./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 35987657 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-?-3598765 [2022-07-20 23:39:32,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 23:39:32,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 23:39:32,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 23:39:32,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 23:39:32,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 23:39:32,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 23:39:32,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 23:39:32,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 23:39:32,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 23:39:32,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 23:39:32,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 23:39:32,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 23:39:32,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 23:39:32,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 23:39:32,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 23:39:32,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 23:39:32,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 23:39:32,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 23:39:32,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 23:39:32,596 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 23:39:32,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 23:39:32,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 23:39:32,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 23:39:32,599 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 23:39:32,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 23:39:32,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 23:39:32,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 23:39:32,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 23:39:32,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 23:39:32,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 23:39:32,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 23:39:32,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 23:39:32,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 23:39:32,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 23:39:32,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 23:39:32,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 23:39:32,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 23:39:32,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 23:39:32,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 23:39:32,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 23:39:32,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 23:39:32,611 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-20 23:39:32,631 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 23:39:32,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 23:39:32,634 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 23:39:32,635 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 23:39:32,635 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 23:39:32,636 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 23:39:32,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 23:39:32,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 23:39:32,637 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 23:39:32,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 23:39:32,638 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-20 23:39:32,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 23:39:32,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-20 23:39:32,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 23:39:32,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 23:39:32,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 23:39:32,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 23:39:32,647 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-20 23:39:32,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 23:39:32,648 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 23:39:32,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 23:39:32,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 23:39:32,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 23:39:32,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 23:39:32,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 23:39:32,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 23:39:32,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 23:39:32,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 23:39:32,650 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 23:39:32,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 23:39:32,651 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 23:39:32,651 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 23:39:32,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 23:39:32,651 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6998e746c84ec80cbdf636f88f142c2942fd045c8cffd9bc8881e887e07cd119 [2022-07-20 23:39:32,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 23:39:32,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 23:39:32,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 23:39:32,983 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 23:39:32,986 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 23:39:32,987 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label05.c [2022-07-20 23:39:33,063 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc8036c07/ee26cc6f2cbe4342897fbc545bb4726a/FLAG73ed0f602 [2022-07-20 23:39:33,630 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 23:39:33,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label05.c [2022-07-20 23:39:33,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc8036c07/ee26cc6f2cbe4342897fbc545bb4726a/FLAG73ed0f602 [2022-07-20 23:39:33,920 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc8036c07/ee26cc6f2cbe4342897fbc545bb4726a [2022-07-20 23:39:33,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 23:39:33,923 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 23:39:33,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 23:39:33,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 23:39:33,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 23:39:33,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 11:39:33" (1/1) ... [2022-07-20 23:39:33,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69abb04f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:39:33, skipping insertion in model container [2022-07-20 23:39:33,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 11:39:33" (1/1) ... [2022-07-20 23:39:33,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 23:39:33,999 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 23:39:34,237 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] [2022-07-20 23:39:34,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 23:39:34,402 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 23:39:34,430 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] [2022-07-20 23:39:34,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 23:39:34,557 INFO L208 MainTranslator]: Completed translation [2022-07-20 23:39:34,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:39:34 WrapperNode [2022-07-20 23:39:34,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 23:39:34,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 23:39:34,559 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 23:39:34,559 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 23:39:34,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:39:34" (1/1) ... [2022-07-20 23:39:34,590 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:39:34" (1/1) ... [2022-07-20 23:39:34,695 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2022-07-20 23:39:34,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 23:39:34,697 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 23:39:34,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 23:39:34,697 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 23:39:34,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:39:34" (1/1) ... [2022-07-20 23:39:34,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:39:34" (1/1) ... [2022-07-20 23:39:34,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:39:34" (1/1) ... [2022-07-20 23:39:34,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:39:34" (1/1) ... [2022-07-20 23:39:34,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:39:34" (1/1) ... [2022-07-20 23:39:34,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:39:34" (1/1) ... [2022-07-20 23:39:34,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:39:34" (1/1) ... [2022-07-20 23:39:34,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 23:39:34,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 23:39:34,829 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 23:39:34,829 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 23:39:34,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:39:34" (1/1) ... [2022-07-20 23:39:34,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 23:39:34,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 23:39:34,860 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) [2022-07-20 23:39:34,886 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 [2022-07-20 23:39:34,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 23:39:34,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-20 23:39:34,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 23:39:34,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 23:39:34,982 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 23:39:34,983 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 23:39:36,303 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 23:39:36,318 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 23:39:36,318 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-20 23:39:36,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 11:39:36 BoogieIcfgContainer [2022-07-20 23:39:36,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 23:39:36,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 23:39:36,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 23:39:36,327 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 23:39:36,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 11:39:33" (1/3) ... [2022-07-20 23:39:36,328 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@671307d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 11:39:36, skipping insertion in model container [2022-07-20 23:39:36,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:39:34" (2/3) ... [2022-07-20 23:39:36,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@671307d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 11:39:36, skipping insertion in model container [2022-07-20 23:39:36,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 11:39:36" (3/3) ... [2022-07-20 23:39:36,330 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label05.c [2022-07-20 23:39:36,343 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 23:39:36,343 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-20 23:39:36,416 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 23:39:36,426 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@6fe01424, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@76b72e30 [2022-07-20 23:39:36,426 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-20 23:39:36,446 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) [2022-07-20 23:39:36,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-07-20 23:39:36,458 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:39:36,459 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] [2022-07-20 23:39:36,459 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:39:36,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:39:36,465 INFO L85 PathProgramCache]: Analyzing trace with hash -107486446, now seen corresponding path program 1 times [2022-07-20 23:39:36,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:39:36,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914565134] [2022-07-20 23:39:36,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:36,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:39:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:36,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:39:36,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:39:36,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914565134] [2022-07-20 23:39:36,758 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914565134] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:39:36,758 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 23:39:36,759 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-20 23:39:36,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71485670] [2022-07-20 23:39:36,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:39:36,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 23:39:36,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:39:36,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 23:39:36,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 23:39:36,800 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) [2022-07-20 23:39:37,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:39:37,892 INFO L93 Difference]: Finished difference Result 761 states and 1345 transitions. [2022-07-20 23:39:37,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 23:39:37,896 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 [2022-07-20 23:39:37,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:39:37,909 INFO L225 Difference]: With dead ends: 761 [2022-07-20 23:39:37,909 INFO L226 Difference]: Without dead ends: 413 [2022-07-20 23:39:37,914 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 [2022-07-20 23:39:37,917 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 [2022-07-20 23:39:37,918 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] [2022-07-20 23:39:37,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2022-07-20 23:39:37,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 413. [2022-07-20 23:39:37,973 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) [2022-07-20 23:39:37,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 599 transitions. [2022-07-20 23:39:37,977 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 599 transitions. Word has length 64 [2022-07-20 23:39:37,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:39:37,977 INFO L495 AbstractCegarLoop]: Abstraction has 413 states and 599 transitions. [2022-07-20 23:39:37,978 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) [2022-07-20 23:39:37,978 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 599 transitions. [2022-07-20 23:39:37,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-07-20 23:39:37,982 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:39:37,982 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] [2022-07-20 23:39:37,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-20 