./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label05.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/Problem11_label05.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 6998e746c84ec80cbdf636f88f142c2942fd045c8cffd9bc8881e887e07cd119 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 12:40:27,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 12:40:27,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 12:40:27,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 12:40:27,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 12:40:27,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 12:40:27,937 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 12:40:27,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 12:40:27,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 12:40:27,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 12:40:27,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 12:40:27,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 12:40:27,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 12:40:27,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 12:40:27,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 12:40:27,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 12:40:27,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 12:40:27,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 12:40:27,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 12:40:27,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 12:40:27,968 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 12:40:27,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 12:40:27,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 12:40:27,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 12:40:27,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 12:40:27,978 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 12:40:27,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 12:40:27,979 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 12:40:27,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 12:40:27,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 12:40:27,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 12:40:27,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 12:40:27,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 12:40:27,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 12:40:27,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 12:40:27,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 12:40:27,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 12:40:27,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 12:40:27,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 12:40:27,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 12:40:27,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 12:40:27,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 12:40:27,990 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 12:40:28,026 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 12:40:28,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 12:40:28,028 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 12:40:28,028 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 12:40:28,029 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 12:40:28,029 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 12:40:28,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 12:40:28,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 12:40:28,030 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 12:40:28,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 12:40:28,031 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 12:40:28,031 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 12:40:28,031 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 12:40:28,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 12:40:28,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 12:40:28,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 12:40:28,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 12:40:28,032 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 12:40:28,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 12:40:28,034 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 12:40:28,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 12:40:28,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 12:40:28,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 12:40:28,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 12:40:28,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 12:40:28,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 12:40:28,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 12:40:28,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 12:40:28,036 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 12:40:28,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 12:40:28,036 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 12:40:28,037 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 12:40:28,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 12:40:28,037 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6998e746c84ec80cbdf636f88f142c2942fd045c8cffd9bc8881e887e07cd119 [2022-07-13 12:40:28,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 12:40:28,329 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 12:40:28,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 12:40:28,332 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 12:40:28,333 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 12:40:28,334 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label05.c [2022-07-13 12:40:28,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dea242b35/d8c20ba6de844cfbad5f2d6e5608b37b/FLAG70d8c30bb [2022-07-13 12:40:28,883 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 12:40:28,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label05.c [2022-07-13 12:40:28,900 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dea242b35/d8c20ba6de844cfbad5f2d6e5608b37b/FLAG70d8c30bb [2022-07-13 12:40:29,179 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dea242b35/d8c20ba6de844cfbad5f2d6e5608b37b [2022-07-13 12:40:29,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 12:40:29,182 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 12:40:29,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 12:40:29,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 12:40:29,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 12:40:29,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 12:40:29" (1/1) ... [2022-07-13 12:40:29,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a2d3620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 12:40:29, skipping insertion in model container [2022-07-13 12:40:29,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 12:40:29" (1/1) ... [2022-07-13 12:40:29,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 12:40:29,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 12:40:29,499 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/Problem11_label05.c[9225,9238] [2022-07-13 12:40:29,693 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 12:40:29,704 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 12:40:29,746 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/Problem11_label05.c[9225,9238] [2022-07-13 12:40:29,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 12:40:29,880 INFO L208 MainTranslator]: Completed translation [2022-07-13 12:40:29,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 12:40:29 WrapperNode [2022-07-13 12:40:29,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 12:40:29,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 12:40:29,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 12:40:29,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 12:40:29,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 12:40:29" (1/1) ... [2022-07-13 12:40:29,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 12:40:29" (1/1) ... [2022-07-13 12:40:30,042 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2022-07-13 12:40:30,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 12:40:30,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 12:40:30,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 12:40:30,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 12:40:30,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 12:40:29" (1/1) ... [2022-07-13 12:40:30,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 12:40:29" (1/1) ... [2022-07-13 12:40:30,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 12:40:29" (1/1) ... [2022-07-13 12:40:30,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 12:40:29" (1/1) ... [2022-07-13 12:40:30,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 12:40:29" (1/1) ... [2022-07-13 12:40:30,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 12:40:29" (1/1) ... [2022-07-13 12:40:30,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 12:40:29" (1/1) ... [2022-07-13 12:40:30,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 12:40:30,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 12:40:30,174 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 12:40:30,174 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 12:40:30,175 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 12:40:29" (1/1) ... [2022-07-13 12:40:30,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 12:40:30,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 12:40:30,209 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 12:40:30,229 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 12:40:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 12:40:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 12:40:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 12:40:30,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 12:40:30,297 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 12:40:30,299 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 12:40:31,582 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 12:40:31,596 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 12:40:31,597 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-13 12:40:31,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 12:40:31 BoogieIcfgContainer [2022-07-13 12:40:31,599 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 12:40:31,601 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 12:40:31,602 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 12:40:31,604 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 12:40:31,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 12:40:29" (1/3) ... [2022-07-13 12:40:31,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@99e6e81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 12:40:31, skipping insertion in model container [2022-07-13 12:40:31,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 12:40:29" (2/3) ... [2022-07-13 12:40:31,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@99e6e81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 12:40:31, skipping insertion in model container [2022-07-13 12:40:31,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 12:40:31" (3/3) ... [2022-07-13 12:40:31,608 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label05.c [2022-07-13 12:40:31,620 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 12:40:31,620 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 12:40:31,686 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 12:40:31,693 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@3a3a2ff5, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1c084160 [2022-07-13 12:40:31,693 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 12:40:31,709 INFO L276 IsEmpty]: Start isEmpty. Operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 12:40:31,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-07-13 12:40:31,718 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:31,719 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, 1, 1, 1] [2022-07-13 12:40:31,719 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:31,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:31,725 INFO L85 PathProgramCache]: Analyzing trace with hash -107486446, now seen corresponding path program 1 times [2022-07-13 12:40:31,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:31,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358769345] [2022-07-13 12:40:31,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:31,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:32,059 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 12:40:32,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:32,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358769345] [2022-07-13 12:40:32,061 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358769345] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:40:32,062 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 12:40:32,062 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 12:40:32,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119227278] [2022-07-13 12:40:32,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:40:32,068 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 12:40:32,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:40:32,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 12:40:32,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 12:40:32,102 INFO L87 Difference]: Start difference. First operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 2 states have internal predecessors, (64), 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 12:40:33,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:40:33,179 INFO L93 Difference]: Finished difference Result 761 states and 1345 transitions. [2022-07-13 12:40:33,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 12:40:33,182 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 2 states have internal predecessors, (64), 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 64 [2022-07-13 12:40:33,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:40:33,199 INFO L225 Difference]: With dead ends: 761 [2022-07-13 12:40:33,199 INFO L226 Difference]: Without dead ends: 413 [2022-07-13 12:40:33,202 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 12:40:33,205 INFO L413 NwaCegarLoop]: 190 mSDtfsCounter, 164 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 596 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-13 12:40:33,206 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 222 Invalid, 753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 596 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-13 12:40:33,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2022-07-13 12:40:33,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 413. [2022-07-13 12:40:33,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 413 states, 412 states have (on average 1.453883495145631) internal successors, (599), 412 states have internal predecessors, (599), 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 12:40:33,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 599 transitions. [2022-07-13 12:40:33,262 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 599 transitions. Word has length 64 [2022-07-13 12:40:33,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:40:33,262 INFO L495 AbstractCegarLoop]: Abstraction has 413 states and 599 transitions. [2022-07-13 12:40:33,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 2 states have internal predecessors, (64), 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 12:40:33,263 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 599 transitions. [2022-07-13 12:40:33,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-07-13 12:40:33,267 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:33,267 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 12:40:33,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 12:40:33,271 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:33,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:33,272 INFO L85 PathProgramCache]: Analyzing trace with hash -355691958, now seen corresponding path program 1 times [2022-07-13 12:40:33,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:33,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057603814] [2022-07-13 12:40:33,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:33,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:33,405 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:33,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:33,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057603814] [2022-07-13 12:40:33,408 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057603814] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:40:33,409 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 12:40:33,409 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 12:40:33,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516570295] [2022-07-13 12:40:33,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:40:33,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 12:40:33,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:40:33,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 12:40:33,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 12:40:33,413 INFO L87 Difference]: Start difference. First operand 413 states and 599 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 12:40:34,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:40:34,140 INFO L93 Difference]: Finished difference Result 1211 states and 1763 transitions. [2022-07-13 12:40:34,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 12:40:34,141 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2022-07-13 12:40:34,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:40:34,145 INFO L225 Difference]: With dead ends: 1211 [2022-07-13 12:40:34,145 INFO L226 Difference]: Without dead ends: 800 [2022-07-13 12:40:34,146 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 12:40:34,147 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 144 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-13 12:40:34,148 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 118 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-13 12:40:34,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2022-07-13 12:40:34,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 789. [2022-07-13 12:40:34,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 789 states, 788 states have (on average 1.3756345177664975) internal successors, (1084), 788 states