 168.0) internal successors, (504), 3 states have internal predecessors, (504), 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 562 [2022-07-13 13:07:52,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:07:52,999 INFO L225 Difference]: With dead ends: 25339 [2022-07-13 13:07:53,000 INFO L226 Difference]: Without dead ends: 14809 [2022-07-13 13:07:53,010 INFO L412 NwaCegarLoop]: 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 [2022-07-13 13:07:53,011 INFO L413 NwaCegarLoop]: 589 mSDtfsCounter, 171 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1011 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 595 SdHoareTripleChecker+Invalid, 1228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1011 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-13 13:07:53,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 595 Invalid, 1228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1011 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-13 13:07:53,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14809 states. [2022-07-13 13:07:53,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14809 to 14151. [2022-07-13 13:07:53,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14151 states, 14150 states have (on average 1.1548409893992932) internal successors, (16341), 14150 states have internal predecessors, (16341), 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) [2022-07-13 13:07:53,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14151 states to 14151 states and 16341 transitions. [2022-07-13 13:07:53,233 INFO L78 Accepts]: Start accepts. Automaton has 14151 states and 16341 transitions. Word has length 562 [2022-07-13 13:07:53,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:07:53,234 INFO L495 AbstractCegarLoop]: Abstraction has 14151 states and 16341 transitions. [2022-07-13 13:07:53,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 168.0) internal successors, (504), 3 states have internal predecessors, (504), 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) [2022-07-13 13:07:53,234 INFO L276 IsEmpty]: Start isEmpty. Operand 14151 states and 16341 transitions. [2022-07-13 13:07:53,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2022-07-13 13:07:53,240 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:07:53,241 INFO L195 NwaCegarLoop]: 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:07:53,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-13 13:07:53,241 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:07:53,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:07:53,241 INFO L85 PathProgramCache]: Analyzing trace with hash 788273314, now seen corresponding path program 1 times [2022-07-13 13:07:53,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:07:53,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363570841] [2022-07-13 13:07:53,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:53,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:07:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:53,396 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2022-07-13 13:07:53,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:07:53,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363570841] [2022-07-13 13:07:53,397 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363570841] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:07:53,397 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:07:53,397 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 13:07:53,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574251763] [2022-07-13 13:07:53,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:07:53,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-13 13:07:53,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:07:53,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 13:07:53,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:07:53,399 INFO L87 Difference]: Start difference. First operand 14151 states and 16341 transitions. Second operand has 7 states, 7 states have (on average 56.57142857142857) internal successors, (396), 6 states have internal predecessors, (396), 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) [2022-07-13 13:07:54,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:07:54,720 INFO L93 Difference]: Finished difference Result 27047 states and 31373 transitions. [2022-07-13 13:07:54,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-13 13:07:54,720 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 56.57142857142857) internal successors, (396), 6 states have internal predecessors, (396), 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 566 [2022-07-13 13:07:54,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:07:54,740 INFO L225 Difference]: With dead ends: 27047 [2022-07-13 13:07:54,740 INFO L226 Difference]: Without dead ends: 13248 [2022-07-13 13:07:54,751 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:07:54,753 INFO L413 NwaCegarLoop]: 256 mSDtfsCounter, 368 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 1895 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 368 SdHoareTripleChecker+Valid, 286 SdHoareTripleChecker+Invalid, 2103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 1895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-13 13:07:54,753 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [368 Valid, 286 Invalid, 2103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 1895 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-13 13:07:54,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13248 states. [2022-07-13 13:07:54,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13248 to 11908. [2022-07-13 13:07:54,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11908 states, 11907 states have (on average 1.0703787687914672) internal successors, (12745), 11907 states have internal predecessors, (12745), 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) [2022-07-13 13:07:54,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11908 states to 11908 states and 12745 transitions. [2022-07-13 13:07:54,905 INFO L78 Accepts]: Start accepts. Automaton has 11908 states and 12745 transitions. Word has length 566 [2022-07-13 13:07:54,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:07:54,906 INFO L495 AbstractCegarLoop]: Abstraction has 11908 states and 12745 transitions. [2022-07-13 13:07:54,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 56.57142857142857) internal successors, (396), 6 states have internal predecessors, (396), 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) [2022-07-13 13:07:54,906 INFO L276 IsEmpty]: Start isEmpty. Operand 11908 states and 12745 transitions. [2022-07-13 13:07:54,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 699 [2022-07-13 13:07:54,916 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:07:54,916 INFO L195 NwaCegarLoop]: 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, 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, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:07:54,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-13 13:07:54,916 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:07:54,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:07:54,917 INFO L85 PathProgramCache]: Analyzing trace with hash -854616129, now seen corresponding path program 1 times [2022-07-13 13:07:54,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:07:54,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631347177] [2022-07-13 13:07:54,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:54,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:07:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:55,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1181 backedges. 902 proven. 0 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2022-07-13 13:07:55,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:07:55,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631347177] [2022-07-13 13:07:55,079 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631347177] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:07:55,079 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:07:55,080 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:07:55,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482795351] [2022-07-13 13:07:55,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:07:55,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:07:55,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:07:55,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:07:55,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:07:55,081 INFO L87 Difference]: Start difference. First operand 11908 states and 12745 transitions. Second operand has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 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) [2022-07-13 13:07:55,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:07:55,861 INFO L93 Difference]: Finished difference Result 26775 states and 28794 transitions. [2022-07-13 13:07:55,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:07:55,861 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 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 698 [2022-07-13 13:07:55,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:07:55,879 INFO L225 Difference]: With dead ends: 26775 [2022-07-13 13:07:55,879 INFO L226 Difference]: Without dead ends: 15198 [2022-07-13 13:07:55,889 INFO L412 NwaCegarLoop]: 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 [2022-07-13 13:07:55,890 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 228 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 781 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-13 13:07:55,890 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 41 Invalid, 921 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 781 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-13 13:07:55,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15198 states. [2022-07-13 13:07:56,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15198 to 14869. [2022-07-13 13:07:56,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14869 states, 14868 states have (on average 1.0737153618509552) internal successors, (15964), 14868 states have internal predecessors, (15964), 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) [2022-07-13 13:07:56,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14869 states to 14869 states and 15964 transitions. [2022-07-13 13:07:56,111 INFO L78 Accepts]: Start accepts. Automaton has 14869 states and 15964 transitions. Word has length 698 [2022-07-13 13:07:56,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:07:56,112 INFO L495 AbstractCegarLoop]: Abstraction has 14869 states and 15964 transitions. [2022-07-13 13:07:56,112 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 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) [2022-07-13 13:07:56,112 INFO L276 IsEmpty]: Start isEmpty. Operand 14869 states and 15964 transitions. [2022-07-13 13:07:56,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 723 [2022-07-13 13:07:56,120 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:07:56,120 INFO L195 NwaCegarLoop]: 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-13 13:07:56,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-13 13:07:56,121 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:07:56,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:07:56,121 INFO L85 PathProgramCache]: Analyzing trace with hash 479289470, now seen corresponding path program 1 times [2022-07-13 13:07:56,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:07:56,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022671211] [2022-07-13 13:07:56,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:56,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:07:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:56,322 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 544 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2022-07-13 13:07:56,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:07:56,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022671211] [2022-07-13 13:07:56,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022671211] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:07:56,323 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:07:56,323 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 13:07:56,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190226928] [2022-07-13 13:07:56,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:07:56,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 13:07:56,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:07:56,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 13:07:56,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-13 13:07:56,362 INFO L87 Difference]: Start difference. First operand 14869 states and 15964 transitions. Second operand has 4 states, 4 states have (on average 103.5) internal successors, (414), 4 states have internal predecessors, (414), 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) [2022-07-13 13:07:57,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:07:57,276 INFO L93 Difference]: Finished difference Result 15259 states and 16361 transitions. [2022-07-13 13:07:57,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 13:07:57,277 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 103.5) internal successors, (414), 4 states have internal predecessors, (414), 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 722 [2022-07-13 13:07:57,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:07:57,294 INFO L225 Difference]: With dead ends: 15259 [2022-07-13 13:07:57,294 INFO L226 Difference]: Without dead ends: 15198 [2022-07-13 13:07:57,298 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-13 13:07:57,299 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 505 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1247 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 505 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 1365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-13 13:07:57,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [505 Valid, 17 Invalid, 1365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1247 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-13 13:07:57,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15198 states. [2022-07-13 13:07:57,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15198 to 14869. [2022-07-13 13:07:57,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14869 states, 14868 states have (on average 1.0733118105999462) internal successors, (15958), 14868 states have internal predecessors, (15958), 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) [2022-07-13 13:07:57,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14869 states to 14869 states and 15958 transitions. [2022-07-13 13:07:57,479 INFO L78 Accepts]: Start accepts. Automaton has 14869 states and 15958 transitions. Word has length 722 [2022-07-13 13:07:57,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:07:57,480 INFO L495 AbstractCegarLoop]: Abstraction has 14869 states and 15958 transitions. [2022-07-13 13:07:57,480 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 103.5) internal successors, (414), 4 states have internal predecessors, (414), 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) [2022-07-13 13:07:57,480 INFO L276 IsEmpty]: Start isEmpty. Operand 14869 states and 15958 transitions. [2022-07-13 13:07:57,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 809 [2022-07-13 13:07:57,491 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:07:57,491 INFO L195 NwaCegarLoop]: 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-13 13:07:57,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-13 13:07:57,492 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:07:57,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:07:57,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1199607507, now seen corresponding path program 1 times [2022-07-13 13:07:57,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:07:57,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316849480] [2022-07-13 13:07:57,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:57,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:07:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:57,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1219 backedges. 786 proven. 156 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2022-07-13 13:07:57,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:07:57,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316849480] [2022-07-13 13:07:57,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316849480] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:07:57,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1718967093] [2022-07-13 13:07:57,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:57,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:07:57,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:07:57,791 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:07:57,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-13 13:07:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:57,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 961 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 13:07:57,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:07:58,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1219 backedges. 1003 proven. 