23:39:37,983 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:39:37,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:39:37,984 INFO L85 PathProgramCache]: Analyzing trace with hash -355691958, now seen corresponding path program 1 times [2022-07-20 23:39:37,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:39:37,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031485784] [2022-07-20 23:39:37,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:37,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:39:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:38,193 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:39:38,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:39:38,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031485784] [2022-07-20 23:39:38,195 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031485784] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:39:38,196 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 23:39:38,196 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-20 23:39:38,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280216373] [2022-07-20 23:39:38,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:39:38,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 23:39:38,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:39:38,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 23:39:38,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 23:39:38,200 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) [2022-07-20 23:39:38,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:39:38,935 INFO L93 Difference]: Finished difference Result 1211 states and 1763 transitions. [2022-07-20 23:39:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 23:39:38,936 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 [2022-07-20 23:39:38,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:39:38,940 INFO L225 Difference]: With dead ends: 1211 [2022-07-20 23:39:38,940 INFO L226 Difference]: Without dead ends: 800 [2022-07-20 23:39:38,942 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 [2022-07-20 23:39:38,943 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 [2022-07-20 23:39:38,947 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] [2022-07-20 23:39:38,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2022-07-20 23:39:38,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 789. [2022-07-20 23:39:38,982 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) [2022-07-20 23:39:38,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1084 transitions. [2022-07-20 23:39:38,985 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1084 transitions. Word has length 132 [2022-07-20 23:39:38,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:39:38,986 INFO L495 AbstractCegarLoop]: Abstraction has 789 states and 1084 transitions. [2022-07-20 23:39:38,986 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) [2022-07-20 23:39:38,986 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1084 transitions. [2022-07-20 23:39:38,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-07-20 23:39:38,989 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:39:38,989 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] [2022-07-20 23:39:38,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-20 23:39:38,990 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:39:38,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:39:38,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1592760116, now seen corresponding path program 1 times [2022-07-20 23:39:38,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:39:38,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466422006] [2022-07-20 23:39:38,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:38,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:39:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:39,113 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:39:39,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:39:39,114 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466422006] [2022-07-20 23:39:39,114 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466422006] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:39:39,114 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 23:39:39,114 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-20 23:39:39,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339681135] [2022-07-20 23:39:39,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:39:39,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 23:39:39,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:39:39,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 23:39:39,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 23:39:39,116 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) [2022-07-20 23:39:39,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:39:39,767 INFO L93 Difference]: Finished difference Result 1945 states and 2614 transitions. [2022-07-20 23:39:39,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 23:39:39,768 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 [2022-07-20 23:39:39,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:39:39,772 INFO L225 Difference]: With dead ends: 1945 [2022-07-20 23:39:39,772 INFO L226 Difference]: Without dead ends: 1158 [2022-07-20 23:39:39,774 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 [2022-07-20 23:39:39,775 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 [2022-07-20 23:39:39,776 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] [2022-07-20 23:39:39,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1158 states. [2022-07-20 23:39:39,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1158 to 1157. [2022-07-20 23:39:39,797 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) [2022-07-20 23:39:39,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 1470 transitions. [2022-07-20 23:39:39,800 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 1470 transitions. Word has length 133 [2022-07-20 23:39:39,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:39:39,801 INFO L495 AbstractCegarLoop]: Abstraction has 1157 states and 1470 transitions. [2022-07-20 23:39:39,801 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) [2022-07-20 23:39:39,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1470 transitions. [2022-07-20 23:39:39,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-07-20 23:39:39,804 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:39:39,805 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] [2022-07-20 23:39:39,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-20 23:39:39,805 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:39:39,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:39:39,806 INFO L85 PathProgramCache]: Analyzing trace with hash 491130087, now seen corresponding path program 1 times [2022-07-20 23:39:39,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:39:39,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144929308] [2022-07-20 23:39:39,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:39,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:39:39,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:39,933 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:39:39,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:39:39,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144929308] [2022-07-20 23:39:39,934 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144929308] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:39:39,934 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 23:39:39,934 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 23:39:39,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243157206] [2022-07-20 23:39:39,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:39:39,935 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 23:39:39,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:39:39,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 23:39:39,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 23:39:39,936 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) [2022-07-20 23:39:40,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:39:40,618 INFO L93 Difference]: Finished difference Result 2519 states and 3352 transitions. [2022-07-20 23:39:40,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 23:39:40,619 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 [2022-07-20 23:39:40,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:39:40,625 INFO L225 Difference]: With dead ends: 2519 [2022-07-20 23:39:40,625 INFO L226 Difference]: Without dead ends: 1548 [2022-07-20 23:39:40,626 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 [2022-07-20 23:39:40,628 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 [2022-07-20 23:39:40,628 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] [2022-07-20 23:39:40,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1548 states. [2022-07-20 23:39:40,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1548 to 1545. [2022-07-20 23:39:40,662 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) [2022-07-20 23:39:40,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1545 states and 1998 transitions. [2022-07-20 23:39:40,666 INFO L78 Accepts]: Start accepts. Automaton has 1545 states and 1998 transitions. Word has length 191 [2022-07-20 23:39:40,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:39:40,667 INFO L495 AbstractCegarLoop]: Abstraction has 1545 states and 1998 transitions. [2022-07-20 23:39:40,667 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) [2022-07-20 23:39:40,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1998 transitions. [2022-07-20 23:39:40,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-07-20 23:39:40,670 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:39:40,671 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] [2022-07-20 23:39:40,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-20 23:39:40,671 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:39:40,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:39:40,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1941392826, now seen corresponding path program 1 times [2022-07-20 23:39:40,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:39:40,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120998712] [2022-07-20 23:39:40,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:40,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:39:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:40,784 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:39:40,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:39:40,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120998712] [2022-07-20 23:39:40,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120998712] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:39:40,785 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 23:39:40,785 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 23:39:40,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770760959] [2022-07-20 23:39:40,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:39:40,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 23:39:40,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:39:40,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 23:39:40,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 23:39:40,787 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) [2022-07-20 23:39:41,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:39:41,505 INFO L93 Difference]: Finished difference Result 3656 states and 4826 transitions. [2022-07-20 23:39:41,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 23:39:41,505 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 [2022-07-20 23:39:41,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:39:41,514 INFO L225 Difference]: With dead ends: 3656 [2022-07-20 23:39:41,514 INFO L226 Difference]: Without dead ends: 2297 [2022-07-20 23:39:41,516 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 [2022-07-20 23:39:41,517 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, 0.7s IncrementalHoareTripleChecker+Time [2022-07-20 23:39:41,518 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 340 Invalid, 647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 549 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-20 23:39:41,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2297 states. [2022-07-20 23:39:41,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2297 to 2100. [2022-07-20 23:39:41,551 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) [2022-07-20 23:39:41,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 2100 states and 2667 transitions. [2022-07-20 23:39:41,557 INFO L78 Accepts]: Start accepts. Automaton has 2100 states and 2667 transitions. Word has length 244 [2022-07-20 23:39:41,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:39:41,557 INFO L495 AbstractCegarLoop]: Abstraction has 2100 states and 2667 transitions. [2022-07-20 23:39:41,558 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) [2022-07-20 23:39:41,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2667 transitions. [2022-07-20 23:39:41,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-07-20 23:39:41,561 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:39:41,562 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] [2022-07-20 23:39:41,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-20 23:39:41,562 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:39:41,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:39:41,563 INFO L85 PathProgramCache]: Analyzing trace with hash 790120528, now seen corresponding path program 1 times [2022-07-20 23:39:41,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:39:41,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643809160] [2022-07-20 23:39:41,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:41,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:39:41,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:41,694 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-07-20 23:39:41,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:39:41,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643809160] [2022-07-20 23:39:41,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643809160] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:39:41,695 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 23:39:41,695 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 23:39:41,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870910026] [2022-07-20 23:39:41,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:39:41,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 23:39:41,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:39:41,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 23:39:41,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 23:39:41,697 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) [2022-07-20 