have internal predecessors, (1084), 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 12:40:34,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1084 transitions. [2022-07-13 12:40:34,174 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1084 transitions. Word has length 132 [2022-07-13 12:40:34,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:40:34,174 INFO L495 AbstractCegarLoop]: Abstraction has 789 states and 1084 transitions. [2022-07-13 12:40:34,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 12:40:34,175 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1084 transitions. [2022-07-13 12:40:34,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-07-13 12:40:34,179 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:34,179 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 12:40:34,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-13 12:40:34,180 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:34,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:34,181 INFO L85 PathProgramCache]: Analyzing trace with hash -1592760116, now seen corresponding path program 1 times [2022-07-13 12:40:34,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:34,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936649027] [2022-07-13 12:40:34,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:34,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:34,288 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:34,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:34,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936649027] [2022-07-13 12:40:34,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936649027] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:40:34,289 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 12:40:34,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 12:40:34,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020194436] [2022-07-13 12:40:34,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:40:34,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 12:40:34,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:40:34,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 12:40:34,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 12:40:34,291 INFO L87 Difference]: Start difference. First operand 789 states and 1084 transitions. Second operand has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 2 states have internal predecessors, (133), 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 12:40:34,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:40:34,896 INFO L93 Difference]: Finished difference Result 1945 states and 2614 transitions. [2022-07-13 12:40:34,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 12:40:34,897 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 2 states have internal predecessors, (133), 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 133 [2022-07-13 12:40:34,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:40:34,901 INFO L225 Difference]: With dead ends: 1945 [2022-07-13 12:40:34,902 INFO L226 Difference]: Without dead ends: 1158 [2022-07-13 12:40:34,903 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 12:40:34,904 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 120 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 12:40:34,905 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 190 Invalid, 568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 531 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 12:40:34,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1158 states. [2022-07-13 12:40:34,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1158 to 1157. [2022-07-13 12:40:34,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1157 states, 1156 states have (on average 1.2716262975778547) internal successors, (1470), 1156 states have internal predecessors, (1470), 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 12:40:34,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 1470 transitions. [2022-07-13 12:40:34,928 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 1470 transitions. Word has length 133 [2022-07-13 12:40:34,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:40:34,929 INFO L495 AbstractCegarLoop]: Abstraction has 1157 states and 1470 transitions. [2022-07-13 12:40:34,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 2 states have internal predecessors, (133), 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 12:40:34,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1470 transitions. [2022-07-13 12:40:34,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-07-13 12:40:34,934 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:34,935 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, 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] [2022-07-13 12:40:34,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-13 12:40:34,935 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:34,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:34,936 INFO L85 PathProgramCache]: Analyzing trace with hash 491130087, now seen corresponding path program 1 times [2022-07-13 12:40:34,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:34,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901551889] [2022-07-13 12:40:34,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:34,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:35,069 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:35,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:35,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901551889] [2022-07-13 12:40:35,070 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901551889] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:40:35,070 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 12:40:35,070 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 12:40:35,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972415989] [2022-07-13 12:40:35,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:40:35,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 12:40:35,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:40:35,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 12:40:35,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 12:40:35,072 INFO L87 Difference]: Start difference. First operand 1157 states and 1470 transitions. Second operand has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 12:40:35,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:40:35,733 INFO L93 Difference]: Finished difference Result 2519 states and 3352 transitions. [2022-07-13 12:40:35,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 12:40:35,734 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 191 [2022-07-13 12:40:35,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:40:35,740 INFO L225 Difference]: With dead ends: 2519 [2022-07-13 12:40:35,740 INFO L226 Difference]: Without dead ends: 1548 [2022-07-13 12:40:35,741 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 12:40:35,743 INFO L413 NwaCegarLoop]: 290 mSDtfsCounter, 171 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 12:40:35,743 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 322 Invalid, 634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 12:40:35,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1548 states. [2022-07-13 12:40:35,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1548 to 1545. [2022-07-13 12:40:35,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1545 states, 1544 states have (on average 1.294041450777202) internal successors, (1998), 1544 states have internal predecessors, (1998), 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 12:40:35,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1545 states and 1998 transitions. [2022-07-13 12:40:35,787 INFO L78 Accepts]: Start accepts. Automaton has 1545 states and 1998 transitions. Word has length 191 [2022-07-13 12:40:35,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:40:35,788 INFO L495 AbstractCegarLoop]: Abstraction has 1545 states and 1998 transitions. [2022-07-13 12:40:35,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 12:40:35,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1998 transitions. [2022-07-13 12:40:35,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-07-13 12:40:35,793 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:35,793 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, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 12:40:35,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-13 12:40:35,794 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:35,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:35,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1941392826, now seen corresponding path program 1 times [2022-07-13 12:40:35,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:35,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555424362] [2022-07-13 12:40:35,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:35,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:35,931 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:35,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:35,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555424362] [2022-07-13 12:40:35,932 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555424362] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:40:35,932 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 12:40:35,932 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 12:40:35,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656958041] [2022-07-13 12:40:35,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:40:35,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 12:40:35,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:40:35,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 12:40:35,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 12:40:35,934 INFO L87 Difference]: Start difference. First operand 1545 states and 1998 transitions. Second operand has 3 states, 3 states have (on average 81.33333333333333) internal successors, (244), 3 states have internal predecessors, (244), 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 12:40:36,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:40:36,616 INFO L93 Difference]: Finished difference Result 3656 states and 4826 transitions. [2022-07-13 12:40:36,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 12:40:36,617 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 81.33333333333333) internal successors, (244), 3 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 244 [2022-07-13 12:40:36,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:40:36,625 INFO L225 Difference]: With dead ends: 3656 [2022-07-13 12:40:36,625 INFO L226 Difference]: Without dead ends: 2297 [2022-07-13 12:40:36,627 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 12:40:36,637 INFO L413 NwaCegarLoop]: 319 mSDtfsCounter, 136 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 549 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 12:40:36,638 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 340 Invalid, 647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 549 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 12:40:36,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2297 states. [2022-07-13 12:40:36,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2297 to 2100. [2022-07-13 12:40:36,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2100 states, 2099 states have (on average 1.2706050500238208) internal successors, (2667), 2099 states have internal predecessors, (2667), 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 12:40:36,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 2100 states and 2667 transitions. [2022-07-13 12:40:36,699 INFO L78 Accepts]: Start accepts. Automaton has 2100 states and 2667 transitions. Word has length 244 [2022-07-13 12:40:36,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:40:36,700 INFO L495 AbstractCegarLoop]: Abstraction has 2100 states and 2667 transitions. [2022-07-13 12:40:36,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.33333333333333) internal successors, (244), 3 states have internal predecessors, (244), 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 12:40:36,704 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2667 transitions. [2022-07-13 12:40:36,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-07-13 12:40:36,707 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:36,708 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, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 12:40:36,709 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-13 12:40:36,709 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:36,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:36,710 INFO L85 PathProgramCache]: Analyzing trace with hash 790120528, now seen corresponding path program 1 times [2022-07-13 12:40:36,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:36,717 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612000136] [2022-07-13 12:40:36,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:36,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:36,877 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-07-13 12:40:36,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:36,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612000136] [2022-07-13 12:40:36,878 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612000136] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:40:36,878 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 12:40:36,878 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 12:40:36,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662353316] [2022-07-13 12:40:36,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:40:36,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 12:40:36,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:40:36,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 12:40:36,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 12:40:36,882 INFO L87 Difference]: Start difference. First operand 2100 states and 2667 transitions. Second operand has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 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 12:40:37,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:40:37,517 INFO L93 Difference]: Finished difference Result 4765 states and 6075 transitions. [2022-07-13 12:40:37,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 12:40:37,518 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 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 245 [2022-07-13 12:40:37,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:40:37,527 INFO L225 Difference]: With dead ends: 4765 [2022-07-13 12:40:37,527 INFO L226 Difference]: Without dead ends: 2667 [2022-07-13 12:40:37,530 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 12:40:37,531 INFO L413 NwaCegarLoop]: 324 mSDtfsCounter, 138 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 539 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 345 SdHoareTripleChecker+Invalid, 614 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 12:40:37,531 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 345 Invalid, 614 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 539 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 12:40:37,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2667 states. [2022-07-13 12:40:37,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2667 to 2652. [2022-07-13 12:40:37,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2652 states, 2651 states have (on average 1.2572614107883817) internal successors, (3333), 2651 states have internal predecessors, (3333), 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 12:40:37,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2652 states and 3333 transitions. [2022-07-13 12:40:37,594 INFO L78 Accepts]: Start accepts. Automaton has 2652 states and 3333 transitions. Word has length 245 [2022-07-13 12:40:37,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:40:37,594 INFO L495 AbstractCegarLoop]: Abstraction has 2652 states and 3333 transitions. [2022-07-13 12:40:37,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 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 12:40:37,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3333 transitions. [2022-07-13 12:40:37,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-07-13 12:40:37,598 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:37,599 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, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 12:40:37,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-13 12:40:37,599 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:37,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:37,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1579189985, now seen corresponding path program 1 times [2022-07-13 12:40:37,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:37,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009897853] [2022-07-13 12:40:37,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:37,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:37,707 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-07-13 12:40:37,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:37,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009897853] [2022-07-13 12:40:37,708 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009897853] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:40:37,708 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 12:40:37,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 12:40:37,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804727457] [2022-07-13 12:40:37,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:40:37,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 12:40:37,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:40:37,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 12:40:37,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 12:40:37,710 INFO L87 Difference]: Start difference. First operand 2652 states and 3333 transitions. Second operand has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 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 12:40:38,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:40:38,427 INFO L93 Difference]: Finished difference Result 6047 states and 7676 transitions. [2022-07-13 12:40:38,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 12:40:38,428 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 