0 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2022-07-13 13:07:58,140 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:07:58,140 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1718967093] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:07:58,140 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:07:58,140 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-07-13 13:07:58,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923438781] [2022-07-13 13:07:58,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:07:58,141 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:07:58,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:07:58,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:07:58,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:07:58,142 INFO L87 Difference]: Start difference. First operand 14869 states and 15958 transitions. Second operand has 3 states, 3 states have (on average 198.0) internal successors, (594), 3 states have internal predecessors, (594), 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) [2022-07-13 13:07:58,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:07:58,937 INFO L93 Difference]: Finished difference Result 32697 states and 35219 transitions. [2022-07-13 13:07:58,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:07:58,938 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 198.0) internal successors, (594), 3 states have internal predecessors, (594), 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 808 [2022-07-13 13:07:58,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:07:58,953 INFO L225 Difference]: With dead ends: 32697 [2022-07-13 13:07:58,954 INFO L226 Difference]: Without dead ends: 18159 [2022-07-13 13:07:58,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 812 GetRequests, 807 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:07:58,963 INFO L413 NwaCegarLoop]: 446 mSDtfsCounter, 173 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 797 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 797 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-13 13:07:58,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 452 Invalid, 903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 797 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-13 13:07:58,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18159 states. [2022-07-13 13:07:59,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18159 to 17501. [2022-07-13 13:07:59,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17501 states, 17500 states have (on average 1.0630857142857142) internal successors, (18604), 17500 states have internal predecessors, (18604), 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) [2022-07-13 13:07:59,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17501 states to 17501 states and 18604 transitions. [2022-07-13 13:07:59,115 INFO L78 Accepts]: Start accepts. Automaton has 17501 states and 18604 transitions. Word has length 808 [2022-07-13 13:07:59,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:07:59,115 INFO L495 AbstractCegarLoop]: Abstraction has 17501 states and 18604 transitions. [2022-07-13 13:07:59,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 198.0) internal successors, (594), 3 states have internal predecessors, (594), 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) [2022-07-13 13:07:59,116 INFO L276 IsEmpty]: Start isEmpty. Operand 17501 states and 18604 transitions. [2022-07-13 13:07:59,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 822 [2022-07-13 13:07:59,151 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:07:59,151 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:07:59,171 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-13 13:07:59,351 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:07:59,352 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:07:59,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:07:59,352 INFO L85 PathProgramCache]: Analyzing trace with hash 2142221905, now seen corresponding path program 1 times [2022-07-13 13:07:59,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:07:59,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231493112] [2022-07-13 13:07:59,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:59,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:07:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:59,635 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 118 proven. 542 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2022-07-13 13:07:59,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:07:59,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231493112] [2022-07-13 13:07:59,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231493112] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:07:59,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1039624508] [2022-07-13 13:07:59,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:07:59,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:07:59,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:07:59,637 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:07:59,638 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-13 13:07:59,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:07:59,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 13:07:59,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:07:59,924 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2022-07-13 13:07:59,924 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:07:59,925 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1039624508] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:07:59,925 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:07:59,925 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-07-13 13:07:59,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141059636] [2022-07-13 13:07:59,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:07:59,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:07:59,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:07:59,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:07:59,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-13 13:07:59,929 INFO L87 Difference]: Start difference. First operand 17501 states and 18604 transitions. Second operand has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 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) [2022-07-13 13:08:00,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:08:00,666 INFO L93 Difference]: Finished difference Result 34671 states and 36875 transitions. [2022-07-13 13:08:00,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:08:00,667 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 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 821 [2022-07-13 13:08:00,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:08:00,683 INFO L225 Difference]: With dead ends: 34671 [2022-07-13 13:08:00,683 INFO L226 Difference]: Without dead ends: 17501 [2022-07-13 13:08:00,693 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 825 GetRequests, 821 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-13 13:08:00,693 INFO L413 NwaCegarLoop]: 375 mSDtfsCounter, 306 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 13:08:00,693 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [306 Valid, 381 Invalid, 827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 806 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 13:08:00,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17501 states. [2022-07-13 13:08:00,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17501 to 17172. [2022-07-13 13:08:00,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17172 states, 17171 states have (on average 1.0557335041639975) internal successors, (18128), 17171 states have internal predecessors, (18128), 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) [2022-07-13 13:08:00,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17172 states to 17172 states and 18128 transitions. [2022-07-13 13:08:00,866 INFO L78 Accepts]: Start accepts. Automaton has 17172 states and 18128 transitions. Word has length 821 [2022-07-13 13:08:00,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:08:00,866 INFO L495 AbstractCegarLoop]: Abstraction has 17172 states and 18128 transitions. [2022-07-13 13:08:00,866 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 112.0) internal successors, (336), 3 states have internal predecessors, (336), 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) [2022-07-13 13:08:00,866 INFO L276 IsEmpty]: Start isEmpty. Operand 17172 states and 18128 transitions. [2022-07-13 13:08:00,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 870 [2022-07-13 13:08:00,877 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:08:00,878 INFO L195 NwaCegarLoop]: 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, 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, 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, 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] [2022-07-13 13:08:00,896 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-13 13:08:01,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:08:01,091 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:08:01,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:08:01,091 INFO L85 PathProgramCache]: Analyzing trace with hash -38982213, now seen corresponding path program 1 times [2022-07-13 13:08:01,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:08:01,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552340193] [2022-07-13 13:08:01,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:01,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:08:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:01,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1318 backedges. 941 proven. 100 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2022-07-13 13:08:01,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:08:01,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552340193] [2022-07-13 13:08:01,365 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552340193] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:08:01,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1865116806] [2022-07-13 13:08:01,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:01,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:08:01,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:08:01,367 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:08:01,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-13 13:08:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:01,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 1024 conjuncts, 14 conjunts are in the unsatisfiable core [2022-07-13 13:08:01,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:08:03,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1318 backedges. 249 proven. 851 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2022-07-13 13:08:03,535 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 13:08:05,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1318 backedges. 308 proven. 792 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2022-07-13 13:08:05,656 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1865116806] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 13:08:05,656 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 13:08:05,656 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6, 6] total 12 [2022-07-13 13:08:05,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080248660] [2022-07-13 13:08:05,656 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 13:08:05,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-07-13 13:08:05,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:08:05,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-13 13:08:05,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2022-07-13 13:08:05,658 INFO L87 Difference]: Start difference. First operand 17172 states and 18128 transitions. Second operand has 13 states, 13 states have (on average 118.0) internal successors, (1534), 12 states have internal predecessors, (1534), 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) [2022-07-13 13:08:12,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:08:12,471 INFO L93 Difference]: Finished difference Result 44608 states and 46942 transitions. [2022-07-13 13:08:12,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-07-13 13:08:12,472 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 118.0) internal successors, (1534), 12 states have internal predecessors, (1534), 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 869 [2022-07-13 13:08:12,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:08:12,498 INFO L225 Difference]: With dead ends: 44608 [2022-07-13 13:08:12,498 INFO L226 Difference]: Without dead ends: 27645 [2022-07-13 13:08:12,512 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1765 GetRequests, 1729 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 360 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=393, Invalid=1013, Unknown=0, NotChecked=0, Total=1406 [2022-07-13 13:08:12,512 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 5132 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 11452 mSolverCounterSat, 1080 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5132 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 12532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1080 IncrementalHoareTripleChecker+Valid, 11452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-07-13 13:08:12,512 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5132 Valid, 139 Invalid, 12532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1080 Valid, 11452 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2022-07-13 13:08:12,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27645 states. [2022-07-13 13:08:12,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27645 to 22107. [2022-07-13 13:08:12,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22107 states, 22106 states have (on average 1.0499864290237944) internal successors, (23211), 22106 states have internal predecessors, (23211), 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) [2022-07-13 13:08:12,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22107 states to 22107 states and 23211 transitions. [2022-07-13 13:08:12,757 INFO L78 Accepts]: Start accepts. Automaton has 22107 states and 23211 transitions. Word has length 869 [2022-07-13 13:08:12,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:08:12,757 INFO L495 AbstractCegarLoop]: Abstraction has 22107 states and 23211 transitions. [2022-07-13 13:08:12,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 118.0) internal successors, (1534), 12 states have internal predecessors, (1534), 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) [2022-07-13 13:08:12,758 INFO L276 IsEmpty]: Start isEmpty. Operand 22107 states and 23211 transitions. [2022-07-13 13:08:12,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 972 [2022-07-13 13:08:12,770 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:08:12,771 INFO L195 NwaCegarLoop]: 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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:08:12,788 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-13 13:08:12,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-07-13 13:08:12,971 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:08:12,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:08:12,972 INFO L85 PathProgramCache]: Analyzing trace with hash -1660609336, now seen corresponding path program 1 times [2022-07-13 13:08:12,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:08:12,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942878878] [2022-07-13 13:08:12,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:12,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:08:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:13,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1573 backedges. 1131 proven. 258 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2022-07-13 13:08:13,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:08:13,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942878878] [2022-07-13 13:08:13,305 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942878878] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:08:13,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1201648119] [2022-07-13 13:08:13,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:13,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:08:13,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:08:13,307 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:08:13,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-13 13:08:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:13,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 1145 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-13 13:08:13,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:08:14,954 INFO L134 CoverageAnalysis]: Checked inductivity of 1573 backedges. 938 proven. 202 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2022-07-13 13:08:14,954 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 13:08:16,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1573 backedges. 938 proven. 202 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2022-07-13 13:08:16,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1201648119] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 13:08:16,425 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 13:08:16,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2022-07-13 13:08:16,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957561113] [2022-07-13 13:08:16,426 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 13:08:16,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-07-13 13:08:16,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:08:16,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-07-13 13:08:16,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2022-07-13 13:08:16,428 INFO L87 Difference]: Start difference. First operand 22107 states and 23211 transitions. Second operand has 12 states, 12 states have (on average 130.58333333333334) internal successors, (1567), 11 states have internal predecessors, (1567), 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) [2022-07-13 13:08:21,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:08:21,189 INFO L93 Difference]: Finished difference Result 44394 states and 46608 transitions. [2022-07-13 13:08:21,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-07-13 13:08:21,189 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 130.58333333333334) internal successors, (1567), 11 states have internal predecessors, (1567), 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 971 [2022-07-13 13:08:21,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:08:21,216 INFO L225 Difference]: With dead ends: 44394 [2022-07-13 13:08:21,217 INFO L226 Difference]: Without dead ends: 22618 [2022-07-13 13:08:21,250 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1967 GetRequests, 1936 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=841, Unknown=0, NotChecked=0, Total=1056 [2022-07-13 13:08:21,251 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 4475 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 9443 mSolverCounterSat, 481 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4475 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 9924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 481 IncrementalHoareTripleChecker+Valid, 9443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-07-13 13:08:21,251 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4475 Valid, 147 Invalid, 9924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [481 Valid, 9443 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-07-13 13:08:21,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22618 states. [2022-07-13 13:08:21,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22618 to 21120. [2022-07-13 13:08:21,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21120 states, 21119 states have (on average 1.045693451394479) internal successors, (22084), 21119 states have internal predecessors, (22084), 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) [2022-07-13 13:08:21,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21120 states to 21120 states and 22084 transitions. [2022-07-13 13:08:21,517 INFO L78 Accepts]: Start accepts. Automaton has 21120 states and 22084 transitions. Word has length 971 [2022-07-13 13:08:21,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:08:21,518 INFO L495 AbstractCegarLoop]: Abstraction has 21120 states and 22084 transitions. [2022-07-13 13:08:21,518 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 130.58333333333334) internal successors, (1567), 11 states have internal predecessors, (1567), 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) [2022-07-13 13:08:21,518 INFO L276 IsEmpty]: Start isEmpty. Operand 21120 states and 22084 transitions. [2022-07-13 13:08:21,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1052 [2022-07-13 13:08:21,536 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:08:21,536 INFO L195 NwaCegarLoop]: 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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:08:21,554 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-07-13 13:08:21,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-07-13 13:08:21,738 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:08:21,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:08:21,739 INFO L85 PathProgramCache]: Analyzing trace with hash 484801574, now seen corresponding path program 1 times [2022-07-13 13:08:21,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:08:21,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455590230] [2022-07-13 13:08:21,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:21,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:08:21,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:21,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2268 backedges. 