23:39:42,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:39:42,333 INFO L93 Difference]: Finished difference Result 4765 states and 6075 transitions. [2022-07-20 23:39:42,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 23:39:42,333 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 [2022-07-20 23:39:42,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:39:42,343 INFO L225 Difference]: With dead ends: 4765 [2022-07-20 23:39:42,343 INFO L226 Difference]: Without dead ends: 2667 [2022-07-20 23:39:42,346 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 [2022-07-20 23:39:42,350 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 [2022-07-20 23:39:42,353 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] [2022-07-20 23:39:42,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2667 states. [2022-07-20 23:39:42,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2667 to 2652. [2022-07-20 23:39:42,394 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) [2022-07-20 23:39:42,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2652 states and 3333 transitions. [2022-07-20 23:39:42,401 INFO L78 Accepts]: Start accepts. Automaton has 2652 states and 3333 transitions. Word has length 245 [2022-07-20 23:39:42,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:39:42,402 INFO L495 AbstractCegarLoop]: Abstraction has 2652 states and 3333 transitions. [2022-07-20 23:39:42,402 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) [2022-07-20 23:39:42,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3333 transitions. [2022-07-20 23:39:42,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-07-20 23:39:42,429 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:39:42,430 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] [2022-07-20 23:39:42,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-20 23:39:42,430 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:39:42,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:39:42,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1579189985, now seen corresponding path program 1 times [2022-07-20 23:39:42,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:39:42,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383895352] [2022-07-20 23:39:42,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:42,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:39:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:42,596 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-07-20 23:39:42,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:39:42,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383895352] [2022-07-20 23:39:42,597 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383895352] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:39:42,597 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 23:39:42,597 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 23:39:42,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730268200] [2022-07-20 23:39:42,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:39:42,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 23:39:42,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:39:42,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 23:39:42,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 23:39:42,599 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) [2022-07-20 23:39:43,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:39:43,351 INFO L93 Difference]: Finished difference Result 6047 states and 7676 transitions. [2022-07-20 23:39:43,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 23:39:43,352 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 [2022-07-20 23:39:43,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:39:43,363 INFO L225 Difference]: With dead ends: 6047 [2022-07-20 23:39:43,363 INFO L226 Difference]: Without dead ends: 3397 [2022-07-20 23:39:43,366 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 [2022-07-20 23:39:43,368 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 [2022-07-20 23:39:43,368 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] [2022-07-20 23:39:43,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3397 states. [2022-07-20 23:39:43,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3397 to 3204. [2022-07-20 23:39:43,422 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) [2022-07-20 23:39:43,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 3204 states and 3993 transitions. [2022-07-20 23:39:43,432 INFO L78 Accepts]: Start accepts. Automaton has 3204 states and 3993 transitions. Word has length 246 [2022-07-20 23:39:43,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:39:43,432 INFO L495 AbstractCegarLoop]: Abstraction has 3204 states and 3993 transitions. [2022-07-20 23:39:43,433 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) [2022-07-20 23:39:43,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3204 states and 3993 transitions. [2022-07-20 23:39:43,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-07-20 23:39:43,437 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:39:43,438 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] [2022-07-20 23:39:43,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-20 23:39:43,441 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:39:43,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:39:43,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1141889263, now seen corresponding path program 1 times [2022-07-20 23:39:43,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:39:43,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521384669] [2022-07-20 23:39:43,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:43,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:39:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:43,601 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:39:43,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:39:43,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521384669] [2022-07-20 23:39:43,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521384669] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:39:43,602 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 23:39:43,602 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-20 23:39:43,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23964305] [2022-07-20 23:39:43,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:39:43,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 23:39:43,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:39:43,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 23:39:43,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-20 23:39:43,604 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) [2022-07-20 23:39:44,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:39:44,842 INFO L93 Difference]: Finished difference Result 11048 states and 13849 transitions. [2022-07-20 23:39:44,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 23:39:44,843 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 [2022-07-20 23:39:44,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:39:44,869 INFO L225 Difference]: With dead ends: 11048 [2022-07-20 23:39:44,870 INFO L226 Difference]: Without dead ends: 7846 [2022-07-20 23:39:44,876 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 [2022-07-20 23:39:44,876 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, 1.2s IncrementalHoareTripleChecker+Time [2022-07-20 23:39:44,877 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [273 Valid, 193 Invalid, 1215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 1077 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-20 23:39:44,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7846 states. [2022-07-20 23:39:45,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7846 to 7473. [2022-07-20 23:39:45,016 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) [2022-07-20 23:39:45,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7473 states to 7473 states and 8975 transitions. [2022-07-20 23:39:45,033 INFO L78 Accepts]: Start accepts. Automaton has 7473 states and 8975 transitions. Word has length 266 [2022-07-20 23:39:45,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:39:45,034 INFO L495 AbstractCegarLoop]: Abstraction has 7473 states and 8975 transitions. [2022-07-20 23:39:45,034 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) [2022-07-20 23:39:45,035 INFO L276 IsEmpty]: Start isEmpty. Operand 7473 states and 8975 transitions. [2022-07-20 23:39:45,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2022-07-20 23:39:45,040 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:39:45,040 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] [2022-07-20 23:39:45,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-20 23:39:45,044 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:39:45,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:39:45,044 INFO L85 PathProgramCache]: Analyzing trace with hash -33415155, now seen corresponding path program 1 times [2022-07-20 23:39:45,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:39:45,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569971220] [2022-07-20 23:39:45,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:45,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:39:45,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:45,133 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-07-20 23:39:45,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:39:45,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569971220] [2022-07-20 23:39:45,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569971220] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:39:45,134 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 23:39:45,134 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-20 23:39:45,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053983813] [2022-07-20 23:39:45,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:39:45,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 23:39:45,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:39:45,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 23:39:45,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 23:39:45,137 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) [2022-07-20 23:39:45,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:39:45,810 INFO L93 Difference]: Finished difference Result 14540 states and 17486 transitions. [2022-07-20 23:39:45,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 23:39:45,810 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 [2022-07-20 23:39:45,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:39:45,835 INFO L225 Difference]: With dead ends: 14540 [2022-07-20 23:39:45,835 INFO L226 Difference]: Without dead ends: 7069 [2022-07-20 23:39:45,844 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 [2022-07-20 23:39:45,845 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 114 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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 [2022-07-20 23:39:45,845 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] [2022-07-20 23:39:45,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7069 states. [2022-07-20 23:39:45,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7069 to 7068. [2022-07-20 23:39:45,969 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) [2022-07-20 23:39:45,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7068 states to 7068 states and 8090 transitions. [2022-07-20 23:39:45,981 INFO L78 Accepts]: Start accepts. Automaton has 7068 states and 8090 transitions. Word has length 267 [2022-07-20 23:39:45,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:39:45,982 INFO L495 AbstractCegarLoop]: Abstraction has 7068 states and 8090 transitions. [2022-07-20 23:39:45,983 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) [2022-07-20 23:39:45,983 INFO L276 IsEmpty]: Start isEmpty. Operand 7068 states and 8090 transitions. [2022-07-20 23:39:45,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-07-20 23:39:45,988 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:39:45,989 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] [2022-07-20 23:39:45,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-20 23:39:45,989 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:39:45,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:39:45,994 INFO L85 PathProgramCache]: Analyzing trace with hash 726597686, now seen corresponding path program 1 times [2022-07-20 23:39:45,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:39:45,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976912437] [2022-07-20 23:39:45,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:45,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:39:46,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:46,172 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:39:46,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:39:46,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976912437] [2022-07-20 23:39:46,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976912437] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:39:46,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 23:39:46,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-20 23:39:46,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712412265] [2022-07-20 23:39:46,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:39:46,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 23:39:46,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:39:46,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 23:39:46,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-20 23:39:46,175 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) [2022-07-20 23:39:47,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:39:47,408 INFO L93 Difference]: Finished difference Result 18561 states and 21349 transitions. [2022-07-20 23:39:47,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 23:39:47,408 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 [2022-07-20 23:39:47,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:39:47,432 INFO L225 Difference]: With dead ends: 18561 [2022-07-20 23:39:47,433 INFO L226 Difference]: Without dead ends: 11495 [2022-07-20 23:39:47,441 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 [2022-07-20 23:39:47,442 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 [2022-07-20 23:39:47,442 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] [2022-07-20 23:39:47,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11495 states. [2022-07-20 23:39:47,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11495 to 10199. [2022-07-20 23:39:47,581 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) [2022-07-20 23:39:47,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10199 states to 10199 states and 11674 transitions. [2022-07-20 23:39:47,598 INFO L78 Accepts]: Start accepts. Automaton has 10199 states and 11674 transitions. Word has length 276 [2022-07-20 23:39:47,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:39:47,599 