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 246 [2022-07-13 12:40:38,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:40:38,438 INFO L225 Difference]: With dead ends: 6047 [2022-07-13 12:40:38,438 INFO L226 Difference]: Without dead ends: 3397 [2022-07-13 12:40:38,441 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 12:40:38,442 INFO L413 NwaCegarLoop]: 358 mSDtfsCounter, 133 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-13 12:40:38,442 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 379 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 584 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-13 12:40:38,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3397 states. [2022-07-13 12:40:38,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3397 to 3204. [2022-07-13 12:40:38,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3204 states, 3203 states have (on average 1.2466437714642522) internal successors, (3993), 3203 states have internal predecessors, (3993), 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 12:40:38,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 3204 states and 3993 transitions. [2022-07-13 12:40:38,508 INFO L78 Accepts]: Start accepts. Automaton has 3204 states and 3993 transitions. Word has length 246 [2022-07-13 12:40:38,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:40:38,509 INFO L495 AbstractCegarLoop]: Abstraction has 3204 states and 3993 transitions. [2022-07-13 12:40:38,509 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.333333333333336) internal successors, (178), 3 states have internal predecessors, (178), 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 12:40:38,509 INFO L276 IsEmpty]: Start isEmpty. Operand 3204 states and 3993 transitions. [2022-07-13 12:40:38,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-07-13 12:40:38,514 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:38,514 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, 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, 1, 1, 1, 1, 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 12:40:38,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-13 12:40:38,514 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:38,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:38,515 INFO L85 PathProgramCache]: Analyzing trace with hash 1141889263, now seen corresponding path program 1 times [2022-07-13 12:40:38,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:38,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77175612] [2022-07-13 12:40:38,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:38,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:38,676 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:38,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:38,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77175612] [2022-07-13 12:40:38,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77175612] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:40:38,677 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 12:40:38,677 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 12:40:38,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164289851] [2022-07-13 12:40:38,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:40:38,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 12:40:38,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:40:38,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 12:40:38,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-13 12:40:38,679 INFO L87 Difference]: Start difference. First operand 3204 states and 3993 transitions. Second operand has 4 states, 4 states have (on average 66.5) internal successors, (266), 4 states have internal predecessors, (266), 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 12:40:39,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:40:39,877 INFO L93 Difference]: Finished difference Result 11048 states and 13849 transitions. [2022-07-13 12:40:39,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 12:40:39,878 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 66.5) internal successors, (266), 4 states have internal predecessors, (266), 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 266 [2022-07-13 12:40:39,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:40:39,902 INFO L225 Difference]: With dead ends: 11048 [2022-07-13 12:40:39,902 INFO L226 Difference]: Without dead ends: 7846 [2022-07-13 12:40:39,908 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 12:40:39,909 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 273 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 1077 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 1215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 1077 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-13 12:40:39,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [273 Valid, 193 Invalid, 1215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1077 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-13 12:40:39,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7846 states. [2022-07-13 12:40:40,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7846 to 7473. [2022-07-13 12:40:40,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7473 states, 7472 states have (on average 1.2011509635974305) internal successors, (8975), 7472 states have internal predecessors, (8975), 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 12:40:40,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7473 states to 7473 states and 8975 transitions. [2022-07-13 12:40:40,033 INFO L78 Accepts]: Start accepts. Automaton has 7473 states and 8975 transitions. Word has length 266 [2022-07-13 12:40:40,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:40:40,034 INFO L495 AbstractCegarLoop]: Abstraction has 7473 states and 8975 transitions. [2022-07-13 12:40:40,034 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 66.5) internal successors, (266), 4 states have internal predecessors, (266), 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 12:40:40,034 INFO L276 IsEmpty]: Start isEmpty. Operand 7473 states and 8975 transitions. [2022-07-13 12:40:40,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2022-07-13 12:40:40,040 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:40,040 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, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:40:40,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-13 12:40:40,042 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:40,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:40,043 INFO L85 PathProgramCache]: Analyzing trace with hash -33415155, now seen corresponding path program 1 times [2022-07-13 12:40:40,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:40,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601914474] [2022-07-13 12:40:40,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:40,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:40,132 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-07-13 12:40:40,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:40,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601914474] [2022-07-13 12:40:40,133 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601914474] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:40:40,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 12:40:40,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 12:40:40,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767389135] [2022-07-13 12:40:40,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:40:40,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 12:40:40,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:40:40,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 12:40:40,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 12:40:40,136 INFO L87 Difference]: Start difference. First operand 7473 states and 8975 transitions. Second operand has 3 states, 3 states have (on average 68.66666666666667) internal successors, (206), 2 states have internal predecessors, (206), 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 12:40:40,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:40:40,770 INFO L93 Difference]: Finished difference Result 14540 states and 17486 transitions. [2022-07-13 12:40:40,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 12:40:40,771 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 68.66666666666667) internal successors, (206), 2 states have internal predecessors, (206), 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 267 [2022-07-13 12:40:40,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:40:40,799 INFO L225 Difference]: With dead ends: 14540 [2022-07-13 12:40:40,800 INFO L226 Difference]: Without dead ends: 7069 [2022-07-13 12:40:40,808 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 12:40:40,810 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 114 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 12:40:40,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 152 Invalid, 591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 448 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 12:40:40,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7069 states. [2022-07-13 12:40:40,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7069 to 7068. [2022-07-13 12:40:40,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7068 states, 7067 states have (on average 1.144757322767794) internal successors, (8090), 7067 states have internal predecessors, (8090), 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 12:40:40,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7068 states to 7068 states and 8090 transitions. [2022-07-13 12:40:40,946 INFO L78 Accepts]: Start accepts. Automaton has 7068 states and 8090 transitions. Word has length 267 [2022-07-13 12:40:40,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:40:40,949 INFO L495 AbstractCegarLoop]: Abstraction has 7068 states and 8090 transitions. [2022-07-13 12:40:40,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 68.66666666666667) internal successors, (206), 2 states have internal predecessors, (206), 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 12:40:40,950 INFO L276 IsEmpty]: Start isEmpty. Operand 7068 states and 8090 transitions. [2022-07-13 12:40:40,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-07-13 12:40:40,955 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:40,956 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:40:40,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-13 12:40:40,956 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:40,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:40,960 INFO L85 PathProgramCache]: Analyzing trace with hash 726597686, now seen corresponding path program 1 times [2022-07-13 12:40:40,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:40,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442597850] [2022-07-13 12:40:40,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:40,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:41,137 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:41,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:41,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442597850] [2022-07-13 12:40:41,138 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442597850] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:40:41,138 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 12:40:41,138 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-13 12:40:41,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601780503] [2022-07-13 12:40:41,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:40:41,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 12:40:41,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:40:41,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 12:40:41,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-13 12:40:41,140 INFO L87 Difference]: Start difference. First operand 7068 states and 8090 transitions. Second operand has 4 states, 4 states have (on average 69.0) internal successors, (276), 4 states have internal predecessors, (276), 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 12:40:42,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:40:42,349 INFO L93 Difference]: Finished difference Result 18561 states and 21349 transitions. [2022-07-13 12:40:42,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 12:40:42,349 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 69.0) internal successors, (276), 4 states have internal predecessors, (276), 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 276 [2022-07-13 12:40:42,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:40:42,371 INFO L225 Difference]: With dead ends: 18561 [2022-07-13 12:40:42,372 INFO L226 Difference]: Without dead ends: 11495 [2022-07-13 12:40:42,380 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 12:40:42,381 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 294 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 1069 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 1285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 1069 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-13 12:40:42,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 106 Invalid, 1285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 1069 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-13 12:40:42,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11495 states. [2022-07-13 12:40:42,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11495 to 10199. [2022-07-13 12:40:42,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10199 states, 10198 states have (on average 1.1447342616199254) internal successors, (11674), 10198 states have internal predecessors, (11674), 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 12:40:42,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10199 states to 10199 states and 11674 transitions. [2022-07-13 12:40:42,542 INFO L78 Accepts]: Start accepts. Automaton has 10199 states and 11674 transitions. Word has length 276 [2022-07-13 12:40:42,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:40:42,543 INFO L495 AbstractCegarLoop]: Abstraction has 10199 states and 11674 transitions. [2022-07-13 12:40:42,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 69.0) internal successors, (276), 4 states have internal predecessors, (276), 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 12:40:42,544 INFO L276 IsEmpty]: Start isEmpty. Operand 10199 states and 11674 transitions. [2022-07-13 12:40:42,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2022-07-13 12:40:42,550 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:42,550 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:40:42,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-13 12:40:42,551 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:42,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:42,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1197973930, now seen corresponding path program 1 times [2022-07-13 12:40:42,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:42,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899205797] [2022-07-13 12:40:42,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:42,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:42,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:42,775 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 197 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:42,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:42,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899205797] [2022-07-13 12:40:42,776 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899205797] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 12:40:42,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [171157440] [2022-07-13 12:40:42,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:42,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 12:40:42,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 12:40:42,783 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 12:40:42,823 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 12:40:42,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:42,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-13 12:40:42,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 12:40:44,072 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 74 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:44,072 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 12:40:45,170 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 74 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:45,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [171157440] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 12:40:45,170 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 12:40:45,171 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-07-13 12:40:45,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865946115] [2022-07-13 12:40:45,171 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 12:40:45,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-13 12:40:45,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:40:45,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-13 12:40:45,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-07-13 12:40:45,173 INFO L87 Difference]: Start difference. First operand 10199 states and 11674 transitions. Second operand has 11 states, 11 states have (on average 45.81818181818182) internal successors, (504), 10 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 12:40:48,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:40:48,318 INFO L93 Difference]: Finished difference Result 23229 states and 26598 transitions. [2022-07-13 12:40:48,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-13 12:40:48,318 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 45.81818181818182) internal successors, (504), 10 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 278 [2022-07-13 12:40:48,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:40:48,340 INFO L225 Difference]: With dead ends: 23229 [2022-07-13 12:40:48,340 INFO L226 Difference]: Without dead ends: 13020 [2022-07-13 12:40:48,349 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 566 GetRequests, 549 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2022-07-13 12:40:48,350 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 1764 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 3465 mSolverCounterSat, 880 