1447 proven. 0 refuted. 0 times theorem prover too weak. 821 trivial. 0 not checked. [2022-07-13 13:08:21,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:08:21,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455590230] [2022-07-13 13:08:21,992 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455590230] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:08:21,992 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:08:21,993 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:08:21,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31834278] [2022-07-13 13:08:21,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:08:21,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:08:21,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:08:21,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:08:21,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:08:21,994 INFO L87 Difference]: Start difference. First operand 21120 states and 22084 transitions. Second operand has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 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) [2022-07-13 13:08:22,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:08:22,768 INFO L93 Difference]: Finished difference Result 41909 states and 43835 transitions. [2022-07-13 13:08:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:08:22,769 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 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 1051 [2022-07-13 13:08:22,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:08:22,786 INFO L225 Difference]: With dead ends: 41909 [2022-07-13 13:08:22,787 INFO L226 Difference]: Without dead ends: 21120 [2022-07-13 13:08:22,797 INFO L412 NwaCegarLoop]: 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 [2022-07-13 13:08:22,797 INFO L413 NwaCegarLoop]: 441 mSDtfsCounter, 220 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 13:08:22,798 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 447 Invalid, 870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 13:08:22,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21120 states. [2022-07-13 13:08:22,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21120 to 19475. [2022-07-13 13:08:23,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19475 states, 19474 states have (on average 1.0340967443771183) internal successors, (20138), 19474 states have internal predecessors, (20138), 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) [2022-07-13 13:08:23,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19475 states to 19475 states and 20138 transitions. [2022-07-13 13:08:23,023 INFO L78 Accepts]: Start accepts. Automaton has 19475 states and 20138 transitions. Word has length 1051 [2022-07-13 13:08:23,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:08:23,023 INFO L495 AbstractCegarLoop]: Abstraction has 19475 states and 20138 transitions. [2022-07-13 13:08:23,023 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 185.0) internal successors, (555), 3 states have internal predecessors, (555), 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) [2022-07-13 13:08:23,023 INFO L276 IsEmpty]: Start isEmpty. Operand 19475 states and 20138 transitions. [2022-07-13 13:08:23,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1089 [2022-07-13 13:08:23,036 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:08:23,037 INFO L195 NwaCegarLoop]: 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, 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, 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, 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, 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] [2022-07-13 13:08:23,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-13 13:08:23,037 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:08:23,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:08:23,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1330054839, now seen corresponding path program 1 times [2022-07-13 13:08:23,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:08:23,038 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712159920] [2022-07-13 13:08:23,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:23,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:08:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:23,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2398 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 2045 trivial. 0 not checked. [2022-07-13 13:08:23,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:08:23,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712159920] [2022-07-13 13:08:23,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712159920] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:08:23,289 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:08:23,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:08:23,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374034563] [2022-07-13 13:08:23,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:08:23,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:08:23,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:08:23,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:08:23,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:08:23,291 INFO L87 Difference]: Start difference. First operand 19475 states and 20138 transitions. Second operand has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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) [2022-07-13 13:08:23,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:08:23,981 INFO L93 Difference]: Finished difference Result 38619 states and 39943 transitions. [2022-07-13 13:08:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:08:23,981 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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 1088 [2022-07-13 13:08:23,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:08:24,008 INFO L225 Difference]: With dead ends: 38619 [2022-07-13 13:08:24,008 INFO L226 Difference]: Without dead ends: 19475 [2022-07-13 13:08:24,019 INFO L412 NwaCegarLoop]: 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 [2022-07-13 13:08:24,020 INFO L413 NwaCegarLoop]: 433 mSDtfsCounter, 271 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 774 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 13:08:24,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [271 Valid, 439 Invalid, 852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 774 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 13:08:24,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19475 states. [2022-07-13 13:08:24,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19475 to 18817. [2022-07-13 13:08:24,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18817 states, 18816 states have (on average 1.0257759353741496) internal successors, (19301), 18816 states have internal predecessors, (19301), 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) [2022-07-13 13:08:24,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18817 states to 18817 states and 19301 transitions. [2022-07-13 13:08:24,249 INFO L78 Accepts]: Start accepts. Automaton has 18817 states and 19301 transitions. Word has length 1088 [2022-07-13 13:08:24,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:08:24,250 INFO L495 AbstractCegarLoop]: Abstraction has 18817 states and 19301 transitions. [2022-07-13 13:08:24,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 103.33333333333333) internal successors, (310), 3 states have internal predecessors, (310), 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) [2022-07-13 13:08:24,250 INFO L276 IsEmpty]: Start isEmpty. Operand 18817 states and 19301 transitions. [2022-07-13 13:08:24,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1201 [2022-07-13 13:08:24,264 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:08:24,265 INFO L195 NwaCegarLoop]: 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, 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:08:24,265 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-13 13:08:24,265 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:08:24,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:08:24,266 INFO L85 PathProgramCache]: Analyzing trace with hash 2016459313, now seen corresponding path program 1 times [2022-07-13 13:08:24,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:08:24,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56199991] [2022-07-13 13:08:24,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:24,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:08:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:24,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2427 backedges. 353 proven. 0 refuted. 0 times theorem prover too weak. 2074 trivial. 0 not checked. [2022-07-13 13:08:24,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:08:24,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56199991] [2022-07-13 13:08:24,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56199991] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:08:24,571 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:08:24,571 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 13:08:24,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522217465] [2022-07-13 13:08:24,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:08:24,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 13:08:24,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:08:24,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 13:08:24,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 13:08:24,574 INFO L87 Difference]: Start difference. First operand 18817 states and 19301 transitions. Second operand has 4 states, 4 states have (on average 98.25) internal successors, (393), 4 states have internal predecessors, (393), 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) [2022-07-13 13:08:25,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:08:25,693 INFO L93 Difference]: Finished difference Result 40288 states and 41317 transitions. [2022-07-13 13:08:25,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 13:08:25,693 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 98.25) internal successors, (393), 4 states have internal predecessors, (393), 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 1200 [2022-07-13 13:08:25,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:08:25,711 INFO L225 Difference]: With dead ends: 40288 [2022-07-13 13:08:25,711 INFO L226 Difference]: Without dead ends: 20791 [2022-07-13 13:08:25,722 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-13 13:08:25,722 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 605 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 1578 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 605 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 1706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-13 13:08:25,722 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [605 Valid, 64 Invalid, 1706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1578 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-13 13:08:25,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20791 states. [2022-07-13 13:08:25,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20791 to 18159. [2022-07-13 13:08:25,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18159 states, 18158 states have (on average 1.0253331864742814) internal successors, (18618), 18158 states have internal predecessors, (18618), 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) [2022-07-13 13:08:25,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18159 states to 18159 states and 18618 transitions. [2022-07-13 13:08:25,946 INFO L78 Accepts]: Start accepts. Automaton has 18159 states and 18618 transitions. Word has length 1200 [2022-07-13 13:08:25,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:08:25,947 INFO L495 AbstractCegarLoop]: Abstraction has 18159 states and 18618 transitions. [2022-07-13 13:08:25,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 98.25) internal successors, (393), 4 states have internal predecessors, (393), 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) [2022-07-13 13:08:25,947 INFO L276 IsEmpty]: Start isEmpty. Operand 18159 states and 18618 transitions. [2022-07-13 13:08:25,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1256 [2022-07-13 13:08:25,964 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:08:25,965 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:08:25,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-13 13:08:25,965 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:08:25,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:08:25,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1267286605, now seen corresponding path program 1 times [2022-07-13 13:08:25,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:08:25,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308756710] [2022-07-13 13:08:25,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:25,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:08:26,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:26,231 INFO L134 CoverageAnalysis]: Checked inductivity of 3242 backedges. 1921 proven. 0 refuted. 0 times theorem prover too weak. 1321 trivial. 0 not checked. [2022-07-13 13:08:26,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:08:26,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308756710] [2022-07-13 13:08:26,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308756710] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:08:26,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:08:26,232 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:08:26,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250843490] [2022-07-13 13:08:26,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:08:26,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:08:26,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:08:26,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:08:26,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:08:26,234 INFO L87 Difference]: Start difference. First operand 18159 states and 18618 transitions. Second operand has 3 states, 3 states have (on average 210.66666666666666) internal successors, (632), 3 states have internal predecessors, (632), 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) [2022-07-13 13:08:26,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:08:26,942 INFO L93 Difference]: Finished difference Result 41580 states and 42656 transitions. [2022-07-13 13:08:26,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:08:26,943 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 210.66666666666666) internal successors, (632), 3 states have internal predecessors, (632), 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 1255 [2022-07-13 13:08:26,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:08:26,961 INFO L225 Difference]: With dead ends: 41580 [2022-07-13 13:08:26,961 INFO L226 Difference]: Without dead ends: 21778 [2022-07-13 13:08:26,973 INFO L412 NwaCegarLoop]: 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 [2022-07-13 13:08:26,974 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 207 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 13:08:26,974 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 433 Invalid, 844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 749 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 13:08:26,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21778 states. [2022-07-13 13:08:27,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21778 to 21120. [2022-07-13 13:08:27,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21120 states, 21119 states have (on average 1.0192717458212983) internal successors, (21526), 21119 states have internal predecessors, (21526), 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) [2022-07-13 13:08:27,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21120 states to 21120 states and 21526 transitions. [2022-07-13 13:08:27,229 INFO L78 Accepts]: Start accepts. Automaton has 21120 states and 21526 transitions. Word has length 1255 [2022-07-13 13:08:27,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:08:27,230 INFO L495 AbstractCegarLoop]: Abstraction has 21120 states and 21526 transitions. [2022-07-13 13:08:27,230 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 210.66666666666666) internal successors, (632), 3 states have internal predecessors, (632), 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) [2022-07-13 13:08:27,230 INFO L276 IsEmpty]: Start isEmpty. Operand 21120 states and 21526 transitions. [2022-07-13 13:08:27,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1530 [2022-07-13 13:08:27,259 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:08:27,259 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:08:27,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-13 13:08:27,260 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:08:27,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:08:27,260 INFO L85 PathProgramCache]: Analyzing trace with hash 158822930, now seen corresponding path program 1 times [2022-07-13 13:08:27,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:08:27,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606808914] [2022-07-13 13:08:27,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:27,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:08:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:27,664 INFO L134 CoverageAnalysis]: Checked inductivity of 5206 backedges. 2562 proven. 0 refuted. 0 times theorem prover too weak. 2644 trivial. 