INFO L495 AbstractCegarLoop]: Abstraction has 10199 states and 11674 transitions. [2022-07-20 23:39:47,599 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) [2022-07-20 23:39:47,599 INFO L276 IsEmpty]: Start isEmpty. Operand 10199 states and 11674 transitions. [2022-07-20 23:39:47,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2022-07-20 23:39:47,606 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:39:47,606 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] [2022-07-20 23:39:47,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-20 23:39:47,607 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:39:47,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:39:47,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1197973930, now seen corresponding path program 1 times [2022-07-20 23:39:47,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:39:47,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846151478] [2022-07-20 23:39:47,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:47,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:39:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:47,832 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 197 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:39:47,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:39:47,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846151478] [2022-07-20 23:39:47,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846151478] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-20 23:39:47,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [311782723] [2022-07-20 23:39:47,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:47,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-20 23:39:47,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 23:39:47,839 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) [2022-07-20 23:39:47,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-20 23:39:47,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:47,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-20 23:39:47,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 23:39:48,988 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 74 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:39:48,989 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-20 23:39:50,049 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 74 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:39:50,050 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [311782723] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-20 23:39:50,050 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-20 23:39:50,050 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-07-20 23:39:50,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445229912] [2022-07-20 23:39:50,051 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-20 23:39:50,051 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-20 23:39:50,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:39:50,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-20 23:39:50,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-07-20 23:39:50,055 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) [2022-07-20 23:39:53,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:39:53,157 INFO L93 Difference]: Finished difference Result 23229 states and 26598 transitions. [2022-07-20 23:39:53,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-20 23:39:53,158 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 [2022-07-20 23:39:53,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:39:53,181 INFO L225 Difference]: With dead ends: 23229 [2022-07-20 23:39:53,181 INFO L226 Difference]: Without dead ends: 13020 [2022-07-20 23:39:53,192 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 [2022-07-20 23:39:53,192 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, 2.8s IncrementalHoareTripleChecker+Time [2022-07-20 23:39:53,193 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1764 Valid, 106 Invalid, 4345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [880 Valid, 3465 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-07-20 23:39:53,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13020 states. [2022-07-20 23:39:53,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13020 to 11277. [2022-07-20 23:39:53,360 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) [2022-07-20 23:39:53,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11277 states to 11277 states and 12513 transitions. [2022-07-20 23:39:53,377 INFO L78 Accepts]: Start accepts. Automaton has 11277 states and 12513 transitions. Word has length 278 [2022-07-20 23:39:53,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:39:53,378 INFO L495 AbstractCegarLoop]: Abstraction has 11277 states and 12513 transitions. [2022-07-20 23:39:53,378 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) [2022-07-20 23:39:53,379 INFO L276 IsEmpty]: Start isEmpty. Operand 11277 states and 12513 transitions. [2022-07-20 23:39:53,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2022-07-20 23:39:53,386 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:39:53,386 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] [2022-07-20 23:39:53,421 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-20 23:39:53,603 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 [2022-07-20 23:39:53,604 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:39:53,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:39:53,604 INFO L85 PathProgramCache]: Analyzing trace with hash -927901590, now seen corresponding path program 1 times [2022-07-20 23:39:53,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:39:53,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854872058] [2022-07-20 23:39:53,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:53,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:39:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:53,847 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 179 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:39:53,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:39:53,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854872058] [2022-07-20 23:39:53,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854872058] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-20 23:39:53,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1156333700] [2022-07-20 23:39:53,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:53,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-20 23:39:53,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 23:39:53,852 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) [2022-07-20 23:39:53,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-20 23:39:53,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:53,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-20 23:39:53,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 23:39:54,386 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:39:54,388 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 23:39:54,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1156333700] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:39:54,388 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-20 23:39:54,389 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2022-07-20 23:39:54,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117392186] [2022-07-20 23:39:54,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:39:54,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 23:39:54,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:39:54,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 23:39:54,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-07-20 23:39:54,391 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) [2022-07-20 23:39:55,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:39:55,271 INFO L93 Difference]: Finished difference Result 23108 states and 25622 transitions. [2022-07-20 23:39:55,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 23:39:55,272 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 [2022-07-20 23:39:55,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:39:55,293 INFO L225 Difference]: With dead ends: 23108 [2022-07-20 23:39:55,294 INFO L226 Difference]: Without dead ends: 11833 [2022-07-20 23:39:55,307 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 [2022-07-20 23:39:55,308 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 [2022-07-20 23:39:55,308 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] [2022-07-20 23:39:55,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11833 states. [2022-07-20 23:39:55,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11833 to 11645. [2022-07-20 23:39:55,493 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) [2022-07-20 23:39:55,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11645 states to 11645 states and 12893 transitions. [2022-07-20 23:39:55,509 INFO L78 Accepts]: Start accepts. Automaton has 11645 states and 12893 transitions. Word has length 297 [2022-07-20 23:39:55,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:39:55,509 INFO L495 AbstractCegarLoop]: Abstraction has 11645 states and 12893 transitions. [2022-07-20 23:39:55,510 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) [2022-07-20 23:39:55,510 INFO L276 IsEmpty]: Start isEmpty. Operand 11645 states and 12893 transitions. [2022-07-20 23:39:55,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2022-07-20 23:39:55,518 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:39:55,518 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] [2022-07-20 23:39:55,550 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-20 23:39:55,743 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 [2022-07-20 23:39:55,743 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:39:55,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:39:55,744 INFO L85 PathProgramCache]: Analyzing trace with hash 955474353, now seen corresponding path program 1 times [2022-07-20 23:39:55,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:39:55,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093826012] [2022-07-20 23:39:55,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:55,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:39:55,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:55,919 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 342 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:39:55,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:39:55,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093826012] [2022-07-20 23:39:55,920 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093826012] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-20 23:39:55,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1115384228] [2022-07-20 23:39:55,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:55,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-20 23:39:55,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 23:39:55,922 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) [2022-07-20 23:39:55,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-20 23:39:56,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:56,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 23:39:56,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 23:39:56,317 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 343 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-07-20 23:39:56,318 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 23:39:56,318 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1115384228] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:39:56,318 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-20 23:39:56,318 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-07-20 23:39:56,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698291454] [2022-07-20 23:39:56,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:39:56,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 23:39:56,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:39:56,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 23:39:56,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-20 23:39:56,322 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) [2022-07-20 23:39:56,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:39:56,936 INFO L93 Difference]: Finished difference Result 24028 states and 26574 transitions. [2022-07-20 23:39:56,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 23:39:56,937 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 [2022-07-20 23:39:56,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:39:56,959 INFO L225 Difference]: With dead ends: 24028 [2022-07-20 23:39:56,959 INFO L226 Difference]: Without dead ends: 12201 [2022-07-20 23:39:56,970 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 [2022-07-20 23:39:56,971 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 [2022-07-20 23:39:56,972 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] [2022-07-20 23:39:56,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12201 states. [2022-07-20 23:39:57,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12201 to 11829. [2022-07-20 23:39:57,185 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) [2022-07-20 23:39:57,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11829 states to 11829 states and 13065 transitions. [2022-07-20 23:39:57,205 INFO L78 Accepts]: Start accepts. Automaton has 11829 states and 13065 transitions. Word has length 335 [2022-07-20 23:39:57,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:39:57,205 INFO L495 AbstractCegarLoop]: Abstraction has 11829 states and 13065 transitions. [2022-07-20 23:39:57,206 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) [2022-07-20 23:39:57,206 INFO L276 IsEmpty]: Start isEmpty. Operand 11829 states and 13065 transitions. [2022-07-20 23:39:57,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2022-07-20 23:39:57,216 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:39:57,217 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] [2022-07-20 23:39:57,243 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-20 23:39:57,443 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 [2022-07-20 23:39:57,444 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:39:57,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:39:57,444 INFO L85 PathProgramCache]: Analyzing trace with hash -2007425143, now seen corresponding path program 1 times [2022-07-20 23:39:57,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:39:57,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671399880] [2022-07-20 23:39:57,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:57,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:39:57,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:57,729 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 174 proven. 