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1764 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 4345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 880 IncrementalHoareTripleChecker+Valid, 3465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-07-13 12:40:48,350 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1764 Valid, 106 Invalid, 4345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [880 Valid, 3465 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-07-13 12:40:48,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13020 states. [2022-07-13 12:40:48,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13020 to 11277. [2022-07-13 12:40:48,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11277 states, 11276 states have (on average 1.1097020219936147) internal successors, (12513), 11276 states have internal predecessors, (12513), 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 12:40:48,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11277 states to 11277 states and 12513 transitions. [2022-07-13 12:40:48,513 INFO L78 Accepts]: Start accepts. Automaton has 11277 states and 12513 transitions. Word has length 278 [2022-07-13 12:40:48,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:40:48,514 INFO L495 AbstractCegarLoop]: Abstraction has 11277 states and 12513 transitions. [2022-07-13 12:40:48,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 45.81818181818182) internal successors, (504), 10 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 12:40:48,514 INFO L276 IsEmpty]: Start isEmpty. Operand 11277 states and 12513 transitions. [2022-07-13 12:40:48,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2022-07-13 12:40:48,521 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:48,521 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:40:48,550 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 12:40:48,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-07-13 12:40:48,736 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:48,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:48,736 INFO L85 PathProgramCache]: Analyzing trace with hash -927901590, now seen corresponding path program 1 times [2022-07-13 12:40:48,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:48,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027857202] [2022-07-13 12:40:48,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:48,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:48,949 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 179 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:48,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:48,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027857202] [2022-07-13 12:40:48,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027857202] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 12:40:48,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1830919726] [2022-07-13 12:40:48,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:48,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 12:40:48,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 12:40:48,952 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 12:40:48,963 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 12:40:49,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:49,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-13 12:40:49,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 12:40:49,426 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:49,427 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 12:40:49,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1830919726] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:40:49,427 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 12:40:49,427 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-13 12:40:49,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000736438] [2022-07-13 12:40:49,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:40:49,428 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 12:40:49,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:40:49,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 12:40:49,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-13 12:40:49,430 INFO L87 Difference]: Start difference. First operand 11277 states and 12513 transitions. Second operand has 4 states, 4 states have (on average 74.25) internal successors, (297), 3 states have internal predecessors, (297), 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 12:40:50,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:40:50,371 INFO L93 Difference]: Finished difference Result 23108 states and 25622 transitions. [2022-07-13 12:40:50,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 12:40:50,372 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 74.25) internal successors, (297), 3 states have internal predecessors, (297), 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 297 [2022-07-13 12:40:50,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:40:50,394 INFO L225 Difference]: With dead ends: 23108 [2022-07-13 12:40:50,394 INFO L226 Difference]: Without dead ends: 11833 [2022-07-13 12:40:50,406 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-13 12:40:50,407 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 165 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 1033 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 1078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 1033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-13 12:40:50,407 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 166 Invalid, 1078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 1033 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-13 12:40:50,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11833 states. [2022-07-13 12:40:50,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11833 to 11645. [2022-07-13 12:40:50,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11645 states, 11644 states have (on average 1.1072655444864308) internal successors, (12893), 11644 states have internal predecessors, (12893), 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 12:40:50,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11645 states to 11645 states and 12893 transitions. [2022-07-13 12:40:50,567 INFO L78 Accepts]: Start accepts. Automaton has 11645 states and 12893 transitions. Word has length 297 [2022-07-13 12:40:50,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:40:50,567 INFO L495 AbstractCegarLoop]: Abstraction has 11645 states and 12893 transitions. [2022-07-13 12:40:50,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 74.25) internal successors, (297), 3 states have internal predecessors, (297), 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 12:40:50,568 INFO L276 IsEmpty]: Start isEmpty. Operand 11645 states and 12893 transitions. [2022-07-13 12:40:50,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2022-07-13 12:40:50,575 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:50,575 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, 4, 4, 4, 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] [2022-07-13 12:40:50,604 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 12:40:50,799 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,SelfDestructingSolverStorable11 [2022-07-13 12:40:50,800 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:50,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:50,800 INFO L85 PathProgramCache]: Analyzing trace with hash 955474353, now seen corresponding path program 1 times [2022-07-13 12:40:50,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:50,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139966398] [2022-07-13 12:40:50,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:50,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:51,006 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 342 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:51,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:51,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139966398] [2022-07-13 12:40:51,007 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139966398] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 12:40:51,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1011901934] [2022-07-13 12:40:51,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:51,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 12:40:51,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 12:40:51,040 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 12:40:51,042 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 12:40:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:51,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 12:40:51,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 12:40:51,379 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 343 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-07-13 12:40:51,379 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 12:40:51,380 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1011901934] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:40:51,380 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 12:40:51,380 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-07-13 12:40:51,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284824440] [2022-07-13 12:40:51,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:40:51,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 12:40:51,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:40:51,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 12:40:51,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-13 12:40:51,384 INFO L87 Difference]: Start difference. First operand 11645 states and 12893 transitions. Second operand has 3 states, 3 states have (on average 89.33333333333333) internal successors, (268), 3 states have internal predecessors, (268), 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 12:40:51,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:40:51,972 INFO L93 Difference]: Finished difference Result 24028 states and 26574 transitions. [2022-07-13 12:40:51,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 12:40:51,973 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 89.33333333333333) internal successors, (268), 3 states have internal predecessors, (268), 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 335 [2022-07-13 12:40:51,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:40:51,989 INFO L225 Difference]: With dead ends: 24028 [2022-07-13 12:40:51,990 INFO L226 Difference]: Without dead ends: 12201 [2022-07-13 12:40:52,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 339 GetRequests, 335 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-13 12:40:52,003 INFO L413 NwaCegarLoop]: 328 mSDtfsCounter, 98 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 489 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 489 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-13 12:40:52,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 348 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 489 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-13 12:40:52,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12201 states. [2022-07-13 12:40:52,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12201 to 11829. [2022-07-13 12:40:52,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11829 states, 11828 states have (on average 1.1045823469732838) internal successors, (13065), 11828 states have internal predecessors, (13065), 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 12:40:52,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11829 states to 11829 states and 13065 transitions. [2022-07-13 12:40:52,192 INFO L78 Accepts]: Start accepts. Automaton has 11829 states and 13065 transitions. Word has length 335 [2022-07-13 12:40:52,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:40:52,193 INFO L495 AbstractCegarLoop]: Abstraction has 11829 states and 13065 transitions. [2022-07-13 12:40:52,193 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.33333333333333) internal successors, (268), 3 states have internal predecessors, (268), 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 12:40:52,193 INFO L276 IsEmpty]: Start isEmpty. Operand 11829 states and 13065 transitions. [2022-07-13 12:40:52,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2022-07-13 12:40:52,202 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:52,202 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, 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, 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] [2022-07-13 12:40:52,229 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 12:40:52,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 12:40:52,412 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:52,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:52,412 INFO L85 PathProgramCache]: Analyzing trace with hash -2007425143, now seen corresponding path program 1 times [2022-07-13 12:40:52,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:52,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569999720] [2022-07-13 12:40:52,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:52,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:52,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:52,669 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 174 proven. 185 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-07-13 12:40:52,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:52,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569999720] [2022-07-13 12:40:52,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569999720] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 12:40:52,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1477769883] [2022-07-13 12:40:52,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:52,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 12:40:52,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 12:40:52,672 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 12:40:52,681 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 12:40:52,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:52,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-13 12:40:52,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 12:40:53,261 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-07-13 12:40:53,261 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 12:40:53,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1477769883] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:40:53,261 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 12:40:53,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2022-07-13 12:40:53,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431473577] [2022-07-13 12:40:53,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:40:53,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-13 12:40:53,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:40:53,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 12:40:53,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-07-13 12:40:53,263 INFO L87 Difference]: Start difference. First operand 11829 states and 13065 transitions. Second operand has 4 states, 4 states have (on average 67.0) internal successors, (268), 3 states have internal predecessors, (268), 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 12:40:54,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:40:54,173 INFO L93 Difference]: Finished difference Result 24027 states and 26511 transitions. [2022-07-13 12:40:54,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-13 12:40:54,174 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 67.0) internal successors, (268), 3 states have internal predecessors, (268), 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 351 [2022-07-13 12:40:54,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:40:54,194 INFO L225 Difference]: With dead ends: 24027 [2022-07-13 12:40:54,194 INFO L226 Difference]: Without dead ends: 12200 [2022-07-13 12:40:54,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 349 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-07-13 12:40:54,203 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 186 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-13 12:40:54,204 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 161 Invalid, 899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-13 12:40:54,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12200 states. [2022-07-13 12:40:54,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12200 to 11277. [2022-07-13 12:40:54,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11277 states, 11276 states have (on average 1.1049130897481376) internal successors, (12459), 11276 states have internal predecessors, (12459), 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 12:40:54,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11277 states to 11277 states and 12459 transitions. [2022-07-13 12:40:54,382 INFO L78 Accepts]: Start accepts. Automaton has 11277 states and 12459 transitions. Word has length 351 [2022-07-13 12:40:54,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:40:54,382 INFO L495 AbstractCegarLoop]: Abstraction has 11277 states and 12459 transitions. [2022-07-13 12:40:54,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 67.0) internal successors, (268), 3 states have internal predecessors, (268), 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 12:40:54,383 INFO L276 IsEmpty]: Start isEmpty. Operand 11277 states and 12459 transitions. [2022-07-13 12:40:54,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2022-07-13 12:40:54,391 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:54,392 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:40:54,422 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 12:40:54,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 12:40:54,606 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:54,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:54,606 INFO L85 PathProgramCache]: Analyzing trace with hash -199405277, now seen corresponding path program 1 times [2022-07-13 12:40:54,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:54,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36871327] [2022-07-13 12:40:54,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:54,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:54,777 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 123 