0 not checked. [2022-07-13 13:08:27,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:08:27,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606808914] [2022-07-13 13:08:27,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606808914] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:08:27,664 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:08:27,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:08:27,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152627410] [2022-07-13 13:08:27,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:08:27,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:08:27,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:08:27,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:08:27,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:08:27,667 INFO L87 Difference]: Start difference. First operand 21120 states and 21526 transitions. Second operand has 3 states, 3 states have (on average 211.33333333333334) internal successors, (634), 3 states have internal predecessors, (634), 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) [2022-07-13 13:08:28,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:08:28,412 INFO L93 Difference]: Finished difference Result 43883 states and 44765 transitions. [2022-07-13 13:08:28,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:08:28,413 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 211.33333333333334) internal successors, (634), 3 states have internal predecessors, (634), 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 1529 [2022-07-13 13:08:28,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:08:28,433 INFO L225 Difference]: With dead ends: 43883 [2022-07-13 13:08:28,433 INFO L226 Difference]: Without dead ends: 21120 [2022-07-13 13:08:28,445 INFO L412 NwaCegarLoop]: 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 [2022-07-13 13:08:28,446 INFO L413 NwaCegarLoop]: 413 mSDtfsCounter, 205 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 762 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 419 SdHoareTripleChecker+Invalid, 816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 13:08:28,446 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [205 Valid, 419 Invalid, 816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 762 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 13:08:28,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21120 states. [2022-07-13 13:08:28,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21120 to 19804. [2022-07-13 13:08:28,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19804 states, 19803 states have (on average 1.0173711053880725) internal successors, (20147), 19803 states have internal predecessors, (20147), 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) [2022-07-13 13:08:28,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19804 states to 19804 states and 20147 transitions. [2022-07-13 13:08:28,643 INFO L78 Accepts]: Start accepts. Automaton has 19804 states and 20147 transitions. Word has length 1529 [2022-07-13 13:08:28,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:08:28,643 INFO L495 AbstractCegarLoop]: Abstraction has 19804 states and 20147 transitions. [2022-07-13 13:08:28,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 211.33333333333334) internal successors, (634), 3 states have internal predecessors, (634), 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) [2022-07-13 13:08:28,644 INFO L276 IsEmpty]: Start isEmpty. Operand 19804 states and 20147 transitions. [2022-07-13 13:08:28,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1557 [2022-07-13 13:08:28,711 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:08:28,712 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:08:28,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-07-13 13:08:28,712 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:08:28,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:08:28,713 INFO L85 PathProgramCache]: Analyzing trace with hash -1952310525, now seen corresponding path program 1 times [2022-07-13 13:08:28,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:08:28,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780784756] [2022-07-13 13:08:28,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:28,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:08:28,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:29,155 INFO L134 CoverageAnalysis]: Checked inductivity of 4281 backedges. 2813 proven. 35 refuted. 0 times theorem prover too weak. 1433 trivial. 0 not checked. [2022-07-13 13:08:29,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:08:29,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780784756] [2022-07-13 13:08:29,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780784756] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:08:29,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1004871165] [2022-07-13 13:08:29,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:29,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:08:29,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:08:29,157 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:08:29,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-13 13:08:29,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:29,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 1819 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-13 13:08:29,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:08:31,204 INFO L134 CoverageAnalysis]: Checked inductivity of 4281 backedges. 2813 proven. 35 refuted. 0 times theorem prover too weak. 1433 trivial. 0 not checked. [2022-07-13 13:08:31,205 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 13:08:34,403 INFO L134 CoverageAnalysis]: Checked inductivity of 4281 backedges. 2526 proven. 322 refuted. 0 times theorem prover too weak. 1433 trivial. 0 not checked. [2022-07-13 13:08:34,404 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1004871165] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 13:08:34,404 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 13:08:34,404 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 6 [2022-07-13 13:08:34,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626822994] [2022-07-13 13:08:34,404 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 13:08:34,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-13 13:08:34,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:08:34,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 13:08:34,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-13 13:08:34,406 INFO L87 Difference]: Start difference. First operand 19804 states and 20147 transitions. Second operand has 6 states, 6 states have (on average 181.83333333333334) internal successors, (1091), 6 states have internal predecessors, (1091), 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) [2022-07-13 13:08:36,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:08:36,198 INFO L93 Difference]: Finished difference Result 39424 states and 40108 transitions. [2022-07-13 13:08:36,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-13 13:08:36,198 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 181.83333333333334) internal successors, (1091), 6 states have internal predecessors, (1091), 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 1556 [2022-07-13 13:08:36,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:08:36,218 INFO L225 Difference]: With dead ends: 39424 [2022-07-13 13:08:36,218 INFO L226 Difference]: Without dead ends: 19951 [2022-07-13 13:08:36,229 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3121 GetRequests, 3113 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-13 13:08:36,230 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 401 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 3270 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 401 SdHoareTripleChecker+Valid, 590 SdHoareTripleChecker+Invalid, 3372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 3270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-13 13:08:36,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [401 Valid, 590 Invalid, 3372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 3270 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-13 13:08:36,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19951 states. [2022-07-13 13:08:36,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19951 to 19804. [2022-07-13 13:08:36,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19804 states, 19803 states have (on average 1.016916628793617) internal successors, (20138), 19803 states have internal predecessors, (20138), 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) [2022-07-13 13:08:36,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19804 states to 19804 states and 20138 transitions. [2022-07-13 13:08:36,412 INFO L78 Accepts]: Start accepts. Automaton has 19804 states and 20138 transitions. Word has length 1556 [2022-07-13 13:08:36,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:08:36,413 INFO L495 AbstractCegarLoop]: Abstraction has 19804 states and 20138 transitions. [2022-07-13 13:08:36,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 181.83333333333334) internal successors, (1091), 6 states have internal predecessors, (1091), 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) [2022-07-13 13:08:36,414 INFO L276 IsEmpty]: Start isEmpty. Operand 19804 states and 20138 transitions. [2022-07-13 13:08:36,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1588 [2022-07-13 13:08:36,434 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:08:36,435 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-13 13:08:36,452 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-07-13 13:08:36,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:08:36,638 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:08:36,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:08:36,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1620524572, now seen corresponding path program 1 times [2022-07-13 13:08:36,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:08:36,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114312525] [2022-07-13 13:08:36,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:36,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:08:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:37,232 INFO L134 CoverageAnalysis]: Checked inductivity of 4312 backedges. 2591 proven. 288 refuted. 0 times theorem prover too weak. 1433 trivial. 0 not checked. [2022-07-13 13:08:37,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:08:37,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114312525] [2022-07-13 13:08:37,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114312525] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:08:37,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97246162] [2022-07-13 13:08:37,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:37,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:08:37,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:08:37,233 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:08:37,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-13 13:08:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:37,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 1850 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-13 13:08:37,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:08:38,963 INFO L134 CoverageAnalysis]: Checked inductivity of 4312 backedges. 2677 proven. 464 refuted. 0 times theorem prover too weak. 1171 trivial. 0 not checked. [2022-07-13 13:08:38,963 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 13:08:40,582 INFO L134 CoverageAnalysis]: Checked inductivity of 4312 backedges. 2677 proven. 464 refuted. 0 times theorem prover too weak. 1171 trivial. 0 not checked. [2022-07-13 13:08:40,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [97246162] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 13:08:40,582 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 13:08:40,583 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 13 [2022-07-13 13:08:40,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220565238] [2022-07-13 13:08:40,583 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 13:08:40,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-07-13 13:08:40,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:08:40,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-13 13:08:40,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-07-13 13:08:40,586 INFO L87 Difference]: Start difference. First operand 19804 states and 20138 transitions. Second operand has 13 states, 13 states have (on average 148.53846153846155) internal successors, (1931), 13 states have internal predecessors, (1931), 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) [2022-07-13 13:08:49,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:08:49,608 INFO L93 Difference]: Finished difference Result 41862 states and 42555 transitions. [2022-07-13 13:08:49,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-07-13 13:08:49,609 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 148.53846153846155) internal successors, (1931), 13 states have internal predecessors, (1931), 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 1587 [2022-07-13 13:08:49,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:08:49,628 INFO L225 Difference]: With dead ends: 41862 [2022-07-13 13:08:49,628 INFO L226 Difference]: Without dead ends: 22330 [2022-07-13 13:08:49,634 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3224 GetRequests, 3189 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 337 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=264, Invalid=1068, Unknown=0, NotChecked=0, Total=1332 [2022-07-13 13:08:49,635 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 2657 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 24599 mSolverCounterSat, 390 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2657 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 24989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 390 IncrementalHoareTripleChecker+Valid, 24599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-07-13 13:08:49,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2657 Valid, 392 Invalid, 24989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [390 Valid, 24599 Invalid, 0 Unknown, 0 Unchecked, 8.2s Time] [2022-07-13 13:08:49,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22330 states. [2022-07-13 13:08:49,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22330 to 20462. [2022-07-13 13:08:49,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20462 states, 20461 states have (on average 1.0154440154440154) internal successors, (20777), 20461 states have internal predecessors, (20777), 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) [2022-07-13 13:08:49,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20462 states to 20462 states and 20777 transitions. [2022-07-13 13:08:49,831 INFO L78 Accepts]: Start accepts. Automaton has 20462 states and 20777 transitions. Word has length 1587 [2022-07-13 13:08:49,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:08:49,831 INFO L495 AbstractCegarLoop]: Abstraction has 20462 states and 20777 transitions. [2022-07-13 13:08:49,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 148.53846153846155) internal successors, (1931), 13 states have internal predecessors, (1931), 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) [2022-07-13 13:08:49,832 INFO L276 IsEmpty]: Start isEmpty. Operand 20462 states and 20777 transitions. [2022-07-13 13:08:49,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2222 [2022-07-13 13:08:49,865 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:08:49,865 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:08:49,882 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-07-13 13:08:50,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2022-07-13 13:08:50,066 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:08:50,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:08:50,067 INFO L85 PathProgramCache]: Analyzing trace with hash 509097690, now seen corresponding path program 1 times [2022-07-13 13:08:50,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:08:50,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204354048] [2022-07-13 13:08:50,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:50,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:08:50,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:50,716 INFO L134 CoverageAnalysis]: Checked inductivity of 10068 backedges. 6104 proven. 0 refuted. 0 times theorem prover too weak. 3964 trivial. 0 not checked. [2022-07-13 13:08:50,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:08:50,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204354048] [2022-07-13 13:08:50,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204354048] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:08:50,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:08:50,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:08:50,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441794532] [2022-07-13 13:08:50,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:08:50,719 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:08:50,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:08:50,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:08:50,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:08:50,719 INFO L87 Difference]: Start difference. First operand 20462 states and 20777 transitions. Second operand has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 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) [2022-07-13 13:08:51,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:08:51,442 INFO L93 Difference]: Finished difference Result 40922 states and 41555 transitions. [2022-07-13 13:08:51,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:08:51,442 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 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 2221 [2022-07-13 13:08:51,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:08:51,460 INFO L225 Difference]: With dead ends: 40922 [2022-07-13 13:08:51,460 INFO L226 Difference]: Without dead ends: 20791 [2022-07-13 13:08:51,471 INFO L412 NwaCegarLoop]: 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 [2022-07-13 13:08:51,471 INFO L413 NwaCegarLoop]: 429 mSDtfsCounter, 224 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 752 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 752 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 13:08:51,472 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 435 Invalid, 756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 752 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 13:08:51,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20791 states. [2022-07-13 13:08:51,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20791 to 20133. [2022-07-13 13:08:51,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20133 states, 20132 states have (on average 1.0156467315716273) internal successors, (20447), 20132 states have internal predecessors, (20447), 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) [2022-07-13 13:08:51,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20133 states to 20133 states and 20447 transitions. [2022-07-13 13:08:51,732 INFO L78 Accepts]: Start accepts. Automaton has 20133 states and 20447 transitions. Word has length 2221 [2022-07-13 13:08:51,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:08:51,733 INFO L495 AbstractCegarLoop]: Abstraction has 20133 states and 20447 transitions. [2022-07-13 13:08:51,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 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) [2022-07-13 13:08:51,733 INFO L276 IsEmpty]: Start isEmpty. Operand 20133 states and 20447 transitions. [2022-07-13 13:08:51,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2288 [2022-07-13 13:08:51,769 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:08:51,770 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 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, 1] [2022-07-13 13:08:51,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-07-13 13:08:51,770 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:08:51,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:08:51,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1337090136, now seen corresponding path program 1 times [2022-07-13 13:08:51,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:08:51,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872766717] [2022-07-13 13:08:51,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:51,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:08:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:52,443 INFO L134 CoverageAnalysis]: Checked inductivity of 9402 backedges. 6026 proven. 0 refuted. 0 times theorem prover too weak. 3376 trivial. 