185 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-07-20 23:39:57,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:39:57,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671399880] [2022-07-20 23:39:57,730 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671399880] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-20 23:39:57,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1207767681] [2022-07-20 23:39:57,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:57,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-20 23:39:57,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 23:39:57,732 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) [2022-07-20 23:39:57,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-20 23:39:57,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:57,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-20 23:39:57,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 23:39:58,337 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-07-20 23:39:58,337 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 23:39:58,337 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1207767681] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:39:58,337 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-20 23:39:58,337 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2022-07-20 23:39:58,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961407586] [2022-07-20 23:39:58,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:39:58,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 23:39:58,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:39:58,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 23:39:58,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-07-20 23:39:58,339 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) [2022-07-20 23:39:59,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:39:59,138 INFO L93 Difference]: Finished difference Result 24027 states and 26511 transitions. [2022-07-20 23:39:59,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-20 23:39:59,139 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 [2022-07-20 23:39:59,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:39:59,158 INFO L225 Difference]: With dead ends: 24027 [2022-07-20 23:39:59,159 INFO L226 Difference]: Without dead ends: 12200 [2022-07-20 23:39:59,168 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 [2022-07-20 23:39:59,169 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 186 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-07-20 23:39:59,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 161 Invalid, 899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-20 23:39:59,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12200 states. [2022-07-20 23:39:59,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12200 to 11277. [2022-07-20 23:39:59,339 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) [2022-07-20 23:39:59,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11277 states to 11277 states and 12459 transitions. [2022-07-20 23:39:59,355 INFO L78 Accepts]: Start accepts. Automaton has 11277 states and 12459 transitions. Word has length 351 [2022-07-20 23:39:59,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:39:59,356 INFO L495 AbstractCegarLoop]: Abstraction has 11277 states and 12459 transitions. [2022-07-20 23:39:59,356 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) [2022-07-20 23:39:59,356 INFO L276 IsEmpty]: Start isEmpty. Operand 11277 states and 12459 transitions. [2022-07-20 23:39:59,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2022-07-20 23:39:59,365 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:39:59,366 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] [2022-07-20 23:39:59,391 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-20 23:39:59,579 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 [2022-07-20 23:39:59,580 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:39:59,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:39:59,580 INFO L85 PathProgramCache]: Analyzing trace with hash -199405277, now seen corresponding path program 1 times [2022-07-20 23:39:59,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:39:59,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052561470] [2022-07-20 23:39:59,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:59,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:39:59,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:59,743 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 123 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:39:59,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:39:59,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052561470] [2022-07-20 23:39:59,743 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052561470] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-20 23:39:59,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1534850399] [2022-07-20 23:39:59,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:39:59,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-20 23:39:59,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 23:39:59,745 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) [2022-07-20 23:39:59,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-20 23:39:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:39:59,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-20 23:39:59,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 23:40:00,309 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 123 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:40:00,309 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-20 23:40:01,528 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 123 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:40:01,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1534850399] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-20 23:40:01,529 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-20 23:40:01,529 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5, 4] total 9 [2022-07-20 23:40:01,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033240950] [2022-07-20 23:40:01,530 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-20 23:40:01,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-20 23:40:01,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:40:01,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-20 23:40:01,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=49, Unknown=0, NotChecked=0, Total=90 [2022-07-20 23:40:01,532 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) [2022-07-20 23:40:04,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:40:04,152 INFO L93 Difference]: Finished difference Result 37293 states and 41051 transitions. [2022-07-20 23:40:04,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-20 23:40:04,152 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 [2022-07-20 23:40:04,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:40:04,181 INFO L225 Difference]: With dead ends: 37293 [2022-07-20 23:40:04,181 INFO L226 Difference]: Without dead ends: 26018 [2022-07-20 23:40:04,191 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 [2022-07-20 23:40:04,192 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 [2022-07-20 23:40:04,192 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] [2022-07-20 23:40:04,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26018 states. [2022-07-20 23:40:04,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26018 to 23435. [2022-07-20 23:40:04,479 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) [2022-07-20 23:40:04,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23435 states to 23435 states and 25685 transitions. [2022-07-20 23:40:04,512 INFO L78 Accepts]: Start accepts. Automaton has 23435 states and 25685 transitions. Word has length 362 [2022-07-20 23:40:04,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:40:04,513 INFO L495 AbstractCegarLoop]: Abstraction has 23435 states and 25685 transitions. [2022-07-20 23:40:04,513 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) [2022-07-20 23:40:04,513 INFO L276 IsEmpty]: Start isEmpty. Operand 23435 states and 25685 transitions. [2022-07-20 23:40:04,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2022-07-20 23:40:04,523 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:40:04,523 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] [2022-07-20 23:40:04,549 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-20 23:40:04,739 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 [2022-07-20 23:40:04,740 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:40:04,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:40:04,740 INFO L85 PathProgramCache]: Analyzing trace with hash -664639836, now seen corresponding path program 1 times [2022-07-20 23:40:04,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:40:04,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843763746] [2022-07-20 23:40:04,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:40:04,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:40:04,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:40:04,947 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 370 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:40:04,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:40:04,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843763746] [2022-07-20 23:40:04,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843763746] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-20 23:40:04,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [912369798] [2022-07-20 23:40:04,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:40:04,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-20 23:40:04,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 23:40:04,949 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) [2022-07-20 23:40:04,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-20 23:40:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:40:05,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-20 23:40:05,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 23:40:08,422 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 96 proven. 364 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:40:08,423 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-20 23:40:09,754 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 370 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:40:09,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [912369798] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-20 23:40:09,755 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-20 23:40:09,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 12 [2022-07-20 23:40:09,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215382550] [2022-07-20 23:40:09,756 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-20 23:40:09,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-07-20 23:40:09,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:40:09,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-07-20 23:40:09,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2022-07-20 23:40:09,758 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) [2022-07-20 23:40:13,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:40:13,927 INFO L93 Difference]: Finished difference Result 62523 states and 68519 transitions. [2022-07-20 23:40:13,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-20 23:40:13,928 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 [2022-07-20 23:40:13,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:40:13,975 INFO L225 Difference]: With dead ends: 62523 [2022-07-20 23:40:13,975 INFO L226 Difference]: Without dead ends: 39090 [2022-07-20 23:40:13,994 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 [2022-07-20 23:40:13,994 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 [2022-07-20 23:40:13,995 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] [2022-07-20 23:40:14,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39090 states. [2022-07-20 23:40:14,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39090 to 29316. [2022-07-20 23:40:14,449 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) [2022-07-20 23:40:14,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29316 states to 29316 states and 31917 transitions. [2022-07-20 23:40:14,491 INFO L78 Accepts]: Start accepts. Automaton has 29316 states and 31917 transitions. Word has length 373 [2022-07-20 23:40:14,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:40:14,491 INFO L495 AbstractCegarLoop]: Abstraction has 29316 states and 31917 transitions. [2022-07-20 23:40:14,492 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) [2022-07-20 23:40:14,492 INFO L276 IsEmpty]: Start isEmpty. Operand 29316 states and 31917 transitions. [2022-07-20 23:40:14,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-07-20 23:40:14,507 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:40:14,507 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] [2022-07-20 23:40:14,527 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-07-20 23:40:14,716 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 [2022-07-20 23:40:14,717 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:40:14,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:40:14,717 INFO L85 PathProgramCache]: Analyzing trace with hash -1305459429, now seen corresponding path program 1 times [2022-07-20 23:40:14,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:40:14,717 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101322639] [2022-07-20 23:40:14,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:40:14,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:40:14,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:40:14,974 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:40:14,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:40:14,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101322639] [2022-07-20 23:40:14,975 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101322639] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:40:14,975 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 23:40:14,975 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-20 23:40:14,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645350890] [2022-07-20 23:40:14,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:40:14,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-20 23:40:14,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:40:14,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-20 23:40:14,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-20 23:40:14,979 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) [2022-07-20 23:40:16,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:40:16,431 INFO L93 Difference]: Finished difference Result 63978 states and 69583 transitions. [2022-07-20 23:40:16,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 23:40:16,431 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 [2022-07-20 23:40:16,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:40:16,472 INFO L225 