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:54,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:54,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36871327] [2022-07-13 12:40:54,778 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36871327] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 12:40:54,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1295383467] [2022-07-13 12:40:54,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:54,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 12:40:54,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 12:40:54,780 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 12:40:54,815 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 12:40:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:54,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-13 12:40:54,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 12:40:55,334 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 123 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:55,334 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 12:40:56,542 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 123 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:56,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1295383467] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 12:40:56,543 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 12:40:56,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 4] total 9 [2022-07-13 12:40:56,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164960991] [2022-07-13 12:40:56,544 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 12:40:56,545 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-13 12:40:56,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:40:56,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-13 12:40:56,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=49, Unknown=0, NotChecked=0, Total=90 [2022-07-13 12:40:56,546 INFO L87 Difference]: Start difference. First operand 11277 states and 12459 transitions. Second operand has 10 states, 10 states have (on average 78.8) internal successors, (788), 9 states have internal predecessors, (788), 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 12:40:59,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:40:59,200 INFO L93 Difference]: Finished difference Result 37293 states and 41051 transitions. [2022-07-13 12:40:59,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-13 12:40:59,201 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 78.8) internal successors, (788), 9 states have internal predecessors, (788), 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 362 [2022-07-13 12:40:59,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:40:59,231 INFO L225 Difference]: With dead ends: 37293 [2022-07-13 12:40:59,231 INFO L226 Difference]: Without dead ends: 26018 [2022-07-13 12:40:59,241 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 726 GetRequests, 718 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=49, Unknown=0, NotChecked=0, Total=90 [2022-07-13 12:40:59,241 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 1208 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 3293 mSolverCounterSat, 494 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 3787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 494 IncrementalHoareTripleChecker+Valid, 3293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-07-13 12:40:59,242 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1208 Valid, 134 Invalid, 3787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [494 Valid, 3293 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-07-13 12:40:59,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26018 states. [2022-07-13 12:40:59,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26018 to 23435. [2022-07-13 12:40:59,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23435 states, 23434 states have (on average 1.0960570111803363) internal successors, (25685), 23434 states have internal predecessors, (25685), 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 12:40:59,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23435 states to 23435 states and 25685 transitions. [2022-07-13 12:40:59,550 INFO L78 Accepts]: Start accepts. Automaton has 23435 states and 25685 transitions. Word has length 362 [2022-07-13 12:40:59,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:40:59,551 INFO L495 AbstractCegarLoop]: Abstraction has 23435 states and 25685 transitions. [2022-07-13 12:40:59,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 78.8) internal successors, (788), 9 states have internal predecessors, (788), 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 12:40:59,551 INFO L276 IsEmpty]: Start isEmpty. Operand 23435 states and 25685 transitions. [2022-07-13 12:40:59,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2022-07-13 12:40:59,561 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:40:59,561 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, 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, 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] [2022-07-13 12:40:59,592 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 12:40:59,775 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,SelfDestructingSolverStorable14 [2022-07-13 12:40:59,776 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:40:59,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:40:59,776 INFO L85 PathProgramCache]: Analyzing trace with hash -664639836, now seen corresponding path program 1 times [2022-07-13 12:40:59,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:40:59,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674057071] [2022-07-13 12:40:59,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:59,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:40:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:40:59,955 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 370 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:40:59,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:40:59,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674057071] [2022-07-13 12:40:59,956 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674057071] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 12:40:59,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2107487094] [2022-07-13 12:40:59,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:40:59,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 12:40:59,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 12:40:59,958 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 12:40:59,979 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 12:41:00,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:41:00,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-13 12:41:00,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 12:41:03,266 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 96 proven. 364 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:41:03,266 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 12:41:04,653 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 370 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:41:04,653 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2107487094] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 12:41:04,653 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 12:41:04,654 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 12 [2022-07-13 12:41:04,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767485790] [2022-07-13 12:41:04,654 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 12:41:04,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-07-13 12:41:04,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:41:04,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-07-13 12:41:04,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2022-07-13 12:41:04,656 INFO L87 Difference]: Start difference. First operand 23435 states and 25685 transitions. Second operand has 12 states, 12 states have (on average 82.91666666666667) internal successors, (995), 12 states have internal predecessors, (995), 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 12:41:08,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:41:08,886 INFO L93 Difference]: Finished difference Result 62523 states and 68519 transitions. [2022-07-13 12:41:08,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-13 12:41:08,887 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 82.91666666666667) internal successors, (995), 12 states have internal predecessors, (995), 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 373 [2022-07-13 12:41:08,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:41:08,932 INFO L225 Difference]: With dead ends: 62523 [2022-07-13 12:41:08,932 INFO L226 Difference]: Without dead ends: 39090 [2022-07-13 12:41:08,948 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 765 GetRequests, 746 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=119, Invalid=223, Unknown=0, NotChecked=0, Total=342 [2022-07-13 12:41:08,949 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 2842 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 4289 mSolverCounterSat, 985 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2842 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 7842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 985 IncrementalHoareTripleChecker+Valid, 4289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2568 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-07-13 12:41:08,950 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2842 Valid, 195 Invalid, 7842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [985 Valid, 4289 Invalid, 0 Unknown, 2568 Unchecked, 3.7s Time] [2022-07-13 12:41:08,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39090 states. [2022-07-13 12:41:09,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39090 to 29316. [2022-07-13 12:41:09,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29316 states, 29315 states have (on average 1.0887600204673376) internal successors, (31917), 29315 states have internal predecessors, (31917), 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 12:41:09,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29316 states to 29316 states and 31917 transitions. [2022-07-13 12:41:09,434 INFO L78 Accepts]: Start accepts. Automaton has 29316 states and 31917 transitions. Word has length 373 [2022-07-13 12:41:09,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:41:09,434 INFO L495 AbstractCegarLoop]: Abstraction has 29316 states and 31917 transitions. [2022-07-13 12:41:09,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 82.91666666666667) internal successors, (995), 12 states have internal predecessors, (995), 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 12:41:09,435 INFO L276 IsEmpty]: Start isEmpty. Operand 29316 states and 31917 transitions. [2022-07-13 12:41:09,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-07-13 12:41:09,457 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:41:09,458 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-13 12:41:09,486 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 12:41:09,671 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,SelfDestructingSolverStorable15 [2022-07-13 12:41:09,672 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:41:09,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:41:09,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1305459429, now seen corresponding path program 1 times [2022-07-13 12:41:09,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:41:09,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416587437] [2022-07-13 12:41:09,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:41:09,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:41:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:41:09,886 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:41:09,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:41:09,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416587437] [2022-07-13 12:41:09,887 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416587437] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:41:09,887 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 12:41:09,888 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 12:41:09,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665918543] [2022-07-13 12:41:09,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:41:09,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 12:41:09,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:41:09,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 12:41:09,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-13 12:41:09,890 INFO L87 Difference]: Start difference. First operand 29316 states and 31917 transitions. Second operand has 5 states, 5 states have (on average 91.8) internal successors, (459), 5 states have internal predecessors, (459), 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 12:41:11,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:41:11,458 INFO L93 Difference]: Finished difference Result 63978 states and 69583 transitions. [2022-07-13 12:41:11,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 12:41:11,458 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 91.8) internal successors, (459), 5 states have internal predecessors, (459), 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 459 [2022-07-13 12:41:11,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:41:11,504 INFO L225 Difference]: With dead ends: 63978 [2022-07-13 12:41:11,504 INFO L226 Difference]: Without dead ends: 34848 [2022-07-13 12:41:11,527 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-13 12:41:11,528 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 338 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 1557 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 1755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 1557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-13 12:41:11,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 74 Invalid, 1755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 1557 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-13 12:41:11,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34848 states. [2022-07-13 12:41:11,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34848 to 28952. [2022-07-13 12:41:11,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28952 states, 28951 states have (on average 1.0879416945874063) internal successors, (31497), 28951 states have internal predecessors, (31497), 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 12:41:11,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28952 states to 28952 states and 31497 transitions. [2022-07-13 12:41:11,934 INFO L78 Accepts]: Start accepts. Automaton has 28952 states and 31497 transitions. Word has length 459 [2022-07-13 12:41:11,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:41:11,934 INFO L495 AbstractCegarLoop]: Abstraction has 28952 states and 31497 transitions. [2022-07-13 12:41:11,934 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 91.8) internal successors, (459), 5 states have internal predecessors, (459), 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 12:41:11,935 INFO L276 IsEmpty]: Start isEmpty. Operand 28952 states and 31497 transitions. [2022-07-13 12:41:11,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2022-07-13 12:41:11,957 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:41:11,958 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, 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, 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] [2022-07-13 12:41:11,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-13 12:41:11,958 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:41:11,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:41:11,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1740531119, now seen corresponding path program 1 times [2022-07-13 12:41:11,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:41:11,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155849406] [2022-07-13 12:41:11,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:41:11,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:41:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:41:12,172 INFO L134 CoverageAnalysis]: Checked inductivity of 849 backedges. 