0 not checked. [2022-07-13 13:08:52,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:08:52,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872766717] [2022-07-13 13:08:52,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872766717] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:08:52,444 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:08:52,444 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 13:08:52,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981703641] [2022-07-13 13:08:52,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:08:52,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 13:08:52,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:08:52,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 13:08:52,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-13 13:08:52,446 INFO L87 Difference]: Start difference. First operand 20133 states and 20447 transitions. Second operand has 5 states, 5 states have (on average 167.6) internal successors, (838), 5 states have internal predecessors, (838), 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) [2022-07-13 13:08:53,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:08:53,551 INFO L93 Difference]: Finished difference Result 39950 states and 40576 transitions. [2022-07-13 13:08:53,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-13 13:08:53,551 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 167.6) internal successors, (838), 5 states have internal predecessors, (838), 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 2287 [2022-07-13 13:08:53,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:08:53,567 INFO L225 Difference]: With dead ends: 39950 [2022-07-13 13:08:53,567 INFO L226 Difference]: Without dead ends: 20148 [2022-07-13 13:08:53,576 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-07-13 13:08:53,576 INFO L413 NwaCegarLoop]: 415 mSDtfsCounter, 941 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 1608 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 941 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 1658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 1608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-13 13:08:53,577 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [941 Valid, 435 Invalid, 1658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 1608 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-13 13:08:53,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20148 states. [2022-07-13 13:08:53,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20148 to 19804. [2022-07-13 13:08:53,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19804 states, 19803 states have (on average 1.0151492198151795) internal successors, (20103), 19803 states have internal predecessors, (20103), 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) [2022-07-13 13:08:53,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19804 states to 19804 states and 20103 transitions. [2022-07-13 13:08:53,744 INFO L78 Accepts]: Start accepts. Automaton has 19804 states and 20103 transitions. Word has length 2287 [2022-07-13 13:08:53,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:08:53,745 INFO L495 AbstractCegarLoop]: Abstraction has 19804 states and 20103 transitions. [2022-07-13 13:08:53,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 167.6) internal successors, (838), 5 states have internal predecessors, (838), 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) [2022-07-13 13:08:53,745 INFO L276 IsEmpty]: Start isEmpty. Operand 19804 states and 20103 transitions. [2022-07-13 13:08:53,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2317 [2022-07-13 13:08:53,817 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:08:53,817 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:08:53,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-07-13 13:08:53,818 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:08:53,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:08:53,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1916731438, now seen corresponding path program 1 times [2022-07-13 13:08:53,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:08:53,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381578142] [2022-07-13 13:08:53,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:53,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:08:53,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:54,562 INFO L134 CoverageAnalysis]: Checked inductivity of 11178 backedges. 5495 proven. 2076 refuted. 0 times theorem prover too weak. 3607 trivial. 0 not checked. [2022-07-13 13:08:54,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:08:54,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381578142] [2022-07-13 13:08:54,562 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381578142] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:08:54,563 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [958204606] [2022-07-13 13:08:54,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:54,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:08:54,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:08:54,564 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:08:54,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-07-13 13:08:54,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:54,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 2699 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 13:08:54,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:08:55,136 INFO L134 CoverageAnalysis]: Checked inductivity of 11178 backedges. 2283 proven. 0 refuted. 0 times theorem prover too weak. 8895 trivial. 0 not checked. [2022-07-13 13:08:55,136 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:08:55,136 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [958204606] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:08:55,136 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:08:55,137 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-07-13 13:08:55,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923955495] [2022-07-13 13:08:55,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:08:55,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:08:55,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:08:55,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:08:55,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-07-13 13:08:55,138 INFO L87 Difference]: Start difference. First operand 19804 states and 20103 transitions. Second operand has 3 states, 3 states have (on average 175.33333333333334) internal successors, (526), 3 states have internal predecessors, (526), 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) [2022-07-13 13:08:55,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:08:55,899 INFO L93 Difference]: Finished difference Result 39276 states and 39872 transitions. [2022-07-13 13:08:55,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:08:55,906 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 175.33333333333334) internal successors, (526), 3 states have internal predecessors, (526), 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 2316 [2022-07-13 13:08:55,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:08:55,924 INFO L225 Difference]: With dead ends: 39276 [2022-07-13 13:08:55,925 INFO L226 Difference]: Without dead ends: 19803 [2022-07-13 13:08:55,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2322 GetRequests, 2318 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-07-13 13:08:55,979 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 219 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 738 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 13:08:55,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 54 Invalid, 787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 738 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 13:08:55,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19803 states. [2022-07-13 13:08:56,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19803 to 19474. [2022-07-13 13:08:56,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19474 states, 19473 states have (on average 1.0118112257998253) internal successors, (19703), 19473 states have internal predecessors, (19703), 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) [2022-07-13 13:08:56,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19474 states to 19474 states and 19703 transitions. [2022-07-13 13:08:56,128 INFO L78 Accepts]: Start accepts. Automaton has 19474 states and 19703 transitions. Word has length 2316 [2022-07-13 13:08:56,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:08:56,129 INFO L495 AbstractCegarLoop]: Abstraction has 19474 states and 19703 transitions. [2022-07-13 13:08:56,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 175.33333333333334) internal successors, (526), 3 states have internal predecessors, (526), 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) [2022-07-13 13:08:56,129 INFO L276 IsEmpty]: Start isEmpty. Operand 19474 states and 19703 transitions. [2022-07-13 13:08:56,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2394 [2022-07-13 13:08:56,168 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:08:56,168 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:08:56,194 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-07-13 13:08:56,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2022-07-13 13:08:56,369 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:08:56,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:08:56,370 INFO L85 PathProgramCache]: Analyzing trace with hash -954482011, now seen corresponding path program 1 times [2022-07-13 13:08:56,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:08:56,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914920402] [2022-07-13 13:08:56,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:56,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:08:56,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:57,120 INFO L134 CoverageAnalysis]: Checked inductivity of 11447 backedges. 8326 proven. 486 refuted. 0 times theorem prover too weak. 2635 trivial. 0 not checked. [2022-07-13 13:08:57,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:08:57,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914920402] [2022-07-13 13:08:57,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914920402] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:08:57,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1865970466] [2022-07-13 13:08:57,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:57,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:08:57,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:08:57,122 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:08:57,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-07-13 13:08:57,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:57,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 2774 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-13 13:08:57,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:08:57,998 INFO L134 CoverageAnalysis]: Checked inductivity of 11447 backedges. 6917 proven. 0 refuted. 0 times theorem prover too weak. 4530 trivial. 0 not checked. [2022-07-13 13:08:57,998 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:08:57,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1865970466] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:08:57,998 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:08:57,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-13 13:08:57,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243092547] [2022-07-13 13:08:57,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:08:58,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:08:58,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:08:58,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:08:58,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-07-13 13:08:58,001 INFO L87 Difference]: Start difference. First operand 19474 states and 19703 transitions. Second operand has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2022-07-13 13:08:58,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:08:58,634 INFO L93 Difference]: Finished difference Result 38946 states and 39404 transitions. [2022-07-13 13:08:58,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:08:58,635 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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 2393 [2022-07-13 13:08:58,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:08:58,650 INFO L225 Difference]: With dead ends: 38946 [2022-07-13 13:08:58,650 INFO L226 Difference]: Without dead ends: 19803 [2022-07-13 13:08:58,660 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2400 GetRequests, 2394 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2022-07-13 13:08:58,661 INFO L413 NwaCegarLoop]: 416 mSDtfsCounter, 123 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 741 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-13 13:08:58,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 421 Invalid, 752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 741 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-13 13:08:58,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19803 states. [2022-07-13 13:08:58,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19803 to 19474. [2022-07-13 13:08:58,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19474 states, 19473 states have (on average 1.0116058131772196) internal successors, (19699), 19473 states have internal predecessors, (19699), 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) [2022-07-13 13:08:58,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19474 states to 19474 states and 19699 transitions. [2022-07-13 13:08:58,832 INFO L78 Accepts]: Start accepts. Automaton has 19474 states and 19699 transitions. Word has length 2393 [2022-07-13 13:08:58,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:08:58,832 INFO L495 AbstractCegarLoop]: Abstraction has 19474 states and 19699 transitions. [2022-07-13 13:08:58,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 265.3333333333333) internal successors, (796), 3 states have internal predecessors, (796), 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) [2022-07-13 13:08:58,833 INFO L276 IsEmpty]: Start isEmpty. Operand 19474 states and 19699 transitions. [2022-07-13 13:08:58,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2470 [2022-07-13 13:08:58,871 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:08:58,872 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 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, 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, 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, 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] [2022-07-13 13:08:58,890 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-07-13 13:08:59,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2022-07-13 13:08:59,074 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:08:59,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:08:59,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1019327256, now seen corresponding path program 1 times [2022-07-13 13:08:59,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:08:59,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646816958] [2022-07-13 13:08:59,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:08:59,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:08:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:08:59,824 INFO L134 CoverageAnalysis]: Checked inductivity of 13074 backedges. 4367 proven. 0 refuted. 0 times theorem prover too weak. 8707 trivial. 0 not checked. [2022-07-13 13:08:59,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:08:59,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646816958] [2022-07-13 13:08:59,825 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646816958] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:08:59,825 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 13:08:59,825 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 13:08:59,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468244975] [2022-07-13 13:08:59,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:08:59,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 13:08:59,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:08:59,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 13:08:59,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 13:08:59,827 INFO L87 Difference]: Start difference. First operand 19474 states and 19699 transitions. Second operand has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 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) [2022-07-13 13:09:00,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:09:00,536 INFO L93 Difference]: Finished difference Result 40591 states and 41063 transitions. [2022-07-13 13:09:00,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 13:09:00,536 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 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 2469 [2022-07-13 13:09:00,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:09:00,552 INFO L225 Difference]: With dead ends: 40591 [2022-07-13 13:09:00,552 INFO L226 Difference]: Without dead ends: 21448 [2022-07-13 13:09:00,564 INFO L412 NwaCegarLoop]: 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 [2022-07-13 13:09:00,565 INFO L413 NwaCegarLoop]: 411 mSDtfsCounter, 198 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 765 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 13:09:00,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 417 Invalid, 790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 765 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 13:09:00,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21448 states. [2022-07-13 13:09:00,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21448 to 18816. [2022-07-13 13:09:00,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18816 states, 18815 states have (on average 1.0116927982992294) internal successors, (19035), 18815 states have internal predecessors, (19035), 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) [2022-07-13 13:09:00,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18816 states to 18816 states and 19035 transitions. [2022-07-13 13:09:00,732 INFO L78 Accepts]: Start accepts. Automaton has 18816 states and 19035 transitions. Word has length 2469 [2022-07-13 13:09:00,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:09:00,733 INFO L495 AbstractCegarLoop]: Abstraction has 18816 states and 19035 transitions. [2022-07-13 13:09:00,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 225.33333333333334) internal successors, (676), 3 states have internal predecessors, (676), 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) [2022-07-13 13:09:00,733 INFO L276 IsEmpty]: Start isEmpty. Operand 18816 states and 19035 transitions. [2022-07-13 13:09:00,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2610 [2022-07-13 13:09:00,774 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:09:00,775 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2022-07-13 13:09:00,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-07-13 13:09:00,775 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:09:00,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:09:00,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1341586274, now seen corresponding path program 1 times [2022-07-13 13:09:00,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:09:00,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073270019] [2022-07-13 13:09:00,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:09:00,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:09:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:09:01,637 INFO L134 CoverageAnalysis]: Checked inductivity of 13418 backedges. 