Difference]: With dead ends: 63978 [2022-07-20 23:40:16,473 INFO L226 Difference]: Without dead ends: 34848 [2022-07-20 23:40:16,493 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 [2022-07-20 23:40:16,494 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 338 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 1557 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-07-20 23:40:16,494 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 74 Invalid, 1755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 1557 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-20 23:40:16,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34848 states. [2022-07-20 23:40:16,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34848 to 28952. [2022-07-20 23:40:16,881 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) [2022-07-20 23:40:16,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28952 states to 28952 states and 31497 transitions. [2022-07-20 23:40:16,916 INFO L78 Accepts]: Start accepts. Automaton has 28952 states and 31497 transitions. Word has length 459 [2022-07-20 23:40:16,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:40:16,917 INFO L495 AbstractCegarLoop]: Abstraction has 28952 states and 31497 transitions. [2022-07-20 23:40:16,917 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) [2022-07-20 23:40:16,917 INFO L276 IsEmpty]: Start isEmpty. Operand 28952 states and 31497 transitions. [2022-07-20 23:40:16,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2022-07-20 23:40:16,941 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:40:16,941 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] [2022-07-20 23:40:16,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-20 23:40:16,942 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:40:16,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:40:16,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1740531119, now seen corresponding path program 1 times [2022-07-20 23:40:16,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:40:16,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731568231] [2022-07-20 23:40:16,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:40:16,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:40:17,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:40:17,158 INFO L134 CoverageAnalysis]: Checked inductivity of 849 backedges. 745 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2022-07-20 23:40:17,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:40:17,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731568231] [2022-07-20 23:40:17,159 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731568231] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:40:17,159 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 23:40:17,159 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-20 23:40:17,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020945189] [2022-07-20 23:40:17,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:40:17,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-20 23:40:17,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:40:17,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-20 23:40:17,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-20 23:40:17,163 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) [2022-07-20 23:40:18,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:40:18,226 INFO L93 Difference]: Finished difference Result 59198 states and 64390 transitions. [2022-07-20 23:40:18,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 23:40:18,227 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 [2022-07-20 23:40:18,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:40:18,257 INFO L225 Difference]: With dead ends: 59198 [2022-07-20 23:40:18,258 INFO L226 Difference]: Without dead ends: 30432 [2022-07-20 23:40:18,272 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 [2022-07-20 23:40:18,273 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 [2022-07-20 23:40:18,273 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] [2022-07-20 23:40:18,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30432 states. [2022-07-20 23:40:18,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30432 to 24900. [2022-07-20 23:40:18,601 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) [2022-07-20 23:40:18,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24900 states to 24900 states and 27138 transitions. [2022-07-20 23:40:18,630 INFO L78 Accepts]: Start accepts. Automaton has 24900 states and 27138 transitions. Word has length 548 [2022-07-20 23:40:18,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:40:18,630 INFO L495 AbstractCegarLoop]: Abstraction has 24900 states and 27138 transitions. [2022-07-20 23:40:18,630 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) [2022-07-20 23:40:18,630 INFO L276 IsEmpty]: Start isEmpty. Operand 24900 states and 27138 transitions. [2022-07-20 23:40:18,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 694 [2022-07-20 23:40:18,651 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:40:18,652 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] [2022-07-20 23:40:18,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-07-20 23:40:18,652 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:40:18,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:40:18,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1514900571, now seen corresponding path program 1 times [2022-07-20 23:40:18,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:40:18,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272723912] [2022-07-20 23:40:18,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:40:18,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:40:18,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:40:19,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 557 proven. 651 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-07-20 23:40:19,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:40:19,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272723912] [2022-07-20 23:40:19,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272723912] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-20 23:40:19,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1037851919] [2022-07-20 23:40:19,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:40:19,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-20 23:40:19,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 23:40:19,084 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) [2022-07-20 23:40:19,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-20 23:40:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:40:19,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 899 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-20 23:40:19,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 23:40:19,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 777 proven. 0 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2022-07-20 23:40:19,534 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 23:40:19,534 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1037851919] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 23:40:19,534 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-20 23:40:19,534 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2022-07-20 23:40:19,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128596826] [2022-07-20 23:40:19,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 23:40:19,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 23:40:19,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:40:19,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 23:40:19,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-07-20 23:40:19,539 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) [2022-07-20 23:40:20,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:40:20,134 INFO L93 Difference]: Finished difference Result 50181 states and 54685 transitions. [2022-07-20 23:40:20,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 23:40:20,135 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 [2022-07-20 23:40:20,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:40:20,164 INFO L225 Difference]: With dead ends: 50181 [2022-07-20 23:40:20,165 INFO L226 Difference]: Without dead ends: 25467 [2022-07-20 23:40:20,180 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 [2022-07-20 23:40:20,181 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, 0.4s IncrementalHoareTripleChecker+Time [2022-07-20 23:40:20,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 314 Invalid, 510 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 498 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-20 23:40:20,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25467 states. [2022-07-20 23:40:20,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25467 to 25274. [2022-07-20 23:40:20,539 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) [2022-07-20 23:40:20,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25274 states to 25274 states and 27498 transitions. [2022-07-20 23:40:20,571 INFO L78 Accepts]: Start accepts. Automaton has 25274 states and 27498 transitions. Word has length 693 [2022-07-20 23:40:20,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:40:20,572 INFO L495 AbstractCegarLoop]: Abstraction has 25274 states and 27498 transitions. [2022-07-20 23:40:20,572 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) [2022-07-20 23:40:20,572 INFO L276 IsEmpty]: Start isEmpty. Operand 25274 states and 27498 transitions. [2022-07-20 23:40:20,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 706 [2022-07-20 23:40:20,606 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 23:40:20,606 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] [2022-07-20 23:40:20,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-07-20 23:40:20,819 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 [2022-07-20 23:40:20,820 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 23:40:20,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 23:40:20,820 INFO L85 PathProgramCache]: Analyzing trace with hash -203478354, now seen corresponding path program 1 times [2022-07-20 23:40:20,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-20 23:40:20,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421339312] [2022-07-20 23:40:20,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:40:20,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-20 23:40:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:40:21,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 186 proven. 942 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:40:21,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-20 23:40:21,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421339312] [2022-07-20 23:40:21,171 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421339312] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-20 23:40:21,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1313514050] [2022-07-20 23:40:21,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 23:40:21,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-20 23:40:21,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 23:40:21,173 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) [2022-07-20 23:40:21,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-20 23:40:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 23:40:21,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 11 conjunts are in the unsatisfiable core [2022-07-20 23:40:21,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 23:40:22,128 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 62 proven. 1066 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 23:40:22,129 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-20 23:40:26,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 771 proven. 233 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2022-07-20 23:40:26,182 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1313514050] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-20 23:40:26,183 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-20 23:40:26,183 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 6] total 17 [2022-07-20 23:40:26,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203910741] [2022-07-20 23:40:26,183 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-20 23:40:26,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-07-20 23:40:26,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-20 23:40:26,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-07-20 23:40:26,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2022-07-20 23:40:26,186 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) [2022-07-20 23:40:33,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 23:40:33,499 INFO L93 Difference]: Finished difference Result 87605 states and 95228 transitions. [2022-07-20 23:40:33,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-20 23:40:33,500 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 [2022-07-20 23:40:33,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 23:40:33,500 INFO L225 Difference]: With dead ends: 87605 [2022-07-20 23:40:33,500 INFO L226 Difference]: Without dead ends: 0 [2022-07-20 23:40:33,520 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 [2022-07-20 23:40:33,521 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 3963 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 8312 mSolverCounterSat, 1015 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s 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, 6.5s IncrementalHoareTripleChecker+Time [2022-07-20 23:40:33,521 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3963 Valid, 263 Invalid, 9327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1015 Valid, 8312 Invalid, 0 Unknown, 0 Unchecked, 6.5s Time] [2022-07-20 23:40:33,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-20 23:40:33,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-20 23:40:33,522 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) [2022-07-20 23:40:33,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-20 23:40:33,522 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 705 [2022-07-20 23:40:33,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 23:40:33,523 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-20 23:40:33,523 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) [2022-07-20 23:40:33,523 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-20 23:40:33,523 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-20 23:40:33,526 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-20 23:40:33,548 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-07-20 23:40:33,739 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 [2022-07-20 23:40:33,741 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-20 23:40:48,017 WARN L233 SmtUtils]: Spent 14.27s 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) [2022-07-20 23:41:01,364 WARN L233 