745 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2022-07-13 12:41:12,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:41:12,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155849406] [2022-07-13 12:41:12,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155849406] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:41:12,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 12:41:12,174 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-13 12:41:12,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831161865] [2022-07-13 12:41:12,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:41:12,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-13 12:41:12,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:41:12,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-13 12:41:12,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-13 12:41:12,175 INFO L87 Difference]: Start difference. First operand 28952 states and 31497 transitions. Second operand has 5 states, 5 states have (on average 89.0) internal successors, (445), 5 states have internal predecessors, (445), 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 12:41:13,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:41:13,299 INFO L93 Difference]: Finished difference Result 59198 states and 64390 transitions. [2022-07-13 12:41:13,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 12:41:13,300 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 89.0) internal successors, (445), 5 states have internal predecessors, (445), 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 548 [2022-07-13 12:41:13,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:41:13,333 INFO L225 Difference]: With dead ends: 59198 [2022-07-13 12:41:13,334 INFO L226 Difference]: Without dead ends: 30432 [2022-07-13 12:41:13,349 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-13 12:41:13,349 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 426 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 1055 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 426 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 1197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1055 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-13 12:41:13,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [426 Valid, 53 Invalid, 1197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1055 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-13 12:41:13,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30432 states. [2022-07-13 12:41:13,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30432 to 24900. [2022-07-13 12:41:13,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24900 states, 24899 states have (on average 1.0899232900919715) internal successors, (27138), 24899 states have internal predecessors, (27138), 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 12:41:13,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24900 states to 24900 states and 27138 transitions. [2022-07-13 12:41:13,710 INFO L78 Accepts]: Start accepts. Automaton has 24900 states and 27138 transitions. Word has length 548 [2022-07-13 12:41:13,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:41:13,710 INFO L495 AbstractCegarLoop]: Abstraction has 24900 states and 27138 transitions. [2022-07-13 12:41:13,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 89.0) internal successors, (445), 5 states have internal predecessors, (445), 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 12:41:13,711 INFO L276 IsEmpty]: Start isEmpty. Operand 24900 states and 27138 transitions. [2022-07-13 12:41:13,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 694 [2022-07-13 12:41:13,731 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:41:13,731 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 12:41:13,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-13 12:41:13,731 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:41:13,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:41:13,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1514900571, now seen corresponding path program 1 times [2022-07-13 12:41:13,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:41:13,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595524772] [2022-07-13 12:41:13,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:41:13,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:41:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:41:14,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 557 proven. 651 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-07-13 12:41:14,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:41:14,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595524772] [2022-07-13 12:41:14,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595524772] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 12:41:14,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1100811217] [2022-07-13 12:41:14,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:41:14,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 12:41:14,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 12:41:14,229 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 12:41:14,231 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 12:41:14,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:41:14,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 899 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-13 12:41:14,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 12:41:14,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 777 proven. 0 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2022-07-13 12:41:14,702 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 12:41:14,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1100811217] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 12:41:14,702 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 12:41:14,703 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2022-07-13 12:41:14,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656727781] [2022-07-13 12:41:14,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 12:41:14,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 12:41:14,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:41:14,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 12:41:14,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-07-13 12:41:14,705 INFO L87 Difference]: Start difference. First operand 24900 states and 27138 transitions. Second operand has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 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 12:41:15,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:41:15,424 INFO L93 Difference]: Finished difference Result 50181 states and 54685 transitions. [2022-07-13 12:41:15,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 12:41:15,425 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 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 693 [2022-07-13 12:41:15,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:41:15,451 INFO L225 Difference]: With dead ends: 50181 [2022-07-13 12:41:15,451 INFO L226 Difference]: Without dead ends: 25467 [2022-07-13 12:41:15,468 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 701 GetRequests, 694 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-07-13 12:41:15,468 INFO L413 NwaCegarLoop]: 298 mSDtfsCounter, 104 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 498 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-13 12:41:15,469 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 314 Invalid, 510 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 498 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-13 12:41:15,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25467 states. [2022-07-13 12:41:15,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25467 to 25274. [2022-07-13 12:41:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25274 states, 25273 states have (on average 1.088038618288292) internal successors, (27498), 25273 states have internal predecessors, (27498), 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 12:41:15,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25274 states to 25274 states and 27498 transitions. [2022-07-13 12:41:15,820 INFO L78 Accepts]: Start accepts. Automaton has 25274 states and 27498 transitions. Word has length 693 [2022-07-13 12:41:15,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:41:15,821 INFO L495 AbstractCegarLoop]: Abstraction has 25274 states and 27498 transitions. [2022-07-13 12:41:15,821 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 132.0) internal successors, (396), 3 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 12:41:15,821 INFO L276 IsEmpty]: Start isEmpty. Operand 25274 states and 27498 transitions. [2022-07-13 12:41:15,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 706 [2022-07-13 12:41:15,845 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 12:41:15,845 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 12:41:15,867 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 12:41:16,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 12:41:16,060 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 12:41:16,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 12:41:16,060 INFO L85 PathProgramCache]: Analyzing trace with hash -203478354, now seen corresponding path program 1 times [2022-07-13 12:41:16,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 12:41:16,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142073026] [2022-07-13 12:41:16,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:41:16,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 12:41:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:41:16,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 186 proven. 942 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:41:16,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 12:41:16,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142073026] [2022-07-13 12:41:16,361 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142073026] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 12:41:16,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [350440313] [2022-07-13 12:41:16,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 12:41:16,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 12:41:16,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 12:41:16,363 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 12:41:16,364 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 12:41:16,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 12:41:16,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-13 12:41:16,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 12:41:17,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 62 proven. 1066 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 12:41:17,514 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 12:41:21,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 771 proven. 233 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2022-07-13 12:41:21,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [350440313] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 12:41:21,866 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 12:41:21,866 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 6] total 17 [2022-07-13 12:41:21,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416607665] [2022-07-13 12:41:21,866 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 12:41:21,868 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-07-13 12:41:21,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 12:41:21,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-07-13 12:41:21,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2022-07-13 12:41:21,869 INFO L87 Difference]: Start difference. First operand 25274 states and 27498 transitions. Second operand has 17 states, 17 states have (on average 117.05882352941177) internal successors, (1990), 17 states have internal predecessors, (1990), 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 12:41:29,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 12:41:29,348 INFO L93 Difference]: Finished difference Result 87605 states and 95228 transitions. [2022-07-13 12:41:29,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-13 12:41:29,349 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 117.05882352941177) internal successors, (1990), 17 states have internal predecessors, (1990), 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 705 [2022-07-13 12:41:29,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 12:41:29,350 INFO L225 Difference]: With dead ends: 87605 [2022-07-13 12:41:29,350 INFO L226 Difference]: Without dead ends: 0 [2022-07-13 12:41:29,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1434 GetRequests, 1408 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=212, Invalid=490, Unknown=0, NotChecked=0, Total=702 [2022-07-13 12:41:29,379 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 3963 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 8312 mSolverCounterSat, 1015 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3963 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 9327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1015 IncrementalHoareTripleChecker+Valid, 8312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-07-13 12:41:29,379 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3963 Valid, 263 Invalid, 9327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1015 Valid, 8312 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2022-07-13 12:41:29,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-13 12:41:29,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-13 12:41:29,380 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 12:41:29,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-13 12:41:29,380 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 705 [2022-07-13 12:41:29,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 12:41:29,381 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 12:41:29,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 117.05882352941177) internal successors, (1990), 17 states have internal predecessors, (1990), 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 12:41:29,381 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-13 12:41:29,382 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-13 12:41:29,384 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-13 12:41:29,402 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 12:41:29,585 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 12:41:29,587 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-13 12:41:44,281 WARN L233 SmtUtils]: Spent 14.69s on a formula simplification. DAG size of input: 958 DAG size of output: 877 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-07-13 12:41:58,349 WARN L233 SmtUtils]: Spent 14.06s on a formula simplification. DAG size of input: 957 DAG size of output: 876 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-07-13 12:42:06,964 WARN L233 SmtUtils]: Spent 8.61s on a formula simplification. DAG size of input: 869 DAG size of output: 198 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-07-13 12:42:15,177 WARN L233 SmtUtils]: Spent 8.21s on a formula simplification. DAG size of input: 868 DAG size of output: 198 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-07-13 12:42:15,181 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 509) no Hoare annotation was computed. [2022-07-13 12:42:15,181 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,181 INFO L899 garLoopResultBuilder]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2022-07-13 12:42:15,182 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,182 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,182 INFO L899 garLoopResultBuilder]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,182 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,182 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,182 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,182 INFO L899 garLoopResultBuilder]: For program point L169(line 169) no Hoare annotation was computed. [2022-07-13 12:42:15,182 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2022-07-13 12:42:15,182 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2022-07-13 12:42:15,182 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,183 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,183 INFO L899 garLoopResultBuilder]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,183 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,183 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,183 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,183 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,183 INFO L899 garLoopResultBuilder]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,184 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,184 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,184 INFO L899 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2022-07-13 12:42:15,184 INFO L899 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2022-07-13 12:42:15,184 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2022-07-13 12:42:15,184 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,184 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 778) no Hoare annotation was computed. [2022-07-13 12:42:15,184 INFO L899 garLoopResultBuilder]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2022-07-13 12:42:15,185 INFO L899 garLoopResultBuilder]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,185 INFO L899 garLoopResultBuilder]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,185 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,185 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,185 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,185 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,185 INFO L899 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2022-07-13 12:42:15,185 INFO L899 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2022-07-13 12:42:15,186 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2022-07-13 12:42:15,186 INFO L899 garLoopResultBuilder]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,186 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,186 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,187 INFO L895 garLoopResultBuilder]: At program point L1035(lines 32 1036) the Hoare annotation is: (let ((.cse35 (div (* (- 2) ~a23~0) 10))) (let ((.cse38 (+ ~a23~0 43)) (.cse36 (+ 1 .cse35))) (let ((.cse34 (= ~a25~0 12)) (.cse37 (* (- 1) (div .cse36 5))) (.cse21 (<= .cse38 0)) (.cse39 (div ~a23~0 5))) (let ((.cse23 (not (< 140 ~a29~0))) (.cse19 (<= ~a25~0 9)) (.cse27 (<= 214883 ~a29~0)) (.cse3 (or (not (= (mod ~a23~0 5) 0)) (< 0 (+ .cse39 301942)))) (.cse20 (= ~a25~0 9)) (.cse7 (< 0 (+ .cse39 301943))) (.cse1 (not (<= ~a29~0 245))) (.cse31 (<= 0 (+ 386869 ~a23~0))) (.cse22 (<= 0 (+ ~a23~0 599772))) (.cse18 (<= ~a29~0 599999)) (.cse14 (< 0 .cse38)) (.cse32 (< 245 ~a29~0)) (.cse28 (< 181944 ~a23~0)) (.cse16 (< 0 (+ 301943 (div (+ ~a23~0 (- 600085)) 5)))) (.cse10 (= ~a25~0 11)) (.cse30 (<= (+ ~a29~0 22) 0)) (.cse26 (<= ~a29~0 140)) (.cse2 (= ~a4~0 0)) (.cse17 (<= ~a25~0 10)) (.cse24 (<= ~a29~0 220)) (.cse25 (not .cse21)) (.cse9 (<= 0 (+ 301941 (div (+ 379591 .cse37) (- 5))))) (.cse15 (<= ~a29~0 599998)) (.cse12 (or (not (= 0 (mod .cse36 5))) (<= 0 (+ 301941 (div (+ .cse37 379592) (- 5)))))) (.cse33 (<= 312 ~a23~0)) (.cse13 (or (not (= (mod .cse35 5) 0)) (not (= (mod (* ~a23~0 8) 10) 0)) (<= 0 (+ 301941 (div (+ 379592 (* (- 1) (div .cse35 5))) (- 5)))))) (.cse0 (<= ~a29~0 275)) (.cse4 (= ~a3~0 1)) (.cse11 (= ~a4~0 1)) (.cse5 (<= ~a23~0 312)) (.cse6 (= ~a8~0 15)) (.cse29 (<= 130 ~a29~0)) (.cse8 (or (= ~a25~0 13) .cse34))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and (<= (+ 275921 ~a29~0) 0) .cse9 .cse10 .cse4 (< 224525 ~a23~0) .cse11 .cse12 .cse13 .cse6) (and .cse10 .cse14 .cse15 .cse4 .cse11 .cse5 .cse6) (and .cse9 .cse1 .cse16 .cse17 .cse18 .cse4 .cse11 .cse12 .cse13 .cse19 .cse6) (and (<= (+ ~a29~0 275802) 0) .cse20 .cse4 .cse11 .cse6) (and .cse21 .cse22 .cse23 .cse2 .cse10 .cse4 .cse24 .cse6) (and .cse0 .cse1 .cse22 .cse10 .cse4 .cse11 .cse5 .cse6) (and .cse1 .cse17 .cse18 .cse4 .cse25 .cse11 .cse5 .cse6) (and .cse26 .cse14 .cse20 .cse4 .cse11 .cse6) (and .cse21 .cse22 .cse23 .cse17 .cse4 .cse11 .cse6) (and .cse9 .cse16 .cse10 .cse18 .cse4 .cse11 .cse12 .cse27 .cse13 .cse6) (and .cse9 .cse10 .cse28 .cse4 .cse24 .cse11 .cse12 .cse13 .cse6 .cse29) (and .cse9 .cse0 .cse1 .cse3 .cse4 .cse11 .cse12 .cse13 .cse19 .cse6 .cse7) (and .cse14 .cse15 .cse4 .cse11 .cse5 .cse6 .cse8) (and .cse21 .cse4 .cse11 .cse27 .cse6 (= ~a25~0 10)) (and .cse9 .cse22 .cse2 .cse30 .cse17 .cse4 .cse24 .cse12 .cse13 .cse6) (and .cse21 .cse30 .cse31 .cse4 .cse11 .cse6 .cse8) (and .cse9 .cse14 .cse17 .cse15 .cse4 .cse11 .cse12 .cse13 .cse6) (and .cse32 .cse2 .cse3 .cse15 .cse20 .cse4 .cse5 .cse6 .cse7) (and .cse2 .cse30 .cse14 .cse4 .cse5 .cse6 .cse8) (and .cse9 .cse17 .cse18 .cse4 .cse11 .cse12 .cse33 .cse13 .cse6) (and .cse9 .cse0 .cse1 .cse2 .cse31 .cse4 .cse12 .cse13 .cse6 .cse8) (and .cse16 .cse2 .cse30 .cse17 .cse4 .cse24 .cse5 .cse6) (and .cse22 .cse32 .cse2 .cse10 .cse15 .cse4 .cse5 .cse6) (and .cse32 .cse10 .cse14 .cse18 .cse4 (<= ~a23~0 181945) .cse11 .cse6) (and .cse9 .cse0 .cse34 .cse16 .cse2 (or (not (= |ULTIMATE.start_calculate_output_~input#1| 1)) .cse14 (<= 141 ~a29~0)) .cse4 .cse12 .cse13 .cse6) (and .cse9 .cse32 .cse10 .cse28 .cse15 .cse4 .cse11 .cse12 .cse13 .cse6) (and .cse16 .cse2 .cse10 .cse30 .cse4 .cse24 .cse5 .cse6) (and .cse26 .cse2 .cse17 .cse4 .cse24 .cse25 .cse5 .cse6) (and .cse9 .cse15 .cse4 .cse11 .cse12 .cse33 .cse13 .cse6 .cse8) (and .cse0 .cse4 .cse11 .cse5 .cse6 .cse29 .cse8)))))) [2022-07-13 12:42:15,187 INFO L899 garLoopResultBuilder]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,187 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 715) no Hoare annotation was computed. [2022-07-13 12:42:15,187 INFO L899 garLoopResultBuilder]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2022-07-13 12:42:15,187 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,187 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,187 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,188 INFO L899 garLoopResultBuilder]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,188 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,188 INFO L899 garLoopResultBuilder]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,188 INFO L899 garLoopResultBuilder]: For program point L178(line 178) no Hoare annotation was computed. [2022-07-13 12:42:15,188 INFO L899 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2022-07-13 12:42:15,188 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2022-07-13 12:42:15,188 INFO L902 garLoopResultBuilder]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2022-07-13 12:42:15,188 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,189 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,189 INFO L899 garLoopResultBuilder]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,189 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,189 INFO L899 garLoopResultBuilder]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,189 INFO L899 garLoopResultBuilder]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,189 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,189 INFO L899 garLoopResultBuilder]: For program point L181(line 181) no Hoare annotation was computed. [2022-07-13 12:42:15,189 INFO L899 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2022-07-13 12:42:15,190 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2022-07-13 12:42:15,190 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,190 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,190 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,190 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,190 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,190 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,191 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,191 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,191 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,191 INFO L899 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2022-07-13 12:42:15,191 INFO L899 garLoopResultBuilder]: For program point L118(line 118) no Hoare annotation was computed. [2022-07-13 12:42:15,191 INFO L899 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2022-07-13 12:42:15,191 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,192 INFO L895 garLoopResultBuilder]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse35 (div (* (- 2) ~a23~0) 10))) (let ((.cse38 (+ ~a23~0 43)) (.cse36 (+ 1 .cse35))) (let ((.cse34 (= ~a25~0 12)) (.cse37 (* (- 1) (div .cse36 5))) (.cse21 (<= .cse38 0)) (.cse39 (div ~a23~0 5))) (let ((.cse23 (not (< 140 ~a29~0))) (.cse19 (<= ~a25~0 9)) (.cse27 (<= 214883 ~a29~0)) (.cse3 (or (not (= (mod ~a23~0 5) 0)) (< 0 (+ .cse39 301942)))) (.cse20 (= ~a25~0 9)) (.cse7 (< 0 (+ .cse39 301943))) (.cse1 (not (<= ~a29~0 245))) (.cse31 (<= 0 (+ 386869 ~a23~0))) (.cse22 (<= 0 (+ ~a23~0 599772))) (.cse18 (<= ~a29~0 599999)) (.cse14 (< 0 .cse38)) (.cse32 (< 245 ~a29~0)) (.cse28 (< 181944 ~a23~0)) (.cse16 (< 0 (+ 301943 (div (+ ~a23~0 (- 600085)) 5)))) (.cse10 (= ~a25~0 11)) (.cse30 (<= (+ ~a29~0 22) 0)) (.cse26 (<= ~a29~0 140)) (.cse2 (= ~a4~0 0)) (.cse17 (<= ~a25~0 10)) (.cse24 (<= ~a29~0 220)) (.cse25 (not .cse21)) (.cse9 (<= 0 (+ 301941 (div (+ 379591 .cse37) (- 5))))) (.cse15 (<= ~a29~0 599998)) (.cse12 (or (not (= 0 (mod .cse36 5))) (<= 0 (+ 301941 (div (+ .cse37 379592) (- 5)))))) (.cse33 (<= 312 ~a23~0)) (.cse13 (or (not (= (mod .cse35 5) 0)) (not (= (mod (* ~a23~0 8) 10) 0)) (<= 0 (+ 301941 (div (+ 379592 (* (- 1) (div .cse35 5))) (- 5)))))) (.cse0 (<= ~a29~0 275)) (.cse4 (= ~a3~0 1)) (.cse11 (= ~a4~0 1)) (.cse5 (<= ~a23~0 312)) (.cse6 (= ~a8~0 15)) (.cse29 (<= 130 ~a29~0)) (.cse8 (or (= ~a25~0 13) .cse34))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and (<= (+ 275921 ~a29~0) 0) .cse9 .cse10 .cse4 (< 224525 ~a23~0) .cse11 .cse12 .cse13 .cse6) (and .cse10 .cse14 .cse15 .cse4 .cse11 .cse5 .cse6) (and .cse9 .cse1 .cse16 .cse17 .cse18 .cse4 .cse11 .cse12 .cse13 .cse19 .cse6) (and (<= (+ ~a29~0 275802) 0) .cse20 .cse4 .cse11 .cse6) (and .cse21 .cse22 .cse23 .cse2 .cse10 .cse4 .cse24 .cse6) (and .cse0 .cse1 .cse22 .cse10 .cse4 .cse11 .cse5 .cse6) (and .cse1 .cse17 .cse18 .cse4 .cse25 .cse11 .cse5 .cse6) (and .cse26 .cse14 .cse20 .cse4 .cse11 .cse6) (and .cse21 .cse22 .cse23 .cse17 .cse4 .cse11 .cse6) (and .cse9 .cse16 .cse10 .cse18 .cse4 .cse11 .cse12 .cse27 .cse13 .cse6) (and .cse9 .cse10 .cse28 .cse4 .cse24 .cse11 .cse12 .cse13 .cse6 .cse29) (and .cse9 .cse0 .cse1 .cse3 .cse4 .cse11 .cse12 .cse13 .cse19 .cse6 .cse7) (and .cse14 .cse15 .cse4 .cse11 .cse5 .cse6 .cse8) (and .cse21 .cse4 .cse11 .cse27 .cse6 (= ~a25~0 10)) (and .cse9 .cse22 .cse2 .cse30 .cse17 .cse4 .cse24 .cse12 .cse13 .cse6) (and .cse21 .cse30 .cse31 .cse4 .cse11 .cse6 .cse8) (and .cse9 .cse14 .cse17 .cse15 .cse4 .cse11 .cse12 .cse13 .cse6) (and .cse32 .cse2 .cse3 .cse15 .cse20 .cse4 .cse5 .cse6 .cse7) (and .cse2 .cse30 .cse14 .cse4 .cse5 .cse6 .cse8) (and .cse9 .cse17 .cse18 .cse4 .cse11 .cse12 .cse33 .cse13 .cse6) (and .cse9 .cse0 .cse1 .cse2 .cse31 .cse4 .cse12 .cse13 .cse6 .cse8) (and .cse16 .cse2 .cse30 .cse17 .cse4 .cse24 .cse5 .cse6) (and .cse22 .cse32 .cse2 .cse10 .cse15 .cse4 .cse5 .cse6) (and .cse32 .cse10 .cse14 .cse18 .cse4 (<= ~a23~0 181945) .cse11 .cse6) (and .cse9 .cse0 .cse34 .cse16 .cse2 (or (not (= |ULTIMATE.start_calculate_output_~input#1| 1)) .cse14 (<= 141 ~a29~0)) .cse4 .cse12 .cse13 .cse6) (and .cse9 .cse32 .cse10 .cse28 .cse15 .cse4 .cse11 .cse12 .cse13 .cse6) (and .cse16 .cse2 .cse10 .cse30 .cse4 .cse24 .cse5 .cse6) (and .cse26 .cse2 .cse17 .cse4 .cse24 .cse25 .cse5 .cse6) (and .cse9 .cse15 .cse4 .cse11 .cse12 .cse33 .cse13 .cse6 .cse8) (and .cse0 .cse4 .cse11 .cse5 .cse6 .cse29 .cse8)))))) [2022-07-13 12:42:15,192 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,192 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,192 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,192 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,193 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,193 INFO L899 garLoopResultBuilder]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,193 INFO L899 garLoopResultBuilder]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,193 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,193 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2022-07-13 12:42:15,193 INFO L899 garLoopResultBuilder]: For program point L121(line 121) no Hoare annotation was computed. [2022-07-13 12:42:15,193 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2022-07-13 12:42:15,193 INFO L899 garLoopResultBuilder]: For program point L980(lines 980 990) no Hoare annotation was computed. [2022-07-13 12:42:15,194 INFO L899 garLoopResultBuilder]: For program point L914(lines 914 924) no Hoare annotation was computed. [2022-07-13 12:42:15,194 INFO L899 garLoopResultBuilder]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2022-07-13 12:42:15,194 INFO L899 garLoopResultBuilder]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2022-07-13 12:42:15,194 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,194 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,194 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,194 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,194 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,195 INFO L899 garLoopResultBuilder]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,195 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,195 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,195 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,195 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,195 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-13 12:42:15,195 INFO L899 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2022-07-13 12:42:15,195 INFO L899 garLoopResultBuilder]: For program point L124(line 124) no Hoare annotation was computed. [2022-07-13 12:42:15,196 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2022-07-13 12:42:15,196 INFO L899 garLoopResultBuilder]: For program point L1049(line 1049) no Hoare annotation was computed. [2022-07-13 12:42:15,196 INFO L899 garLoopResultBuilder]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,196 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,196 INFO L899 garLoopResultBuilder]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,196 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,196 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,196 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2022-07-13 12:42:15,196 INFO L899 garLoopResultBuilder]: For program point L127(line 127) no Hoare annotation was computed. [2022-07-13 12:42:15,196 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2022-07-13 12:42:15,196 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,196 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,197 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,197 INFO L899 garLoopResultBuilder]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,197 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 535) no Hoare annotation was computed. [2022-07-13 12:42:15,197 INFO L899 garLoopResultBuilder]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2022-07-13 12:42:15,197 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,197 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,197 INFO L899 garLoopResultBuilder]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,197 INFO L899 garLoopResultBuilder]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,197 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,197 INFO L899 garLoopResultBuilder]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,197 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 667) no Hoare annotation was computed. [2022-07-13 12:42:15,197 INFO L899 garLoopResultBuilder]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2022-07-13 12:42:15,197 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,197 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,198 INFO L899 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2022-07-13 12:42:15,198 INFO L899 garLoopResultBuilder]: For program point L130(line 130) no Hoare annotation was computed. [2022-07-13 12:42:15,198 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2022-07-13 12:42:15,198 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-13 12:42:15,198 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 208) no Hoare annotation was computed. [2022-07-13 12:42:15,198 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,198 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,198 INFO L899 garLoopResultBuilder]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,198 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,198 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,198 INFO L899 garLoopResultBuilder]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 936) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 740) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 607) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,199 INFO L899 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L70(line 70) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L139(line 139) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,200 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,201 INFO L899 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2022-07-13 12:42:15,201 INFO L899 garLoopResultBuilder]: For program point L142(line 142) no Hoare annotation was computed. [2022-07-13 12:42:15,201 INFO L899 garLoopResultBuilder]: For program point L76(line 76) no Hoare annotation was computed. [2022-07-13 12:42:15,201 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,201 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,201 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,201 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,201 INFO L899 garLoopResultBuilder]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,201 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,201 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,202 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,202 INFO L899 garLoopResultBuilder]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,202 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,202 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,202 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 420) no Hoare annotation was computed. [2022-07-13 12:42:15,202 INFO L899 garLoopResultBuilder]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2022-07-13 12:42:15,202 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-13 12:42:15,202 INFO L899 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2022-07-13 12:42:15,203 INFO L899 garLoopResultBuilder]: For program point L79(line 79) no Hoare annotation was computed. [2022-07-13 12:42:15,203 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,203 INFO L899 garLoopResultBuilder]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,203 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,203 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,203 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,203 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,204 INFO L899 garLoopResultBuilder]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,204 INFO L899 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2022-07-13 12:42:15,204 INFO L899 garLoopResultBuilder]: For program point L148(line 148) no Hoare annotation was computed. [2022-07-13 12:42:15,204 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2022-07-13 12:42:15,204 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,204 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,204 INFO L899 garLoopResultBuilder]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,204 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 885) no Hoare annotation was computed. [2022-07-13 12:42:15,205 INFO L899 garLoopResultBuilder]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2022-07-13 12:42:15,205 INFO L899 garLoopResultBuilder]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,205 INFO L899 garLoopResultBuilder]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,205 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,205 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,205 INFO L899 garLoopResultBuilder]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,205 INFO L899 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2022-07-13 12:42:15,206 INFO L899 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2022-07-13 12:42:15,206 INFO L899 garLoopResultBuilder]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,206 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,206 INFO L899 garLoopResultBuilder]: For program point L614(lines 614 624) no Hoare annotation was computed. [2022-07-13 12:42:15,206 INFO L899 garLoopResultBuilder]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2022-07-13 12:42:15,206 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,206 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-13 12:42:15,206 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,207 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,207 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,207 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,207 INFO L899 garLoopResultBuilder]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,207 INFO L899 garLoopResultBuilder]: For program point L154(line 154) no Hoare annotation was computed. [2022-07-13 12:42:15,207 INFO L899 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2022-07-13 12:42:15,207 INFO L899 garLoopResultBuilder]: For program point L815(lines 815 825) no Hoare annotation was computed. [2022-07-13 12:42:15,207 INFO L899 garLoopResultBuilder]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2022-07-13 12:42:15,208 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,208 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,208 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,208 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,208 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,208 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,208 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,208 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,209 INFO L899 garLoopResultBuilder]: For program point L157(line 157) no Hoare annotation was computed. [2022-07-13 12:42:15,209 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2022-07-13 12:42:15,209 INFO L899 garLoopResultBuilder]: For program point L950(lines 950 962) no Hoare annotation was computed. [2022-07-13 12:42:15,209 INFO L899 garLoopResultBuilder]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2022-07-13 12:42:15,209 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 496) no Hoare annotation was computed. [2022-07-13 12:42:15,209 INFO L899 garLoopResultBuilder]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2022-07-13 12:42:15,209 INFO L899 