4318 proven. 134 refuted. 0 times theorem prover too weak. 8966 trivial. 0 not checked. [2022-07-13 13:09:01,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:09:01,637 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073270019] [2022-07-13 13:09:01,638 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073270019] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:09:01,638 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [441919769] [2022-07-13 13:09:01,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:09:01,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:09:01,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:09:01,639 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:09:01,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-07-13 13:09:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:09:02,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 2983 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 13:09:02,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:09:02,466 INFO L134 CoverageAnalysis]: Checked inductivity of 13418 backedges. 3030 proven. 0 refuted. 0 times theorem prover too weak. 10388 trivial. 0 not checked. [2022-07-13 13:09:02,467 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 13:09:02,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [441919769] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 13:09:02,467 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 13:09:02,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 6 [2022-07-13 13:09:02,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103066183] [2022-07-13 13:09:02,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 13:09:02,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 13:09:02,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:09:02,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 13:09:02,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-07-13 13:09:02,469 INFO L87 Difference]: Start difference. First operand 18816 states and 19035 transitions. Second operand has 4 states, 4 states have (on average 150.0) internal successors, (600), 4 states have internal predecessors, (600), 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) [2022-07-13 13:09:03,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:09:03,545 INFO L93 Difference]: Finished difference Result 20851 states and 21088 transitions. [2022-07-13 13:09:03,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 13:09:03,546 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 150.0) internal successors, (600), 4 states have internal predecessors, (600), 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 2609 [2022-07-13 13:09:03,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:09:03,564 INFO L225 Difference]: With dead ends: 20851 [2022-07-13 13:09:03,565 INFO L226 Difference]: Without dead ends: 20790 [2022-07-13 13:09:03,570 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2613 GetRequests, 2609 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-07-13 13:09:03,570 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 363 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 1495 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 1599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 1495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-13 13:09:03,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 28 Invalid, 1599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 1495 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-13 13:09:03,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20790 states. [2022-07-13 13:09:03,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20790 to 18487. [2022-07-13 13:09:03,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18487 states, 18486 states have (on average 1.0117386130044357) internal successors, (18703), 18486 states have internal predecessors, (18703), 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) [2022-07-13 13:09:03,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18487 states to 18487 states and 18703 transitions. [2022-07-13 13:09:03,747 INFO L78 Accepts]: Start accepts. Automaton has 18487 states and 18703 transitions. Word has length 2609 [2022-07-13 13:09:03,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:09:03,748 INFO L495 AbstractCegarLoop]: Abstraction has 18487 states and 18703 transitions. [2022-07-13 13:09:03,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 150.0) internal successors, (600), 4 states have internal predecessors, (600), 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) [2022-07-13 13:09:03,748 INFO L276 IsEmpty]: Start isEmpty. Operand 18487 states and 18703 transitions. [2022-07-13 13:09:03,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2805 [2022-07-13 13:09:03,795 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 13:09:03,795 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 13:09:03,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-07-13 13:09:03,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2022-07-13 13:09:03,996 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 13:09:03,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 13:09:03,997 INFO L85 PathProgramCache]: Analyzing trace with hash 1482410570, now seen corresponding path program 1 times [2022-07-13 13:09:03,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 13:09:03,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328978703] [2022-07-13 13:09:03,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:09:03,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 13:09:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:09:05,068 INFO L134 CoverageAnalysis]: Checked inductivity of 15082 backedges. 6252 proven. 5961 refuted. 0 times theorem prover too weak. 2869 trivial. 0 not checked. [2022-07-13 13:09:05,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 13:09:05,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328978703] [2022-07-13 13:09:05,068 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328978703] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 13:09:05,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1663020740] [2022-07-13 13:09:05,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 13:09:05,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 13:09:05,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 13:09:05,070 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 13:09:05,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-07-13 13:09:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 13:09:05,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 3205 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-13 13:09:05,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 13:09:07,711 INFO L134 CoverageAnalysis]: Checked inductivity of 15082 backedges. 10567 proven. 60 refuted. 0 times theorem prover too weak. 4455 trivial. 0 not checked. [2022-07-13 13:09:07,711 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 13:09:09,786 INFO L134 CoverageAnalysis]: Checked inductivity of 15082 backedges. 10567 proven. 60 refuted. 0 times theorem prover too weak. 4455 trivial. 0 not checked. [2022-07-13 13:09:09,786 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1663020740] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 13:09:09,786 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 13:09:09,787 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 12 [2022-07-13 13:09:09,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199777232] [2022-07-13 13:09:09,787 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 13:09:09,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-07-13 13:09:09,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 13:09:09,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-07-13 13:09:09,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2022-07-13 13:09:09,790 INFO L87 Difference]: Start difference. First operand 18487 states and 18703 transitions. Second operand has 12 states, 12 states have (on average 169.5) internal successors, (2034), 12 states have internal predecessors, (2034), 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) [2022-07-13 13:09:14,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 13:09:14,146 INFO L93 Difference]: Finished difference Result 37095 states and 37519 transitions. [2022-07-13 13:09:14,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-07-13 13:09:14,147 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 169.5) internal successors, (2034), 12 states have internal predecessors, (2034), 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 2804 [2022-07-13 13:09:14,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 13:09:14,149 INFO L225 Difference]: With dead ends: 37095 [2022-07-13 13:09:14,149 INFO L226 Difference]: Without dead ends: 0 [2022-07-13 13:09:14,159 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5646 GetRequests, 5620 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=148, Invalid=608, Unknown=0, NotChecked=0, Total=756 [2022-07-13 13:09:14,159 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 1837 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 10559 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1837 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 10750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 10559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-07-13 13:09:14,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1837 Valid, 169 Invalid, 10750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 10559 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-07-13 13:09:14,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-13 13:09:14,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-13 13:09:14,160 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) [2022-07-13 13:09:14,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-13 13:09:14,160 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2804 [2022-07-13 13:09:14,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 13:09:14,160 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 13:09:14,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 169.5) internal successors, (2034), 12 states have internal predecessors, (2034), 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) [2022-07-13 13:09:14,161 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-13 13:09:14,161 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-13 13:09:14,163 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-13 13:09:14,182 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-07-13 13:09:14,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-07-13 13:09:14,373 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-13 13:10:03,774 WARN L233 SmtUtils]: Spent 49.40s on a formula simplification. DAG size of input: 1156 DAG size of output: 1151 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-07-13 13:10:48,182 WARN L233 SmtUtils]: Spent 43.27s on a formula simplification. DAG size of input: 1150 DAG size of output: 1148 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-07-13 13:10:57,807 WARN L233 SmtUtils]: Spent 9.62s on a formula simplification. DAG size of input: 1134 DAG size of output: 216 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-07-13 13:11:10,348 WARN L233 SmtUtils]: Spent 9.32s on a formula simplification. DAG size of input: 1131 DAG size of output: 216 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-07-13 13:11:10,352 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,352 INFO L899 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,352 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,352 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,352 INFO L899 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,352 INFO L899 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,352 INFO L899 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,352 INFO L899 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,352 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,352 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,352 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,352 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,352 INFO L899 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,352 INFO L899 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,353 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,354 INFO L899 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-07-13 13:11:10,355 INFO L895 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse34 (+ ~a18~0 156)) (.cse24 (< 134 ~a18~0)) (.cse36 (* (div ~a18~0 5) 10)) (.cse35 (+ 87 ~a18~0))) (let ((.cse8 (= ~a15~0 4)) (.cse23 (= 5 ~a12~0)) (.cse14 (<= ~a18~0 134)) (.cse1 (<= .cse35 0)) (.cse3 (or (not (= (mod ~a18~0 5) 0)) (<= (div (+ .cse36 3616650) (- 9)) 135))) (.cse5 (<= (div (+ .cse36 3616660) (- 9)) 135)) (.cse7 (<= 0 .cse35)) (.cse18 (<= ~a15~0 3)) (.cse19 (<= 9 ~a12~0)) (.cse26 (not .cse24)) (.cse2 (<= ~a16~0 11)) (.cse29 (<= .cse34 0))) (let ((.cse25 (= ~a16~0 11)) (.cse30 (<= ~a18~0 597816)) (.cse28 (< 594218 ~a18~0)) (.cse32 (not .cse29)) (.cse10 (= ~a12~0 6)) (.cse11 (<= ~a18~0 594508)) (.cse0 (= ~a16~0 9)) (.cse15 (= ~a16~0 12)) (.cse6 (= 7 ~a12~0)) (.cse13 (= ~a12~0 8)) (.cse9 (<= 10 ~a16~0)) (.cse20 (<= ~a18~0 600002)) (.cse16 (<= ~a12~0 5)) (.cse12 (<= 4 ~a15~0)) (.cse27 (or (and .cse1 .cse19 .cse2 .cse3 .cse5) (and .cse7 .cse18 .cse19 .cse26 .cse2))) (.cse4 (= ~a15~0 3)) (.cse21 (or (and .cse8 .cse23) .cse14)) (.cse33 (or (not (= |ULTIMATE.start_calculate_output_~input#1| 6)) (<= 135 ~a18~0))) (.cse31 (= ~a12~0 9)) (.cse17 (= ~a16~0 8)) (.cse22 (not (= |ULTIMATE.start_calculate_output_~input#1| 3)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse2 .cse12) (and .cse0 .cse8 .cse13 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse7 .cse10 .cse15 .cse4 .cse14) (and .cse16 .cse8 .cse9 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse7 .cse17 .cse18 .cse19 .cse2 .cse4 .cse20) (and .cse7 .cse0 .cse18 .cse19 .cse2 .cse4 .cse20) (and .cse7 .cse17 .cse8 .cse2 .cse21 .cse12 .cse6) (and .cse0 .cse8 .cse19 .cse3 .cse5 .cse14) (and .cse13 .cse15 .cse1 .cse3 .cse4 .cse5) (and .cse7 .cse0 .cse18 .cse2 .cse4 .cse20 .cse6) (and .cse17 .cse18 .cse10 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse22 .cse17 .cse8 .cse11 .cse23 .cse24) (and .cse16 .cse0 .cse8 .cse23 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse17 .cse8 .cse13 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse25 .cse26 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse17 .cse23 .cse26 .cse4) (and .cse0 .cse27 .cse4) (and .cse25 .cse27 .cse4) (and .cse28 .cse10 .cse11 .cse15 .cse4) (and .cse0 .cse8 .cse10 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse29 .cse15 .cse19 .cse3 .cse4 .cse5) (and .cse7 .cse0 .cse23 .cse4 .cse20) (and .cse7 .cse17 .cse18 .cse13 .cse2 .cse4 .cse20) (and .cse30 .cse13 .cse15 .cse24 .cse4) (and .cse7 .cse15 .cse19 .cse4 .cse14) (and .cse8 (or (and .cse7 .cse0 .cse2 .cse12 .cse6 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse12 .cse5 .cse6) (and .cse30 .cse0 .cse28 .cse6))) (and .cse17 .cse8 .cse10 (<= (+ 300160 ~a18~0) 0) .cse2 .cse3 .cse12 .cse5 .cse14) (and (<= ~a18~0 69306) .cse31 .cse17 .cse8 (<= 69094 ~a18~0)) (and .cse8 .cse9 .cse10 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse15 .cse23 .cse32 .cse4 .cse14) (and .cse17 .cse1 .cse23 .cse3 .cse4 .cse5) (and .cse11 .cse15 .cse23 .cse24 .cse4) (and .cse9 .cse23 .cse32 .cse2 .cse4 .cse14) (and .cse0 .cse23 .cse32 .cse2 .cse4 .cse14) (and .cse31 .cse15 (not (= |ULTIMATE.start_calculate_output_~input#1| 4)) .cse24 .cse4 .cse20) (and .cse18 .cse9 .cse10 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse17 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse15 .cse3 .cse4 .cse5 .cse6 .cse14) (and .cse7 .cse17 .cse8 .cse10 .cse11 .cse2 .cse12) (and .cse0 .cse18 .cse13 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse7 .cse13 .cse15 .cse4 .cse14) (and (= ~a16~0 10) .cse8 .cse23 (< 0 (+ (div (+ ~a18~0 (- 599175)) 3) 156)) .cse20) (and .cse17 .cse8 .cse29 .cse1 .cse2 .cse3 .cse12 .cse5 .cse6) (and .cse18 .cse13 .cse9 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse16 .cse17 .cse8 .cse23 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse17 .cse27 .cse4) (and .cse33 .cse7 .cse31 .cse17 .cse8 .cse21) (and .cse33 .cse31 .cse17 .cse8 (or .cse22 (< 0 .cse34)) .cse1 .cse2 .cse3 .cse5))))) [2022-07-13 13:11:10,355 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,356 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-07-13 13:11:10,357 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-07-13 13:11:10,358 INFO L899 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,358 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-07-13 13:11:10,358 INFO L899 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,359 INFO L895 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse33 (* (div ~a18~0 5) 10)) (.cse16 (< 134 ~a18~0)) (.cse34 (+ 87 ~a18~0)) (.cse24 (+ ~a18~0 156))) (let ((.cse31 (<= .cse24 0)) (.cse13 (= ~a12~0 6)) (.cse7 (<= 0 .cse34)) (.cse29 (not .cse16)) (.cse1 (<= .cse34 0)) (.cse17 (<= 9 ~a12~0)) (.cse2 (<= ~a16~0 11)) (.cse3 (or (not (= (mod ~a18~0 5) 0)) (<= (div (+ .cse33 3616650) (- 9)) 135))) (.cse5 (<= (div (+ .cse33 3616660) (- 9)) 135))) (let ((.cse19 (not (= |ULTIMATE.start_calculate_output_~input#1| 3))) (.cse25 (or (and .cse7 .cse17 .cse29 .cse2) (and .cse1 .cse17 .cse2 .cse3 .cse5))) (.cse28 (or (and .cse13 .cse29 .cse2 .cse3 .cse5) (and .cse7 .cse13 .cse2))) (.cse27 (= ~a16~0 11)) (.cse15 (<= ~a18~0 594508)) (.cse26 (<= ~a18~0 597816)) (.cse30 (< 594218 ~a18~0)) (.cse18 (<= 10 ~a16~0)) (.cse32 (not .cse31)) (.cse14 (= ~a16~0 12)) (.cse0 (= ~a16~0 9)) (.cse20 (= 5 ~a12~0)) (.cse11 (= ~a12~0 8)) (.cse4 (= ~a15~0 3)) (.cse23 (<= ~a18~0 600002)) (.cse12 (<= 4 ~a15~0)) (.cse6 (= 7 ~a12~0)) (.cse21 (not (= |ULTIMATE.start_calculate_output_~input#1| 6))) (.cse22 (= ~a12~0 9)) (.cse8 (= ~a16~0 8)) (.cse9 (= ~a15~0 4)) (.cse10 (<= ~a18~0 134))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9 .cse6 .cse10) (and .cse0 .cse9 .cse11 .cse2 .cse3 .cse12 .cse5 .cse10) (and .cse7 .cse13 .cse14 .cse4 .cse10) (and .cse8 .cse9 .cse13 .cse15 .cse16) (and .cse0 .cse9 .cse17 .cse3 .cse5 .cse10) (and (<= ~a12~0 5) .cse9 .cse18 .cse2 .cse3 .cse5 .cse10) (and .cse9 .cse18 .cse13 .cse15 .cse2 .cse16) (and .cse19 .cse8 .cse9 .cse15 .cse20 .cse16) (and .cse21 .cse22 .cse14 (not (= |ULTIMATE.start_calculate_output_~input#1| 4)) .cse16 .cse4 .cse23) (and .cse7 .cse0 .cse17 .cse4 .cse23) (and .cse21 .cse22 .cse8 .cse9 (or .cse19 (< 0 .cse24)) .cse1 .cse3 .cse5) (and .cse7 .cse8 .cse9 .cse13 .cse10) (and .cse8 .cse9 .cse11 .cse2 .cse3 .cse12 .cse5 .cse10) (and .cse8 .cse25 .cse4) (and .cse26 .cse11 .cse14 .cse3 .cse4 .cse5) (and .cse0 .cse25 .cse4) (and .cse27 .cse25 .cse4) (and .cse0 .cse9 .cse20 .cse3 .cse5 .cse10) (and .cse8 .cse28 .cse4 .cse23) (and .cse18 .cse28 .cse4 .cse23) (and .cse27 .cse29 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse30 .cse13 .cse15 .cse14 .cse4) (and (not (= |ULTIMATE.start_calculate_output_~input#1| 1)) (<= ~a18~0 69306) .cse22 .cse8 .cse9 (<= 69094 ~a18~0)) (and .cse0 .cse9 .cse13 .cse2 .cse3 .cse12 .cse5 .cse10) (and .cse11 .cse18 .cse2 .cse3 .cse4 .cse23 .cse5) (and .cse31 .cse14 .cse17 .cse3 .cse4 .cse5) (and .cse7 .cse0 .cse20 .cse4 .cse23) (and .cse8 .cse9 .cse20 .cse3 .cse5 .cse10) (and .cse7 .cse14 .cse17 .cse4 .cse10) (and .cse8 .cse9 .cse13 (<= (+ 300160 ~a18~0) 0) .cse2 .cse3 .cse12 .cse5 .cse10) (and .cse9 .cse18 .cse13 .cse2 .cse3 .cse12 .cse5 .cse10) (and .cse14 .cse20 .cse32 .cse4 .cse10) (and .cse15 .cse14 .cse20 .cse16 .cse4) (and .cse7 .cse8 .cse17 .cse4 .cse23) (and .cse9 (or (and .cse0 .cse1 .cse2 .cse3 .cse12 .cse5 .cse6) (and .cse7 .cse0 .cse6 .cse10) (and .cse26 .cse0 .cse30 .cse6))) (and .cse18 .cse20 .cse32 .cse2 .cse4 .cse10) (and .cse0 .cse20 .cse32 .cse2 .cse4 .cse10) (and .cse8 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse14 .cse3 .cse4 .cse5 .cse6 .cse10) (and .cse0 .cse11 .cse2 .cse3 .cse4 .cse23 .cse5) (and .cse7 .cse0 .cse4 .cse23 .cse6) (and .cse8 .cse20 .cse3 .cse4 .cse5 .cse10) (and (= ~a16~0 10) .cse9 .cse20 (< 0 (+ (div (+ ~a18~0 (- 599175)) 3) 156)) .cse23) (and .cse7 .cse8 .cse11 .cse4 .cse23) (and .cse8 .cse9 .cse31 .cse1 .cse2 .cse3 .cse12 .cse5 .cse6) (and .cse7 .cse21 .cse22 .cse8 .cse9 .cse10))))) [2022-07-13 13:11:10,359 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,359 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,359 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,359 INFO L899 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,359 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,359 INFO L899 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,359 INFO L899 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,359 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,359 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-13 13:11:10,359 INFO L899 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,359 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L902 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-13 13:11:10,360 INFO L899 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-07-13 13:11:10,361 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 200) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L895 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse34 (+ ~a18~0 156)) (.cse24 (< 134 ~a18~0)) (.cse36 (* (div ~a18~0 5) 10)) (.cse35 (+ 87 ~a18~0))) (let ((.cse8 (= ~a15~0 4)) (.cse23 (= 5 ~a12~0)) (.cse14 (<= ~a18~0 134)) (.cse1 (<= .cse35 0)) (.cse3 (or (not (= (mod ~a18~0 5) 0)) (<= (div (+ .cse36 3616650) (- 9)) 135))) (.cse5 (<= (div (+ .cse36 3616660) (- 9)) 135)) (.cse7 (<= 0 .cse35)) (.cse18 (<= ~a15~0 3)) (.cse19 (<= 9 ~a12~0)) (.cse26 (not .cse24)) (.cse2 (<= ~a16~0 11)) (.cse29 (<= .cse34 0))) (let ((.cse25 (= ~a16~0 11)) (.cse30 (<= ~a18~0 597816)) (.cse28 (< 594218 ~a18~0)) (.cse32 (not .cse29)) (.cse10 (= ~a12~0 6)) (.cse11 (<= ~a18~0 594508)) (.cse0 (= ~a16~0 9)) (.cse15 (= ~a16~0 12)) (.cse6 (= 7 ~a12~0)) (.cse13 (= ~a12~0 8)) (.cse9 (<= 10 ~a16~0)) (.cse20 (<= ~a18~0 600002)) (.cse16 (<= ~a12~0 5)) (.cse12 (<= 4 ~a15~0)) (.cse27 (or (and .cse1 .cse19 .cse2 .cse3 .cse5) (and .cse7 .cse18 .cse19 .cse26 .cse2))) (.cse4 (= ~a15~0 3)) (.cse21 (or (and .cse8 .cse23) .cse14)) (.cse33 (or (not (= |ULTIMATE.start_calculate_output_~input#1| 6)) (<= 135 ~a18~0))) (.cse31 (= ~a12~0 9)) (.cse17 (= ~a16~0 8)) (.cse22 (not (= |ULTIMATE.start_calculate_output_~input#1| 3)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9 .cse10 .cse11 .cse2 .cse12) (and .cse0 .cse8 .cse13 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse7 .cse10 .cse15 .cse4 .cse14) (and .cse16 .cse8 .cse9 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse7 .cse17 .cse18 .cse19 .cse2 .cse4 .cse20) (and .cse7 .cse0 .cse18 .cse19 .cse2 .cse4 .cse20) (and .cse7 .cse17 .cse8 .cse2 .cse21 .cse12 .cse6) (and .cse0 .cse8 .cse19 .cse3 .cse5 .cse14) (and .cse13 .cse15 .cse1 .cse3 .cse4 .cse5) (and .cse7 .cse0 .cse18 .cse2 .cse4 .cse20 .cse6) (and .cse17 .cse18 .cse10 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse22 .cse17 .cse8 .cse11 .cse23 .cse24) (and .cse16 .cse0 .cse8 .cse23 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse17 .cse8 .cse13 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse25 .cse26 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse17 .cse23 .cse26 .cse4) (and .cse0 .cse27 .cse4) (and .cse25 .cse27 .cse4) (and .cse28 .cse10 .cse11 .cse15 .cse4) (and .cse0 .cse8 .cse10 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse29 .cse15 .cse19 .cse3 .cse4 .cse5) (and .cse7 .cse0 .cse23 .cse4 .cse20) (and .cse7 .cse17 .cse18 .cse13 .cse2 .cse4 .cse20) (and .cse30 .cse13 .cse15 .cse24 .cse4) (and .cse7 .cse15 .cse19 .cse4 .cse14) (and .cse8 (or (and .cse7 .cse0 .cse2 .cse12 .cse6 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse12 .cse5 .cse6) (and .cse30 .cse0 .cse28 .cse6))) (and .cse17 .cse8 .cse10 (<= (+ 300160 ~a18~0) 0) .cse2 .cse3 .cse12 .cse5 .cse14) (and (<= ~a18~0 69306) .cse31 .cse17 .cse8 (<= 69094 ~a18~0)) (and .cse8 .cse9 .cse10 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse15 .cse23 .cse32 .cse4 .cse14) (and .cse17 .cse1 .cse23 .cse3 .cse4 .cse5) (and .cse11 .cse15 .cse23 .cse24 .cse4) (and .cse9 .cse23 .cse32 .cse2 .cse4 .cse14) (and .cse0 .cse23 .cse32 .cse2 .cse4 .cse14) (and .cse31 .cse15 (not (= |ULTIMATE.start_calculate_output_~input#1| 4)) .cse24 .cse4 .cse20) (and .cse18 .cse9 .cse10 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse17 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse15 .cse3 .cse4 .cse5 .cse6 .cse14) (and .cse7 .cse17 .cse8 .cse10 .cse11 .cse2 .cse12) (and .cse0 .cse18 .cse13 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse7 .cse13 .cse15 .cse4 .cse14) (and (= ~a16~0 10) .cse8 .cse23 (< 0 (+ (div (+ ~a18~0 (- 599175)) 3) 156)) .cse20) (and .cse17 .cse8 .cse29 .cse1 .cse2 .cse3 .cse12 .cse5 .cse6) (and .cse18 .cse13 .cse9 .cse2 .cse3 .cse4 .cse20 .cse5) (and .cse16 .cse17 .cse8 .cse23 .cse2 .cse3 .cse12 .cse5 .cse14) (and .cse17 .cse27 .cse4) (and .cse33 .cse7 .cse31 .cse17 .cse8 .cse21) (and .cse33 .cse31 .cse17 .cse8 (or .cse22 (< 0 .cse34)) .cse1 .cse2 .cse3 .cse5))))) [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,362 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-07-13 13:11:10,363 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-07-13 13:11:10,363 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,363 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,363 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,363 INFO L899 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,363 INFO L899 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,363 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,363 INFO L899 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,363 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,364 INFO L899 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,364 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,364 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,364 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,364 INFO L899 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2022-07-13 13:11:10,364 INFO L899 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,364 INFO L899 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,364 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,365 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,365 INFO L899 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,365 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-07-13 13:11:10,365 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-07-13 13:11:10,365 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-07-13 13:11:10,365 INFO L899 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,365 INFO L899 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,365 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,365 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,365 INFO L899 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,366 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,366 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,366 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,366 INFO L899 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,366 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,366 INFO L899 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,366 INFO L899 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,366 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,366 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-13 13:11:10,366 INFO L899 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,367 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-07-13 13:11:10,367 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-07-13 13:11:10,367 INFO L899 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,367 INFO L899 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,367 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,368 INFO L899 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,368 INFO L899 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,368 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,368 INFO L899 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,368 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,369 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,369 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,369 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,369 INFO L899 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,369 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,369 INFO L899 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,370 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-13 13:11:10,370 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-07-13 13:11:10,370 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-07-13 13:11:10,370 INFO L899 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,370 INFO L899 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,370 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,370 INFO L899 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,370 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,370 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,371 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,371 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,371 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,371 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,371 INFO L899 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,371 INFO L899 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,371 INFO L899 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,371 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,371 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-07-13 13:11:10,371 INFO L899 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,372 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-07-13 13:11:10,372 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-07-13 13:11:10,372 INFO L899 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,372 INFO L899 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,372 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,372 INFO L899 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,372 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,372 INFO L899 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,372 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,372 INFO L899 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,372 INFO L899 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,373 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,373 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,373 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,373 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,373 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,373 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-13 13:11:10,373 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-07-13 13:11:10,373 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-07-13 13:11:10,373 INFO L899 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,373 INFO L899 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,374 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,374 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,374 INFO L899 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,374 INFO L899 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,374 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,374 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,374 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,374 INFO L899 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,374 INFO L899 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,374 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,375 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,375 INFO L899 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,375 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-13 13:11:10,375 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,375 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-07-13 13:11:10,375 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-07-13 13:11:10,375 INFO L899 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,375 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,375 INFO L899 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,375 INFO L899 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,376 INFO L899 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,376 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,376 INFO L899 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,376 INFO L899 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,376 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,376 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,376 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,376 INFO L899 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,376 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-13 13:11:10,376 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-07-13 13:11:10,377 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,377 INFO L899 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,377 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,377 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,377 INFO L899 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,377 INFO L899 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,377 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,377 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,377 INFO L899 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,377 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,378 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,378 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,378 INFO L899 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,378 INFO L899 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,378 INFO L899 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,378 INFO L899 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,378 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-07-13 13:11:10,378 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-13 13:11:10,378 INFO L899 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,378 INFO L899 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,378 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,379 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,379 INFO L899 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,379 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,379 INFO L899 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,379 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,379 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,379 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-13 13:11:10,379 INFO L899 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,379 INFO L899 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,379 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-07-13 13:11:10,380 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-07-13 13:11:10,380 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,380 INFO L899 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,380 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,380 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,380 INFO L899 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,380 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,380 INFO L899 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,380 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,380 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,380 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,380 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,381 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,381 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,381 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,381 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,381 INFO L899 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,381 INFO L899 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,381 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-07-13 13:11:10,381 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-07-13 13:11:10,381 INFO L899 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,381 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,381 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,382 INFO L899 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,382 INFO L899 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,382 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,382 INFO L899 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2022-07-13 13:11:10,382 INFO L899 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,382 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,382 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,382 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-07-13 13:11:10,382 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2022-07-13 13:11:10,382 INFO L899 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,383 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,383 INFO L899 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2022-07-13 13:11:10,383 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-07-13 13:11:10,383 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-07-13 13:11:10,383 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-07-13 13:11:10,385 INFO L356 BasicCegarLoop]: Path program 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] [2022-07-13 13:11:10,386 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-13 13:11:10,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 01:11:10 BoogieIcfgContainer [2022-07-13 13:11:10,436 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-13 13:11:10,437 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 13:11:10,437 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 13:11:10,437 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 13:11:10,437 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 01:07:34" (3/4) ... [2022-07-13 13:11:10,439 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-13 13:11:10,462 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-13 13:11:10,464 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-13 13:11:10,465 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-13 13:11:10,467 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 13:11:10,574 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-13 13:11:10,575 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 13:11:10,578 INFO L158 Benchmark]: Toolchain (without parser) took 218302.31ms. Allocated memory was 88.1MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 45.2MB in the beginning and 1.2GB in the end (delta: -1.2GB). Peak memory consumption was 443.2MB. Max. memory is 16.1GB. [2022-07-13 13:11:10,578 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 88.1MB. Free memory was 66.4MB in the beginning and 66.4MB in the end (delta: 32.