SmtUtils]: Spent 13.34s 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) [2022-07-20 23:41:09,693 WARN L233 SmtUtils]: Spent 8.32s 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) [2022-07-20 23:41:17,740 WARN L233 SmtUtils]: Spent 8.04s 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) [2022-07-20 23:41:17,744 INFO L899 garLoopResultBuilder]: For program point L498(lines 498 509) no Hoare annotation was computed. [2022-07-20 23:41:17,744 INFO L899 garLoopResultBuilder]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,744 INFO L899 garLoopResultBuilder]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2022-07-20 23:41:17,745 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,745 INFO L899 garLoopResultBuilder]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,745 INFO L899 garLoopResultBuilder]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,745 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,745 INFO L899 garLoopResultBuilder]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,745 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,745 INFO L899 garLoopResultBuilder]: For program point L169(line 169) no Hoare annotation was computed. [2022-07-20 23:41:17,746 INFO L899 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2022-07-20 23:41:17,746 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2022-07-20 23:41:17,746 INFO L899 garLoopResultBuilder]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,746 INFO L899 garLoopResultBuilder]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,746 INFO L899 garLoopResultBuilder]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,746 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,746 INFO L899 garLoopResultBuilder]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,746 INFO L899 garLoopResultBuilder]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,747 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,747 INFO L899 garLoopResultBuilder]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,747 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,747 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,747 INFO L899 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2022-07-20 23:41:17,747 INFO L899 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2022-07-20 23:41:17,747 INFO L899 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2022-07-20 23:41:17,747 INFO L899 garLoopResultBuilder]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,747 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 778) no Hoare annotation was computed. [2022-07-20 23:41:17,747 INFO L899 garLoopResultBuilder]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2022-07-20 23:41:17,747 INFO L899 garLoopResultBuilder]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,748 INFO L899 garLoopResultBuilder]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,748 INFO L899 garLoopResultBuilder]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,748 INFO L899 garLoopResultBuilder]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,748 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,748 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,748 INFO L899 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2022-07-20 23:41:17,748 INFO L899 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2022-07-20 23:41:17,748 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2022-07-20 23:41:17,749 INFO L899 garLoopResultBuilder]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,749 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,749 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,749 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)))))) [2022-07-20 23:41:17,749 INFO L899 garLoopResultBuilder]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,750 INFO L899 garLoopResultBuilder]: For program point L705(lines 705 715) no Hoare annotation was computed. [2022-07-20 23:41:17,750 INFO L899 garLoopResultBuilder]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2022-07-20 23:41:17,750 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,750 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,750 INFO L899 garLoopResultBuilder]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,750 INFO L899 garLoopResultBuilder]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,750 INFO L899 garLoopResultBuilder]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,751 INFO L899 garLoopResultBuilder]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,751 INFO L899 garLoopResultBuilder]: For program point L178(line 178) no Hoare annotation was computed. [2022-07-20 23:41:17,751 INFO L899 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2022-07-20 23:41:17,751 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2022-07-20 23:41:17,751 INFO L902 garLoopResultBuilder]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2022-07-20 23:41:17,751 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,751 INFO L899 garLoopResultBuilder]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,751 INFO L899 garLoopResultBuilder]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,752 INFO L899 garLoopResultBuilder]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,752 INFO L899 garLoopResultBuilder]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,752 INFO L899 garLoopResultBuilder]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,752 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,752 INFO L899 garLoopResultBuilder]: For program point L181(line 181) no Hoare annotation was computed. [2022-07-20 23:41:17,752 INFO L899 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2022-07-20 23:41:17,752 INFO L899 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2022-07-20 23:41:17,753 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,753 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,753 INFO L899 garLoopResultBuilder]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,753 INFO L899 garLoopResultBuilder]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,753 INFO L899 garLoopResultBuilder]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,753 INFO L899 garLoopResultBuilder]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,753 INFO L899 garLoopResultBuilder]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,753 INFO L899 garLoopResultBuilder]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,754 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,754 INFO L899 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2022-07-20 23:41:17,754 INFO L899 garLoopResultBuilder]: For program point L118(line 118) no Hoare annotation was computed. [2022-07-20 23:41:17,754 INFO L899 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2022-07-20 23:41:17,754 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,755 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)))))) [2022-07-20 23:41:17,755 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,755 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,755 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,755 INFO L899 garLoopResultBuilder]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,755 INFO L899 garLoopResultBuilder]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,755 INFO L899 garLoopResultBuilder]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,755 INFO L899 garLoopResultBuilder]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,756 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,756 INFO L899 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2022-07-20 23:41:17,756 INFO L899 garLoopResultBuilder]: For program point L121(line 121) no Hoare annotation was computed. [2022-07-20 23:41:17,756 INFO L899 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2022-07-20 23:41:17,756 INFO L899 garLoopResultBuilder]: For program point L980(lines 980 990) no Hoare annotation was computed. [2022-07-20 23:41:17,756 INFO L899 garLoopResultBuilder]: For program point L914(lines 914 924) no Hoare annotation was computed. [2022-07-20 23:41:17,756 INFO L899 garLoopResultBuilder]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2022-07-20 23:41:17,756 INFO L899 garLoopResultBuilder]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2022-07-20 23:41:17,757 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,757 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,757 INFO L899 garLoopResultBuilder]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,757 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,757 INFO L899 garLoopResultBuilder]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,757 INFO L899 garLoopResultBuilder]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,757 INFO L899 garLoopResultBuilder]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,758 INFO L899 garLoopResultBuilder]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,758 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,758 INFO L899 garLoopResultBuilder]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,758 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-20 23:41:17,758 INFO L899 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2022-07-20 23:41:17,758 INFO L899 garLoopResultBuilder]: For program point L124(line 124) no Hoare annotation was computed. [2022-07-20 23:41:17,758 INFO L899 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2022-07-20 23:41:17,758 INFO L899 garLoopResultBuilder]: For program point L1049(line 1049) no Hoare annotation was computed. [2022-07-20 23:41:17,759 INFO L899 garLoopResultBuilder]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,759 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,759 INFO L899 garLoopResultBuilder]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,759 INFO L899 garLoopResultBuilder]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,759 INFO L899 garLoopResultBuilder]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,759 INFO L899 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2022-07-20 23:41:17,759 INFO L899 garLoopResultBuilder]: For program point L127(line 127) no Hoare annotation was computed. [2022-07-20 23:41:17,759 INFO L899 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2022-07-20 23:41:17,760 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,760 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,760 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,760 INFO L899 garLoopResultBuilder]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,760 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 535) no Hoare annotation was computed. [2022-07-20 23:41:17,760 INFO L899 garLoopResultBuilder]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2022-07-20 23:41:17,760 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,761 INFO L899 garLoopResultBuilder]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,761 INFO L899 garLoopResultBuilder]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,761 INFO L899 garLoopResultBuilder]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,761 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,761 INFO L899 garLoopResultBuilder]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,761 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 667) no Hoare annotation was computed. [2022-07-20 23:41:17,761 INFO L899 garLoopResultBuilder]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2022-07-20 23:41:17,761 INFO L899 garLoopResultBuilder]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,762 INFO L899 garLoopResultBuilder]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,762 INFO L899 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2022-07-20 23:41:17,762 INFO L899 garLoopResultBuilder]: For program point L130(line 130) no Hoare annotation was computed. [2022-07-20 23:41:17,762 INFO L899 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2022-07-20 23:41:17,762 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-20 23:41:17,762 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 208) no Hoare annotation was computed. [2022-07-20 23:41:17,762 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,763 INFO L899 garLoopResultBuilder]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,763 INFO L899 garLoopResultBuilder]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,763 INFO L899 garLoopResultBuilder]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,763 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,763 INFO L899 garLoopResultBuilder]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,763 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,763 INFO L899 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2022-07-20 23:41:17,764 INFO L899 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2022-07-20 23:41:17,764 INFO L899 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2022-07-20 23:41:17,764 INFO L899 garLoopResultBuilder]: For program point L926(lines 926 936) no Hoare annotation was computed. [2022-07-20 23:41:17,764 INFO L899 garLoopResultBuilder]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2022-07-20 23:41:17,764 INFO L899 garLoopResultBuilder]: For program point L728(lines 728 740) no Hoare annotation was computed. [2022-07-20 23:41:17,764 INFO L899 garLoopResultBuilder]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2022-07-20 23:41:17,764 INFO L899 garLoopResultBuilder]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,764 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,765 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 607) no Hoare annotation was computed. [2022-07-20 23:41:17,765 INFO L899 garLoopResultBuilder]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2022-07-20 23:41:17,765 INFO L899 garLoopResultBuilder]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,765 INFO L899 garLoopResultBuilder]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,765 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,765 INFO L899 garLoopResultBuilder]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,765 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,765 INFO L899 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2022-07-20 23:41:17,766 INFO L899 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2022-07-20 23:41:17,766 INFO L899 garLoopResultBuilder]: For program point L70(line 70) no Hoare annotation was computed. [2022-07-20 23:41:17,766 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,766 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,766 INFO L899 garLoopResultBuilder]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,766 INFO L899 garLoopResultBuilder]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,766 INFO L899 garLoopResultBuilder]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,766 INFO L899 garLoopResultBuilder]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,767 INFO L899 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2022-07-20 23:41:17,767 INFO L899 garLoopResultBuilder]: For program point L139(line 139) no Hoare annotation was computed. [2022-07-20 23:41:17,767 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2022-07-20 23:41:17,767 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,767 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,767 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,767 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,768 INFO L899 garLoopResultBuilder]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,768 INFO L899 garLoopResultBuilder]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,768 INFO L899 garLoopResultBuilder]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,768 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,768 INFO L899 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2022-07-20 23:41:17,768 INFO L899 garLoopResultBuilder]: For program point L142(line 142) no Hoare annotation was computed. [2022-07-20 23:41:17,768 INFO L899 garLoopResultBuilder]: For program point L76(line 76) no Hoare annotation was computed. [2022-07-20 23:41:17,768 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,769 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,769 INFO L899 garLoopResultBuilder]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,769 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,769 INFO L899 garLoopResultBuilder]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,769 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,769 INFO L899 garLoopResultBuilder]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,769 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,770 INFO L899 garLoopResultBuilder]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,770 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,770 INFO L899 garLoopResultBuilder]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,770 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 420) no Hoare annotation was computed. [2022-07-20 23:41:17,770 INFO L899 garLoopResultBuilder]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2022-07-20 23:41:17,770 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-07-20 23:41:17,770 INFO L899 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2022-07-20 23:41:17,770 INFO L899 garLoopResultBuilder]: For program point L79(line 79) no Hoare annotation was computed. [2022-07-20 23:41:17,771 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,771 INFO L899 garLoopResultBuilder]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,771 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,771 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,771 INFO L899 garLoopResultBuilder]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,771 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,771 INFO L899 garLoopResultBuilder]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,771 INFO L899 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2022-07-20 23:41:17,772 INFO L899 garLoopResultBuilder]: For program point L148(line 148) no Hoare annotation was computed. [2022-07-20 23:41:17,772 INFO L899 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2022-07-20 23:41:17,772 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,772 INFO L899 garLoopResultBuilder]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,772 INFO L899 garLoopResultBuilder]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,772 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 885) no Hoare annotation was computed. [2022-07-20 23:41:17,772 INFO L899 garLoopResultBuilder]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2022-07-20 23:41:17,772 INFO L899 garLoopResultBuilder]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,773 INFO L899 garLoopResultBuilder]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,773 INFO L899 garLoopResultBuilder]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,773 INFO L899 garLoopResultBuilder]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,773 INFO L899 garLoopResultBuilder]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,773 INFO L899 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2022-07-20 23:41:17,773 INFO L899 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2022-07-20 23:41:17,773 INFO L899 garLoopResultBuilder]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,774 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,774 INFO L899 garLoopResultBuilder]: For program point L614(lines 614 624) no Hoare annotation was computed. [2022-07-20 23:41:17,774 INFO L899 garLoopResultBuilder]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2022-07-20 23:41:17,774 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,774 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-20 23:41:17,774 INFO L899 garLoopResultBuilder]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,774 INFO L899 garLoopResultBuilder]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,774 INFO L899 garLoopResultBuilder]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,775 INFO L899 garLoopResultBuilder]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,775 INFO L899 garLoopResultBuilder]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,775 INFO L899 garLoopResultBuilder]: For program point L154(line 154) no Hoare annotation was computed. [2022-07-20 23:41:17,775 INFO L899 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2022-07-20 23:41:17,775 INFO L899 garLoopResultBuilder]: For program point L815(lines 815 825) no Hoare annotation was computed. [2022-07-20 23:41:17,775 INFO L899 garLoopResultBuilder]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2022-07-20 23:41:17,775 INFO L899 garLoopResultBuilder]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,776 INFO L899 garLoopResultBuilder]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,776 INFO L899 garLoopResultBuilder]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,776 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,776 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,776 INFO L899 garLoopResultBuilder]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,776 INFO L899 garLoopResultBuilder]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,776 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,776 INFO L899 garLoopResultBuilder]: For program point L157(line 157) no Hoare annotation was computed. [2022-07-20 23:41:17,777 INFO L899 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2022-07-20 23:41:17,777 INFO L899 garLoopResultBuilder]: For program point L950(lines 950 962) no Hoare annotation was computed. [2022-07-20 23:41:17,777 INFO L899 garLoopResultBuilder]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2022-07-20 23:41:17,777 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 496) no Hoare annotation was computed. [2022-07-20 23:41:17,777 INFO L899 garLoopResultBuilder]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2022-07-20 23:41:17,777 INFO L899 garLoopResultBuilder]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,777 INFO L899 garLoopResultBuilder]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,778 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,778 INFO L899 garLoopResultBuilder]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,778 INFO L899 garLoopResultBuilder]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,778 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,778 INFO L899 garLoopResultBuilder]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,778 INFO L899 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2022-07-20 23:41:17,778 INFO L899 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2022-07-20 23:41:17,779 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-20 23:41:17,779 INFO L899 garLoopResultBuilder]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,779 INFO L899 garLoopResultBuilder]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,779 INFO L899 garLoopResultBuilder]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,779 INFO L899 garLoopResultBuilder]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,779 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,779 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,779 INFO L899 garLoopResultBuilder]: For program point L163(line 163) no Hoare annotation was computed. [2022-07-20 23:41:17,780 INFO L899 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2022-07-20 23:41:17,780 INFO L899 garLoopResultBuilder]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,780 INFO L899 garLoopResultBuilder]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,780 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,780 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,780 INFO L899 garLoopResultBuilder]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,780 INFO L899 garLoopResultBuilder]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,781 INFO L899 garLoopResultBuilder]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,781 INFO L899 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2022-07-20 23:41:17,781 INFO L899 garLoopResultBuilder]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2022-07-20 23:41:17,781 INFO L899 garLoopResultBuilder]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,781 INFO L899 garLoopResultBuilder]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,781 INFO L899 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2022-07-20 23:41:17,781 INFO L899 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2022-07-20 23:41:17,781 INFO L899 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2022-07-20 23:41:17,781 INFO L899 garLoopResultBuilder]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2022-07-20 23:41:17,784 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] [2022-07-20 23:41:17,786 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-20 23:41:17,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 11:41:17 BoogieIcfgContainer [2022-07-20 23:41:17,842 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-20 23:41:17,843 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-20 23:41:17,843 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-20 23:41:17,843 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-20 23:41:17,844 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 11:39:36" (3/4) ... [2022-07-20 23:41:17,846 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-20 23:41:17,868 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-20 23:41:17,872 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-20 23:41:17,873 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-20 23:41:17,874 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-20 23:41:17,994 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-20 23:41:17,994 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-20 23:41:17,995 INFO L158 Benchmark]: Toolchain (without parser) took 104071.42ms. Allocated memory was 52.4MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 26.2MB in the beginning and 984.6MB in the end (delta: -958.3MB). Peak memory consumption was 762.3MB. Max. memory is 16.1GB. [2022-07-20 23:41:17,995 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 52.4MB. Free memory was 34.4MB in the beginning and 34.3MB in the end (delta: 39.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 23:41:17,996 INFO L158 Benchmark]: CACSL2BoogieTranslator took 629.01ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 26.0MB in the beginning and 34.2MB in the end (delta: -8.1MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2022-07-20 23:41:17,996 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.63ms. Allocated memory is still 67.1MB. Free memory was 33.9MB in the beginning and 29.4MB in the end (delta: 4.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-20 23:41:17,996 INFO L158 Benchmark]: Boogie Preprocessor took 130.00ms. Allocated memory is still 67.1MB. Free memory was 29.4MB in the beginning and 29.0MB in the end (delta: 449.1kB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2022-07-20 23:41:17,997 INFO L158 Benchmark]: RCFGBuilder took 1492.95ms. Allocated memory was 67.1MB in the beginning and 111.1MB in the end (delta: 44.0MB). Free memory was 29.0MB in the beginning and 50.8MB in the end (delta: -21.8MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2022-07-20 23:41:17,997 INFO L158 Benchmark]: TraceAbstraction took 101518.20ms. Allocated memory was 111.1MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 50.2MB in the beginning and 999.5MB in the end (delta: -949.3MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-07-20 23:41:17,999 INFO L158 Benchmark]: Witness Printer took 151.66ms. Allocated memory is still 1.8GB. Free memory was 999.5MB in the beginning and 984.6MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-20 23:41:18,005 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 52.4MB. Free memory was 34.4MB in the beginning and 34.3MB in the end (delta: 39.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 629.01ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 26.0MB in the beginning and 34.2MB in the end (delta: -8.1MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.63ms. Allocated memory is still 67.1MB. Free memory was 33.9MB in the beginning and 29.4MB in the end (delta: 4.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 130.00ms. Allocated memory is still 67.1MB. Free memory was 29.4MB in the beginning and 29.0MB in the end (delta: 449.1kB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1492.95ms. Allocated memory was 67.1MB in the beginning and 111.1MB in the end (delta: 44.0MB). Free memory was 29.0MB in the beginning and 50.8MB in the end (delta: -21.8MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * TraceAbstraction took 101518.20ms. Allocated memory was 111.1MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 50.2MB in the beginning and 999.5MB in the end (delta: -949.3MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * Witness Printer took 151.66ms. Allocated memory is still 1.8GB. Free memory was 999.5MB in the beginning and 984.6MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. 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: 101.4s, OverallIterations: 20, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 31.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 44.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12781 SdHoareTripleChecker+Valid, 27.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12781 mSDsluCounter, 4181 SdHoareTripleChecker+Invalid, 22.9s 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, 0.8s 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: 3.5s AutomataMinimizationTime, 20 MinimizatonAttempts, 29294 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 665 NumberOfFragments, 3841 HoareAnnotationTreeSize, 3 FomulaSimplifications, 50494 FormulaSimplificationTreeSizeReduction, 27.6s HoareSimplificationTime, 3 FomulaSimplificationsInter, 180206 FormulaSimplificationTreeSizeReductionInter, 16.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 17.0s 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! [2022-07-20 23:41:18,043 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