garLoopResultBuilder]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,210 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,210 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,210 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,210 INFO L899 garLoopResultBuilder]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,210 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,210 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,210 INFO L899 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2022-07-13 12:42:15,210 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2022-07-13 12:42:15,211 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-13 12:42:15,211 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,211 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,211 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,211 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,211 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,211 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,212 INFO L899 garLoopResultBuilder]: For program point L163(line 163) no Hoare annotation was computed. [2022-07-13 12:42:15,212 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2022-07-13 12:42:15,212 INFO L899 garLoopResultBuilder]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,212 INFO L899 garLoopResultBuilder]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,212 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,212 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,212 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,212 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,213 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,213 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2022-07-13 12:42:15,213 INFO L899 garLoopResultBuilder]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2022-07-13 12:42:15,213 INFO L899 garLoopResultBuilder]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,213 INFO L899 garLoopResultBuilder]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,213 INFO L899 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2022-07-13 12:42:15,213 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2022-07-13 12:42:15,213 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2022-07-13 12:42:15,214 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2022-07-13 12:42:15,217 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] [2022-07-13 12:42:15,219 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-13 12:42:15,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 12:42:15 BoogieIcfgContainer [2022-07-13 12:42:15,278 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-13 12:42:15,279 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 12:42:15,279 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 12:42:15,279 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 12:42:15,279 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 12:40:31" (3/4) ... [2022-07-13 12:42:15,282 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-13 12:42:15,307 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-13 12:42:15,308 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-13 12:42:15,309 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-13 12:42:15,310 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 12:42:15,426 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-13 12:42:15,426 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 12:42:15,427 INFO L158 Benchmark]: Toolchain (without parser) took 106243.91ms. Allocated memory was 100.7MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 58.8MB in the beginning and 1.0GB in the end (delta: -952.0MB). Peak memory consumption was 946.6MB. Max. memory is 16.1GB. [2022-07-13 12:42:15,427 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 12:42:15,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 695.46ms. Allocated memory was 100.7MB in the beginning and 130.0MB in the end (delta: 29.4MB). Free memory was 58.6MB in the beginning and 102.2MB in the end (delta: -43.7MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2022-07-13 12:42:15,427 INFO L158 Benchmark]: Boogie Procedure Inliner took 161.68ms. Allocated memory is still 130.0MB. Free memory was 102.2MB in the beginning and 85.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-13 12:42:15,428 INFO L158 Benchmark]: Boogie Preprocessor took 127.90ms. Allocated memory is still 130.0MB. Free memory was 85.5MB in the beginning and 76.0MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 12:42:15,428 INFO L158 Benchmark]: RCFGBuilder took 1426.40ms. Allocated memory is still 130.0MB. Free memory was 76.0MB in the beginning and 74.6MB in the end (delta: 1.4MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2022-07-13 12:42:15,429 INFO L158 Benchmark]: TraceAbstraction took 103676.43ms. Allocated memory was 130.0MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 74.0MB in the beginning and 1.0GB in the end (delta: -951.7MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2022-07-13 12:42:15,429 INFO L158 Benchmark]: Witness Printer took 147.31ms. Allocated memory is still 2.0GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-13 12:42:15,437 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 695.46ms. Allocated memory was 100.7MB in the beginning and 130.0MB in the end (delta: 29.4MB). Free memory was 58.6MB in the beginning and 102.2MB in the end (delta: -43.7MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 161.68ms. Allocated memory is still 130.0MB. Free memory was 102.2MB in the beginning and 85.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 127.90ms. Allocated memory is still 130.0MB. Free memory was 85.5MB in the beginning and 76.0MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1426.40ms. Allocated memory is still 130.0MB. Free memory was 76.0MB in the beginning and 74.6MB in the end (delta: 1.4MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. * TraceAbstraction took 103676.43ms. Allocated memory was 130.0MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 74.0MB in the beginning and 1.0GB in the end (delta: -951.7MB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. * Witness Printer took 147.31ms. Allocated memory is still 2.0GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. 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: 208]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 103.6s, OverallIterations: 20, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 32.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 45.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12781 SdHoareTripleChecker+Valid, 28.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12781 mSDsluCounter, 4181 SdHoareTripleChecker+Invalid, 23.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 2568 IncrementalHoareTripleChecker+Unchecked, 1019 mSDsCounter, 5017 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 31332 IncrementalHoareTripleChecker+Invalid, 38917 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5017 mSolverCounterUnsat, 3162 mSDtfsCounter, 31332 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5225 GetRequests, 5114 SyntacticMatches, 5 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 391 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29316occurred in iteration=16, InterpolantAutomatonStates: 111, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.3s AutomataMinimizationTime, 20 MinimizatonAttempts, 29294 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 665 NumberOfFragments, 3841 HoareAnnotationTreeSize, 3 FomulaSimplifications, 50494 FormulaSimplificationTreeSizeReduction, 28.8s HoareSimplificationTime, 3 FomulaSimplificationsInter, 180206 FormulaSimplificationTreeSizeReductionInter, 16.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 17.4s InterpolantComputationTime, 9859 NumberOfCodeBlocks, 9859 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 11545 ConstructedInterpolants, 152 QuantifiedInterpolants, 79646 SizeOfPredicates, 11 NumberOfNonLiveVariables, 4580 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 32 InterpolantComputations, 16 PerfectInterpolantSequences, 9160/13537 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((a29 <= 275 && !(a29 <= 245)) && a4 == 0) && (!(a23 % 5 == 0) || 0 < a23 / 5 + 301942)) && a3 == 1) && a23 <= 312) && a8 == 15) && 0 < a23 / 5 + 301943) && (a25 == 13 || a25 == 12)) || ((((((((275921 + a29 <= 0 && 0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5) && a25 == 11) && a3 == 1) && 224525 < a23) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15)) || ((((((a25 == 11 && 0 < a23 + 43) && a29 <= 599998) && a3 == 1) && a4 == 1) && a23 <= 312) && a8 == 15)) || ((((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && !(a29 <= 245)) && 0 < 301943 + (a23 + -600085) / 5) && a25 <= 10) && a29 <= 599999) && a3 == 1) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a25 <= 9) && a8 == 15)) || ((((a29 + 275802 <= 0 && a25 == 9) && a3 == 1) && a4 == 1) && a8 == 15)) || (((((((a23 + 43 <= 0 && 0 <= a23 + 599772) && !(140 < a29)) && a4 == 0) && a25 == 11) && a3 == 1) && a29 <= 220) && a8 == 15)) || (((((((a29 <= 275 && !(a29 <= 245)) && 0 <= a23 + 599772) && a25 == 11) && a3 == 1) && a4 == 1) && a23 <= 312) && a8 == 15)) || (((((((!(a29 <= 245) && a25 <= 10) && a29 <= 599999) && a3 == 1) && !(a23 + 43 <= 0)) && a4 == 1) && a23 <= 312) && a8 == 15)) || (((((a29 <= 140 && 0 < a23 + 43) && a25 == 9) && a3 == 1) && a4 == 1) && a8 == 15)) || ((((((a23 + 43 <= 0 && 0 <= a23 + 599772) && !(140 < a29)) && a25 <= 10) && a3 == 1) && a4 == 1) && a8 == 15)) || (((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && 0 < 301943 + (a23 + -600085) / 5) && a25 == 11) && a29 <= 599999) && a3 == 1) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && 214883 <= a29) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15)) || (((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && a25 == 11) && 181944 < a23) && a3 == 1) && a29 <= 220) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15) && 130 <= a29)) || ((((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && a29 <= 275) && !(a29 <= 245)) && (!(a23 % 5 == 0) || 0 < a23 / 5 + 301942)) && a3 == 1) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a25 <= 9) && a8 == 15) && 0 < a23 / 5 + 301943)) || ((((((0 < a23 + 43 && a29 <= 599998) && a3 == 1) && a4 == 1) && a23 <= 312) && a8 == 15) && (a25 == 13 || a25 == 12))) || (((((a23 + 43 <= 0 && a3 == 1) && a4 == 1) && 214883 <= a29) && a8 == 15) && a25 == 10)) || (((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && 0 <= a23 + 599772) && a4 == 0) && a29 + 22 <= 0) && a25 <= 10) && a3 == 1) && a29 <= 220) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15)) || ((((((a23 + 43 <= 0 && a29 + 22 <= 0) && 0 <= 386869 + a23) && a3 == 1) && a4 == 1) && a8 == 15) && (a25 == 13 || a25 == 12))) || ((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && 0 < a23 + 43) && a25 <= 10) && a29 <= 599998) && a3 == 1) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15)) || ((((((((245 < a29 && a4 == 0) && (!(a23 % 5 == 0) || 0 < a23 / 5 + 301942)) && a29 <= 599998) && a25 == 9) && a3 == 1) && a23 <= 312) && a8 == 15) && 0 < a23 / 5 + 301943)) || ((((((a4 == 0 && a29 + 22 <= 0) && 0 < a23 + 43) && a3 == 1) && a23 <= 312) && a8 == 15) && (a25 == 13 || a25 == 12))) || ((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && a25 <= 10) && a29 <= 599999) && a3 == 1) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && 312 <= a23) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15)) || (((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && a29 <= 275) && !(a29 <= 245)) && a4 == 0) && 0 <= 386869 + a23) && a3 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15) && (a25 == 13 || a25 == 12))) || (((((((0 < 301943 + (a23 + -600085) / 5 && a4 == 0) && a29 + 22 <= 0) && a25 <= 10) && a3 == 1) && a29 <= 220) && a23 <= 312) && a8 == 15)) || (((((((0 <= a23 + 599772 && 245 < a29) && a4 == 0) && a25 == 11) && a29 <= 599998) && a3 == 1) && a23 <= 312) && a8 == 15)) || (((((((245 < a29 && a25 == 11) && 0 < a23 + 43) && a29 <= 599999) && a3 == 1) && a23 <= 181945) && a4 == 1) && a8 == 15)) || (((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && a29 <= 275) && a25 == 12) && 0 < 301943 + (a23 + -600085) / 5) && a4 == 0) && ((!(input == 1) || 0 < a23 + 43) || 141 <= a29)) && a3 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15)) || (((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && 245 < a29) && a25 == 11) && 181944 < a23) && a29 <= 599998) && a3 == 1) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15)) || (((((((0 < 301943 + (a23 + -600085) / 5 && a4 == 0) && a25 == 11) && a29 + 22 <= 0) && a3 == 1) && a29 <= 220) && a23 <= 312) && a8 == 15)) || (((((((a29 <= 140 && a4 == 0) && a25 <= 10) && a3 == 1) && a29 <= 220) && !(a23 + 43 <= 0)) && a23 <= 312) && a8 == 15)) || ((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && a29 <= 599998) && a3 == 1) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && 312 <= a23) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15) && (a25 == 13 || a25 == 12))) || ((((((a29 <= 275 && a3 == 1) && a4 == 1) && a23 <= 312) && a8 == 15) && 130 <= a29) && (a25 == 13 || a25 == 12)) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((a29 <= 275 && !(a29 <= 245)) && a4 == 0) && (!(a23 % 5 == 0) || 0 < a23 / 5 + 301942)) && a3 == 1) && a23 <= 312) && a8 == 15) && 0 < a23 / 5 + 301943) && (a25 == 13 || a25 == 12)) || ((((((((275921 + a29 <= 0 && 0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5) && a25 == 11) && a3 == 1) && 224525 < a23) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15)) || ((((((a25 == 11 && 0 < a23 + 43) && a29 <= 599998) && a3 == 1) && a4 == 1) && a23 <= 312) && a8 == 15)) || ((((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && !(a29 <= 245)) && 0 < 301943 + (a23 + -600085) / 5) && a25 <= 10) && a29 <= 599999) && a3 == 1) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a25 <= 9) && a8 == 15)) || ((((a29 + 275802 <= 0 && a25 == 9) && a3 == 1) && a4 == 1) && a8 == 15)) || (((((((a23 + 43 <= 0 && 0 <= a23 + 599772) && !(140 < a29)) && a4 == 0) && a25 == 11) && a3 == 1) && a29 <= 220) && a8 == 15)) || (((((((a29 <= 275 && !(a29 <= 245)) && 0 <= a23 + 599772) && a25 == 11) && a3 == 1) && a4 == 1) && a23 <= 312) && a8 == 15)) || (((((((!(a29 <= 245) && a25 <= 10) && a29 <= 599999) && a3 == 1) && !(a23 + 43 <= 0)) && a4 == 1) && a23 <= 312) && a8 == 15)) || (((((a29 <= 140 && 0 < a23 + 43) && a25 == 9) && a3 == 1) && a4 == 1) && a8 == 15)) || ((((((a23 + 43 <= 0 && 0 <= a23 + 599772) && !(140 < a29)) && a25 <= 10) && a3 == 1) && a4 == 1) && a8 == 15)) || (((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && 0 < 301943 + (a23 + -600085) / 5) && a25 == 11) && a29 <= 599999) && a3 == 1) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && 214883 <= a29) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15)) || (((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && a25 == 11) && 181944 < a23) && a3 == 1) && a29 <= 220) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15) && 130 <= a29)) || ((((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && a29 <= 275) && !(a29 <= 245)) && (!(a23 % 5 == 0) || 0 < a23 / 5 + 301942)) && a3 == 1) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a25 <= 9) && a8 == 15) && 0 < a23 / 5 + 301943)) || ((((((0 < a23 + 43 && a29 <= 599998) && a3 == 1) && a4 == 1) && a23 <= 312) && a8 == 15) && (a25 == 13 || a25 == 12))) || (((((a23 + 43 <= 0 && a3 == 1) && a4 == 1) && 214883 <= a29) && a8 == 15) && a25 == 10)) || (((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && 0 <= a23 + 599772) && a4 == 0) && a29 + 22 <= 0) && a25 <= 10) && a3 == 1) && a29 <= 220) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15)) || ((((((a23 + 43 <= 0 && a29 + 22 <= 0) && 0 <= 386869 + a23) && a3 == 1) && a4 == 1) && a8 == 15) && (a25 == 13 || a25 == 12))) || ((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && 0 < a23 + 43) && a25 <= 10) && a29 <= 599998) && a3 == 1) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15)) || ((((((((245 < a29 && a4 == 0) && (!(a23 % 5 == 0) || 0 < a23 / 5 + 301942)) && a29 <= 599998) && a25 == 9) && a3 == 1) && a23 <= 312) && a8 == 15) && 0 < a23 / 5 + 301943)) || ((((((a4 == 0 && a29 + 22 <= 0) && 0 < a23 + 43) && a3 == 1) && a23 <= 312) && a8 == 15) && (a25 == 13 || a25 == 12))) || ((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && a25 <= 10) && a29 <= 599999) && a3 == 1) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && 312 <= a23) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15)) || (((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && a29 <= 275) && !(a29 <= 245)) && a4 == 0) && 0 <= 386869 + a23) && a3 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15) && (a25 == 13 || a25 == 12))) || (((((((0 < 301943 + (a23 + -600085) / 5 && a4 == 0) && a29 + 22 <= 0) && a25 <= 10) && a3 == 1) && a29 <= 220) && a23 <= 312) && a8 == 15)) || (((((((0 <= a23 + 599772 && 245 < a29) && a4 == 0) && a25 == 11) && a29 <= 599998) && a3 == 1) && a23 <= 312) && a8 == 15)) || (((((((245 < a29 && a25 == 11) && 0 < a23 + 43) && a29 <= 599999) && a3 == 1) && a23 <= 181945) && a4 == 1) && a8 == 15)) || (((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && a29 <= 275) && a25 == 12) && 0 < 301943 + (a23 + -600085) / 5) && a4 == 0) && ((!(input == 1) || 0 < a23 + 43) || 141 <= a29)) && a3 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15)) || (((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && 245 < a29) && a25 == 11) && 181944 < a23) && a29 <= 599998) && a3 == 1) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15)) || (((((((0 < 301943 + (a23 + -600085) / 5 && a4 == 0) && a25 == 11) && a29 + 22 <= 0) && a3 == 1) && a29 <= 220) && a23 <= 312) && a8 == 15)) || (((((((a29 <= 140 && a4 == 0) && a25 <= 10) && a3 == 1) && a29 <= 220) && !(a23 + 43 <= 0)) && a23 <= 312) && a8 == 15)) || ((((((((0 <= 301941 + (379591 + -1 * ((1 + -2 * a23 / 10) / 5)) / -5 && a29 <= 599998) && a3 == 1) && a4 == 1) && (!(0 == (1 + -2 * a23 / 10) % 5) || 0 <= 301941 + (-1 * ((1 + -2 * a23 / 10) / 5) + 379592) / -5)) && 312 <= a23) && ((!(-2 * a23 / 10 % 5 == 0) || !(a23 * 8 % 10 == 0)) || 0 <= 301941 + (379592 + -1 * (-2 * a23 / 10 / 5)) / -5)) && a8 == 15) && (a25 == 13 || a25 == 12))) || ((((((a29 <= 275 && a3 == 1) && a4 == 1) && a23 <= 312) && a8 == 15) && 130 <= a29) && (a25 == 13 || a25 == 12)) - InvariantResult [Line: 1038]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-13 12:42:15,483 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