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 13:11:10,578 INFO L158 Benchmark]: CACSL2BoogieTranslator took 617.10ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 45.0MB in the beginning and 37.6MB in the end (delta: 7.4MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2022-07-13 13:11:10,579 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.38ms. Allocated memory is still 113.2MB. Free memory was 37.6MB in the beginning and 66.7MB in the end (delta: -29.1MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2022-07-13 13:11:10,580 INFO L158 Benchmark]: Boogie Preprocessor took 115.07ms. Allocated memory is still 113.2MB. Free memory was 66.7MB in the beginning and 54.0MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-13 13:11:10,581 INFO L158 Benchmark]: RCFGBuilder took 1518.09ms. Allocated memory was 113.2MB in the beginning and 174.1MB in the end (delta: 60.8MB). Free memory was 54.0MB in the beginning and 100.1MB in the end (delta: -46.1MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2022-07-13 13:11:10,584 INFO L158 Benchmark]: TraceAbstraction took 215770.82ms. Allocated memory was 174.1MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 100.1MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-07-13 13:11:10,586 INFO L158 Benchmark]: Witness Printer took 138.02ms. Allocated memory is still 1.7GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-13 13:11:10,586 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 88.1MB. Free memory was 66.4MB in the beginning and 66.4MB in the end (delta: 32.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 617.10ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 45.0MB in the beginning and 37.6MB in the end (delta: 7.4MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.38ms. Allocated memory is still 113.2MB. Free memory was 37.6MB in the beginning and 66.7MB in the end (delta: -29.1MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.07ms. Allocated memory is still 113.2MB. Free memory was 66.7MB in the beginning and 54.0MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1518.09ms. Allocated memory was 113.2MB in the beginning and 174.1MB in the end (delta: 60.8MB). Free memory was 54.0MB in the beginning and 100.1MB in the end (delta: -46.1MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. * TraceAbstraction took 215770.82ms. Allocated memory was 174.1MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 100.1MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * Witness Printer took 138.02ms. Allocated memory is still 1.7GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. 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: 200]: 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, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 215.7s, OverallIterations: 29, TraceHistogramMax: 15, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.6s, AutomataDifference: 53.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 116.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 23070 SdHoareTripleChecker+Valid, 47.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23070 mSDsluCounter, 7969 SdHoareTripleChecker+Invalid, 38.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1116 mSDsCounter, 7209 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 85890 IncrementalHoareTripleChecker+Invalid, 93099 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7209 mSolverCounterUnsat, 6853 mSDtfsCounter, 85890 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26016 GetRequests, 25815 SyntacticMatches, 1 SemanticMatches, 200 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1165 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22107occurred in iteration=14, InterpolantAutomatonStates: 223, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.7s AutomataMinimizationTime, 29 MinimizatonAttempts, 28213 StatesRemovedByMinimization, 24 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 383 NumberOfFragments, 5414 HoareAnnotationTreeSize, 4 FomulaSimplifications, 209622 FormulaSimplificationTreeSizeReduction, 93.8s HoareSimplificationTime, 4 FomulaSimplificationsInter, 2350795 FormulaSimplificationTreeSizeReductionInter, 22.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 3.8s SatisfiabilityAnalysisTime, 31.4s InterpolantComputationTime, 51623 NumberOfCodeBlocks, 51623 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 59838 ConstructedInterpolants, 0 QuantifiedInterpolants, 205338 SizeOfPredicates, 30 NumberOfNonLiveVariables, 20380 ConjunctsInSsa, 77 ConjunctsInUnsatCore, 47 InterpolantComputations, 23 PerfectInterpolantSequences, 195006/208903 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: 1504]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((a16 == 9 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12) || ((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && 7 == a12) && a18 <= 134)) || (((((((a16 == 9 && a15 == 4) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((0 <= 87 + a18 && a12 == 6) && a16 == 12) && a15 == 3) && a18 <= 134)) || ((((a16 == 8 && a15 == 4) && a12 == 6) && a18 <= 594508) && 134 < a18)) || (((((a16 == 9 && a15 == 4) && 9 <= a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((((a12 <= 5 && a15 == 4) && 10 <= a16) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((a15 == 4 && 10 <= a16) && a12 == 6) && a18 <= 594508) && a16 <= 11) && 134 < a18)) || (((((!(input == 3) && a16 == 8) && a15 == 4) && a18 <= 594508) && 5 == a12) && 134 < a18)) || ((((((!(input == 6) && a12 == 9) && a16 == 12) && !(input == 4)) && 134 < a18) && a15 == 3) && a18 <= 600002)) || ((((0 <= 87 + a18 && a16 == 9) && 9 <= a12) && a15 == 3) && a18 <= 600002)) || (((((((!(input == 6) && a12 == 9) && a16 == 8) && a15 == 4) && (!(input == 3) || 0 < a18 + 156)) && 87 + a18 <= 0) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a12 == 6) && a18 <= 134)) || (((((((a16 == 8 && a15 == 4) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((a16 == 8 && ((((0 <= 87 + a18 && 9 <= a12) && !(134 < a18)) && a16 <= 11) || ((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135))) && a15 == 3)) || (((((a18 <= 597816 && a12 == 8) && a16 == 12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((a16 == 9 && ((((0 <= 87 + a18 && 9 <= a12) && !(134 < a18)) && a16 <= 11) || ((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135))) && a15 == 3)) || ((a16 == 11 && ((((0 <= 87 + a18 && 9 <= a12) && !(134 < a18)) && a16 <= 11) || ((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135))) && a15 == 3)) || (((((a16 == 9 && a15 == 4) && 5 == a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((a16 == 8 && (((((a12 == 6 && !(134 < a18)) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((0 <= 87 + a18 && a12 == 6) && a16 <= 11))) && a15 == 3) && a18 <= 600002)) || (((10 <= a16 && (((((a12 == 6 && !(134 < a18)) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((0 <= 87 + a18 && a12 == 6) && a16 <= 11))) && a15 == 3) && a18 <= 600002)) || ((((((a16 == 11 && !(134 < a18)) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || ((((594218 < a18 && a12 == 6) && a18 <= 594508) && a16 == 12) && a15 == 3)) || (((((!(input == 1) && a18 <= 69306) && a12 == 9) && a16 == 8) && a15 == 4) && 69094 <= a18)) || (((((((a16 == 9 && a15 == 4) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((((a12 == 8 && 10 <= a16) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || (((((a18 + 156 <= 0 && a16 == 12) && 9 <= a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((0 <= 87 + a18 && a16 == 9) && 5 == a12) && a15 == 3) && a18 <= 600002)) || (((((a16 == 8 && a15 == 4) && 5 == a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((0 <= 87 + a18 && a16 == 12) && 9 <= a12) && a15 == 3) && a18 <= 134)) || ((((((((a16 == 8 && a15 == 4) && a12 == 6) && 300160 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((((a15 == 4 && 10 <= a16) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((a16 == 12 && 5 == a12) && !(a18 + 156 <= 0)) && a15 == 3) && a18 <= 134)) || ((((a18 <= 594508 && a16 == 12) && 5 == a12) && 134 < a18) && a15 == 3)) || ((((0 <= 87 + a18 && a16 == 8) && 9 <= a12) && a15 == 3) && a18 <= 600002)) || (a15 == 4 && ((((((((a16 == 9 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12) || (((0 <= 87 + a18 && a16 == 9) && 7 == a12) && a18 <= 134)) || (((a18 <= 597816 && a16 == 9) && 594218 < a18) && 7 == a12)))) || (((((10 <= a16 && 5 == a12) && !(a18 + 156 <= 0)) && a16 <= 11) && a15 == 3) && a18 <= 134)) || (((((a16 == 9 && 5 == a12) && !(a18 + 156 <= 0)) && a16 <= 11) && a15 == 3) && a18 <= 134)) || ((((((a16 == 8 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((((a16 == 12 && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12) && a18 <= 134)) || ((((((a16 == 9 && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((0 <= 87 + a18 && a16 == 9) && a15 == 3) && a18 <= 600002) && 7 == a12)) || (((((a16 == 8 && 5 == a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((a16 == 10 && a15 == 4) && 5 == a12) && 0 < (a18 + -599175) / 3 + 156) && a18 <= 600002)) || ((((0 <= 87 + a18 && a16 == 8) && a12 == 8) && a15 == 3) && a18 <= 600002)) || ((((((((a16 == 8 && a15 == 4) && a18 + 156 <= 0) && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((((0 <= 87 + a18 && !(input == 6)) && a12 == 9) && a16 == 8) && a15 == 4) && a18 <= 134) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((a16 == 9 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12) || ((((((0 <= 87 + a18 && a15 == 4) && 10 <= a16) && a12 == 6) && a18 <= 594508) && a16 <= 11) && 4 <= a15)) || (((((((a16 == 9 && a15 == 4) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((0 <= 87 + a18 && a12 == 6) && a16 == 12) && a15 == 3) && a18 <= 134)) || (((((((a12 <= 5 && a15 == 4) && 10 <= a16) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 <= 3) && 9 <= a12) && a16 <= 11) && a15 == 3) && a18 <= 600002)) || ((((((0 <= 87 + a18 && a16 == 9) && a15 <= 3) && 9 <= a12) && a16 <= 11) && a15 == 3) && a18 <= 600002)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a16 <= 11) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 4 <= a15) && 7 == a12)) || (((((a16 == 9 && a15 == 4) && 9 <= a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((a12 == 8 && a16 == 12) && 87 + a18 <= 0) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((((0 <= 87 + a18 && a16 == 9) && a15 <= 3) && a16 <= 11) && a15 == 3) && a18 <= 600002) && 7 == a12)) || (((((((a16 == 8 && a15 <= 3) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || (((((!(input == 3) && a16 == 8) && a15 == 4) && a18 <= 594508) && 5 == a12) && 134 < a18)) || ((((((((a12 <= 5 && a16 == 9) && a15 == 4) && 5 == a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((((a16 == 8 && a15 == 4) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((a16 == 11 && !(134 < a18)) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || ((((0 <= 87 + a18 && a16 == 8) && 5 == a12) && !(134 < a18)) && a15 == 3)) || ((a16 == 9 && (((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((((0 <= 87 + a18 && a15 <= 3) && 9 <= a12) && !(134 < a18)) && a16 <= 11))) && a15 == 3)) || ((a16 == 11 && (((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((((0 <= 87 + a18 && a15 <= 3) && 9 <= a12) && !(134 < a18)) && a16 <= 11))) && a15 == 3)) || ((((594218 < a18 && a12 == 6) && a18 <= 594508) && a16 == 12) && a15 == 3)) || (((((((a16 == 9 && a15 == 4) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((a18 + 156 <= 0 && a16 == 12) && 9 <= a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((0 <= 87 + a18 && a16 == 9) && 5 == a12) && a15 == 3) && a18 <= 600002)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 <= 3) && a12 == 8) && a16 <= 11) && a15 == 3) && a18 <= 600002)) || ((((a18 <= 597816 && a12 == 8) && a16 == 12) && 134 < a18) && a15 == 3)) || ((((0 <= 87 + a18 && a16 == 12) && 9 <= a12) && a15 == 3) && a18 <= 134)) || (a15 == 4 && (((((((0 <= 87 + a18 && a16 == 9) && a16 <= 11) && 4 <= a15) && 7 == a12) && a18 <= 134) || ((((((a16 == 9 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((a18 <= 597816 && a16 == 9) && 594218 < a18) && 7 == a12)))) || ((((((((a16 == 8 && a15 == 4) && a12 == 6) && 300160 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((a18 <= 69306 && a12 == 9) && a16 == 8) && a15 == 4) && 69094 <= a18)) || (((((((a15 == 4 && 10 <= a16) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((a16 == 12 && 5 == a12) && !(a18 + 156 <= 0)) && a15 == 3) && a18 <= 134)) || (((((a16 == 8 && 87 + a18 <= 0) && 5 == a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((a18 <= 594508 && a16 == 12) && 5 == a12) && 134 < a18) && a15 == 3)) || (((((10 <= a16 && 5 == a12) && !(a18 + 156 <= 0)) && a16 <= 11) && a15 == 3) && a18 <= 134)) || (((((a16 == 9 && 5 == a12) && !(a18 + 156 <= 0)) && a16 <= 11) && a15 == 3) && a18 <= 134)) || (((((a12 == 9 && a16 == 12) && !(input == 4)) && 134 < a18) && a15 == 3) && a18 <= 600002)) || (((((((a15 <= 3 && 10 <= a16) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((((a16 == 8 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((((a16 == 12 && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12) && a18 <= 134)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a12 == 6) && a18 <= 594508) && a16 <= 11) && 4 <= a15)) || (((((((a16 == 9 && a15 <= 3) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((0 <= 87 + a18 && a12 == 8) && a16 == 12) && a15 == 3) && a18 <= 134)) || ((((a16 == 10 && a15 == 4) && 5 == a12) && 0 < (a18 + -599175) / 3 + 156) && a18 <= 600002)) || ((((((((a16 == 8 && a15 == 4) && a18 + 156 <= 0) && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((((((a15 <= 3 && a12 == 8) && 10 <= a16) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((((((a12 <= 5 && a16 == 8) && a15 == 4) && 5 == a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((a16 == 8 && (((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((((0 <= 87 + a18 && a15 <= 3) && 9 <= a12) && !(134 < a18)) && a16 <= 11))) && a15 == 3)) || ((((((!(input == 6) || 135 <= a18) && 0 <= 87 + a18) && a12 == 9) && a16 == 8) && a15 == 4) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((((((((!(input == 6) || 135 <= a18) && a12 == 9) && a16 == 8) && a15 == 4) && (!(input == 3) || 0 < a18 + 156)) && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((a16 == 9 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12) || ((((((0 <= 87 + a18 && a15 == 4) && 10 <= a16) && a12 == 6) && a18 <= 594508) && a16 <= 11) && 4 <= a15)) || (((((((a16 == 9 && a15 == 4) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((0 <= 87 + a18 && a12 == 6) && a16 == 12) && a15 == 3) && a18 <= 134)) || (((((((a12 <= 5 && a15 == 4) && 10 <= a16) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 <= 3) && 9 <= a12) && a16 <= 11) && a15 == 3) && a18 <= 600002)) || ((((((0 <= 87 + a18 && a16 == 9) && a15 <= 3) && 9 <= a12) && a16 <= 11) && a15 == 3) && a18 <= 600002)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a16 <= 11) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 4 <= a15) && 7 == a12)) || (((((a16 == 9 && a15 == 4) && 9 <= a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((a12 == 8 && a16 == 12) && 87 + a18 <= 0) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((((0 <= 87 + a18 && a16 == 9) && a15 <= 3) && a16 <= 11) && a15 == 3) && a18 <= 600002) && 7 == a12)) || (((((((a16 == 8 && a15 <= 3) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || (((((!(input == 3) && a16 == 8) && a15 == 4) && a18 <= 594508) && 5 == a12) && 134 < a18)) || ((((((((a12 <= 5 && a16 == 9) && a15 == 4) && 5 == a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((((a16 == 8 && a15 == 4) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((a16 == 11 && !(134 < a18)) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || ((((0 <= 87 + a18 && a16 == 8) && 5 == a12) && !(134 < a18)) && a15 == 3)) || ((a16 == 9 && (((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((((0 <= 87 + a18 && a15 <= 3) && 9 <= a12) && !(134 < a18)) && a16 <= 11))) && a15 == 3)) || ((a16 == 11 && (((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((((0 <= 87 + a18 && a15 <= 3) && 9 <= a12) && !(134 < a18)) && a16 <= 11))) && a15 == 3)) || ((((594218 < a18 && a12 == 6) && a18 <= 594508) && a16 == 12) && a15 == 3)) || (((((((a16 == 9 && a15 == 4) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || (((((a18 + 156 <= 0 && a16 == 12) && 9 <= a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((0 <= 87 + a18 && a16 == 9) && 5 == a12) && a15 == 3) && a18 <= 600002)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 <= 3) && a12 == 8) && a16 <= 11) && a15 == 3) && a18 <= 600002)) || ((((a18 <= 597816 && a12 == 8) && a16 == 12) && 134 < a18) && a15 == 3)) || ((((0 <= 87 + a18 && a16 == 12) && 9 <= a12) && a15 == 3) && a18 <= 134)) || (a15 == 4 && (((((((0 <= 87 + a18 && a16 == 9) && a16 <= 11) && 4 <= a15) && 7 == a12) && a18 <= 134) || ((((((a16 == 9 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((a18 <= 597816 && a16 == 9) && 594218 < a18) && 7 == a12)))) || ((((((((a16 == 8 && a15 == 4) && a12 == 6) && 300160 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((a18 <= 69306 && a12 == 9) && a16 == 8) && a15 == 4) && 69094 <= a18)) || (((((((a15 == 4 && 10 <= a16) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((((a16 == 12 && 5 == a12) && !(a18 + 156 <= 0)) && a15 == 3) && a18 <= 134)) || (((((a16 == 8 && 87 + a18 <= 0) && 5 == a12) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((a18 <= 594508 && a16 == 12) && 5 == a12) && 134 < a18) && a15 == 3)) || (((((10 <= a16 && 5 == a12) && !(a18 + 156 <= 0)) && a16 <= 11) && a15 == 3) && a18 <= 134)) || (((((a16 == 9 && 5 == a12) && !(a18 + 156 <= 0)) && a16 <= 11) && a15 == 3) && a18 <= 134)) || (((((a12 == 9 && a16 == 12) && !(input == 4)) && 134 < a18) && a15 == 3) && a18 <= 600002)) || (((((((a15 <= 3 && 10 <= a16) && a12 == 6) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((((a16 == 8 && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((((a16 == 12 && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12) && a18 <= 134)) || ((((((0 <= 87 + a18 && a16 == 8) && a15 == 4) && a12 == 6) && a18 <= 594508) && a16 <= 11) && 4 <= a15)) || (((((((a16 == 9 && a15 <= 3) && a12 == 8) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((0 <= 87 + a18 && a12 == 8) && a16 == 12) && a15 == 3) && a18 <= 134)) || ((((a16 == 10 && a15 == 4) && 5 == a12) && 0 < (a18 + -599175) / 3 + 156) && a18 <= 600002)) || ((((((((a16 == 8 && a15 == 4) && a18 + 156 <= 0) && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && 7 == a12)) || (((((((a15 <= 3 && a12 == 8) && 10 <= a16) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && a15 == 3) && a18 <= 600002) && (a18 / 5 * 10 + 3616660) / -9 <= 135)) || ((((((((a12 <= 5 && a16 == 8) && a15 == 4) && 5 == a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && 4 <= a15) && (a18 / 5 * 10 + 3616660) / -9 <= 135) && a18 <= 134)) || ((a16 == 8 && (((((87 + a18 <= 0 && 9 <= a12) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) || ((((0 <= 87 + a18 && a15 <= 3) && 9 <= a12) && !(134 < a18)) && a16 <= 11))) && a15 == 3)) || ((((((!(input == 6) || 135 <= a18) && 0 <= 87 + a18) && a12 == 9) && a16 == 8) && a15 == 4) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((((((((!(input == 6) || 135 <= a18) && a12 == 9) && a16 == 8) && a15 == 4) && (!(input == 3) || 0 < a18 + 156)) && 87 + a18 <= 0) && a16 <= 11) && (!(a18 % 5 == 0) || (a18 / 5 * 10 + 3616650) / -9 <= 135)) && (a18 / 5 * 10 + 3616660) / -9 <= 135) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-13 13:11:10,623 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE