./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label53.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 f141a301b31229dd66a7cd564eee9643a79b3eee13542a71eb8c2449d9b4afb4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 12:50:48,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 12:50:48,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 12:50:48,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 12:50:48,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 12:50:48,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 12:50:48,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 12:50:48,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 12:50:48,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 12:50:48,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 12:50:48,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 12:50:48,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 12:50:48,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 12:50:48,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 12:50:48,466 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 12:50:48,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 12:50:48,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 12:50:48,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 12:50:48,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 12:50:48,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 12:50:48,478 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 12:50:48,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 12:50:48,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 12:50:48,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 12:50:48,482 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 12:50:48,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 12:50:48,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 12:50:48,487 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 12:50:48,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 12:50:48,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 12:50:48,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 12:50:48,490 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 12:50:48,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 12:50:48,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 12:50:48,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 12:50:48,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 12:50:48,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 12:50:48,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 12:50:48,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 12:50:48,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 12:50:48,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 12:50:48,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 12:50:48,498 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-22 12:50:48,527 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 12:50:48,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 12:50:48,528 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 12:50:48,529 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 12:50:48,529 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 12:50:48,529 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 12:50:48,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 12:50:48,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 12:50:48,531 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 12:50:48,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 12:50:48,532 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 12:50:48,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 12:50:48,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 12:50:48,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 12:50:48,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 12:50:48,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 12:50:48,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 12:50:48,534 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 12:50:48,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 12:50:48,535 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 12:50:48,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 12:50:48,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 12:50:48,536 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 12:50:48,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 12:50:48,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 12:50:48,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 12:50:48,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 12:50:48,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 12:50:48,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 12:50:48,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 12:50:48,538 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 12:50:48,538 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 12:50:48,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 12:50:48,538 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f141a301b31229dd66a7cd564eee9643a79b3eee13542a71eb8c2449d9b4afb4 [2022-07-22 12:50:48,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 12:50:48,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 12:50:48,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 12:50:48,811 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 12:50:48,812 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 12:50:48,813 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label53.c [2022-07-22 12:50:48,873 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33b2db2eb/860d29ee7b8d4b6289537083eab1bd31/FLAG110216b41 [2022-07-22 12:50:49,431 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 12:50:49,431 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label53.c [2022-07-22 12:50:49,453 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33b2db2eb/860d29ee7b8d4b6289537083eab1bd31/FLAG110216b41 [2022-07-22 12:50:49,702 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33b2db2eb/860d29ee7b8d4b6289537083eab1bd31 [2022-07-22 12:50:49,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 12:50:49,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 12:50:49,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 12:50:49,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 12:50:49,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 12:50:49,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:50:49" (1/1) ... [2022-07-22 12:50:49,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d7cce25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:50:49, skipping insertion in model container [2022-07-22 12:50:49,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:50:49" (1/1) ... [2022-07-22 12:50:49,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 12:50:49,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 12:50:49,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label53.c[4014,4027] [2022-07-22 12:50:50,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 12:50:50,265 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 12:50:50,281 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label53.c[4014,4027] [2022-07-22 12:50:50,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 12:50:50,508 INFO L208 MainTranslator]: Completed translation [2022-07-22 12:50:50,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:50:50 WrapperNode [2022-07-22 12:50:50,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 12:50:50,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 12:50:50,511 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 12:50:50,511 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 12:50:50,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:50:50" (1/1) ... [2022-07-22 12:50:50,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:50:50" (1/1) ... [2022-07-22 12:50:50,628 INFO L137 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1768 [2022-07-22 12:50:50,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 12:50:50,629 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 12:50:50,629 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 12:50:50,629 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 12:50:50,636 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:50:50" (1/1) ... [2022-07-22 12:50:50,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:50:50" (1/1) ... [2022-07-22 12:50:50,662 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:50:50" (1/1) ... [2022-07-22 12:50:50,663 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:50:50" (1/1) ... [2022-07-22 12:50:50,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:50:50" (1/1) ... [2022-07-22 12:50:50,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:50:50" (1/1) ... [2022-07-22 12:50:50,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:50:50" (1/1) ... [2022-07-22 12:50:50,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 12:50:50,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 12:50:50,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 12:50:50,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 12:50:50,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:50:50" (1/1) ... [2022-07-22 12:50:50,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 12:50:50,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:50:50,880 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) [2022-07-22 12:50:50,898 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 [2022-07-22 12:50:50,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 12:50:50,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 12:50:50,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 12:50:50,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 12:50:50,981 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 12:50:50,983 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 12:50:52,590 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 12:50:52,602 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 12:50:52,603 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-22 12:50:52,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:50:52 BoogieIcfgContainer [2022-07-22 12:50:52,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 12:50:52,607 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 12:50:52,607 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 12:50:52,610 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 12:50:52,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 12:50:49" (1/3) ... [2022-07-22 12:50:52,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60dfc1ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 12:50:52, skipping insertion in model container [2022-07-22 12:50:52,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:50:50" (2/3) ... [2022-07-22 12:50:52,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60dfc1ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 12:50:52, skipping insertion in model container [2022-07-22 12:50:52,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:50:52" (3/3) ... [2022-07-22 12:50:52,612 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label53.c [2022-07-22 12:50:52,624 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 12:50:52,625 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 12:50:52,672 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 12:50:52,678 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@2fb034d6, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@340db580 [2022-07-22 12:50:52,678 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 12:50:52,683 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:50:52,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-07-22 12:50:52,690 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:50:52,691 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] [2022-07-22 12:50:52,691 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:50:52,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:50:52,696 INFO L85 PathProgramCache]: Analyzing trace with hash 2088660649, now seen corresponding path program 1 times [2022-07-22 12:50:52,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:50:52,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444537143] [2022-07-22 12:50:52,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:50:52,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:50:52,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:50:52,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:50:52,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:50:52,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444537143] [2022-07-22 12:50:52,879 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444537143] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:50:52,879 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:50:52,879 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:50:52,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124193320] [2022-07-22 12:50:52,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:50:52,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:50:52,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:50:52,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:50:52,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:50:52,917 INFO L87 Difference]: Start difference. First operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:50:54,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:50:54,783 INFO L93 Difference]: Finished difference Result 1137 states and 2118 transitions. [2022-07-22 12:50:54,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:50:54,786 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 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 37 [2022-07-22 12:50:54,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:50:54,806 INFO L225 Difference]: With dead ends: 1137 [2022-07-22 12:50:54,809 INFO L226 Difference]: Without dead ends: 662 [2022-07-22 12:50:54,818 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 [2022-07-22 12:50:54,821 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 347 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 1009 mSolverCounterSat, 429 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 347 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 1438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 429 IncrementalHoareTripleChecker+Valid, 1009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-07-22 12:50:54,822 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [347 Valid, 114 Invalid, 1438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [429 Valid, 1009 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-07-22 12:50:54,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2022-07-22 12:50:54,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2022-07-22 12:50:54,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.7004538577912254) internal successors, (1124), 661 states have internal predecessors, (1124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:50:54,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1124 transitions. [2022-07-22 12:50:54,890 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1124 transitions. Word has length 37 [2022-07-22 12:50:54,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:50:54,891 INFO L495 AbstractCegarLoop]: Abstraction has 662 states and 1124 transitions. [2022-07-22 12:50:54,891 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:50:54,891 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1124 transitions. [2022-07-22 12:50:54,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-07-22 12:50:54,894 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:50:54,894 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:50:54,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-22 12:50:54,895 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:50:54,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:50:54,896 INFO L85 PathProgramCache]: Analyzing trace with hash -2144444855, now seen corresponding path program 1 times [2022-07-22 12:50:54,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:50:54,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402373572] [2022-07-22 12:50:54,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:50:54,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:50:54,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:50:55,011 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:50:55,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:50:55,012 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402373572] [2022-07-22 12:50:55,012 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402373572] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:50:55,012 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:50:55,013 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:50:55,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145929223] [2022-07-22 12:50:55,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:50:55,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:50:55,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:50:55,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:50:55,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:50:55,017 INFO L87 Difference]: Start difference. First operand 662 states and 1124 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 2 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:50:56,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:50:56,259 INFO L93 Difference]: Finished difference Result 1980 states and 3367 transitions. [2022-07-22 12:50:56,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:50:56,259 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 2 states have internal predecessors, (103), 0 states have call successors, (0), 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 103 [2022-07-22 12:50:56,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:50:56,265 INFO L225 Difference]: With dead ends: 1980 [2022-07-22 12:50:56,265 INFO L226 Difference]: Without dead ends: 1320 [2022-07-22 12:50:56,266 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 [2022-07-22 12:50:56,268 INFO L413 NwaCegarLoop]: 73 mSDtfsCounter, 343 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 882 mSolverCounterSat, 401 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 343 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 1283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 401 IncrementalHoareTripleChecker+Valid, 882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-22 12:50:56,268 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [343 Valid, 77 Invalid, 1283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [401 Valid, 882 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-22 12:50:56,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2022-07-22 12:50:56,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2022-07-22 12:50:56,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.620166793025019) internal successors, (2137), 1319 states have internal predecessors, (2137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:50:56,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2137 transitions. [2022-07-22 12:50:56,306 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2137 transitions. Word has length 103 [2022-07-22 12:50:56,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:50:56,307 INFO L495 AbstractCegarLoop]: Abstraction has 1320 states and 2137 transitions. [2022-07-22 12:50:56,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 2 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:50:56,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2137 transitions. [2022-07-22 12:50:56,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-07-22 12:50:56,308 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:50:56,309 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:50:56,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-22 12:50:56,309 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:50:56,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:50:56,310 INFO L85 PathProgramCache]: Analyzing trace with hash 925555273, now seen corresponding path program 1 times [2022-07-22 12:50:56,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:50:56,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998776695] [2022-07-22 12:50:56,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:50:56,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:50:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:50:56,420 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:50:56,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:50:56,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998776695] [2022-07-22 12:50:56,421 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998776695] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:50:56,421 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:50:56,421 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:50:56,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585035822] [2022-07-22 12:50:56,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:50:56,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:50:56,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:50:56,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:50:56,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:50:56,424 INFO L87 Difference]: Start difference. First operand 1320 states and 2137 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 2 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:50:57,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:50:57,559 INFO L93 Difference]: Finished difference Result 3296 states and 5285 transitions. [2022-07-22 12:50:57,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:50:57,560 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 2 states have internal predecessors, (104), 0 states have call successors, (0), 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 104 [2022-07-22 12:50:57,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:50:57,567 INFO L225 Difference]: With dead ends: 3296 [2022-07-22 12:50:57,567 INFO L226 Difference]: Without dead ends: 1978 [2022-07-22 12:50:57,568 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 [2022-07-22 12:50:57,570 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 381 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 1118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-22 12:50:57,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 155 Invalid, 1118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-22 12:50:57,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2022-07-22 12:50:57,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2022-07-22 12:50:57,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1978 states, 1977 states have (on average 1.3323216995447649) internal successors, (2634), 1977 states have internal predecessors, (2634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:50:57,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2634 transitions. [2022-07-22 12:50:57,606 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2634 transitions. Word has length 104 [2022-07-22 12:50:57,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:50:57,607 INFO L495 AbstractCegarLoop]: Abstraction has 1978 states and 2634 transitions. [2022-07-22 12:50:57,607 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 2 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:50:57,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2634 transitions. [2022-07-22 12:50:57,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-07-22 12:50:57,610 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:50:57,610 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:50:57,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-22 12:50:57,611 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:50:57,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:50:57,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1093615855, now seen corresponding path program 1 times [2022-07-22 12:50:57,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:50:57,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448062593] [2022-07-22 12:50:57,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:50:57,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:50:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:50:57,739 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:50:57,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:50:57,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448062593] [2022-07-22 12:50:57,740 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448062593] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:50:57,741 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:50:57,741 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:50:57,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066146498] [2022-07-22 12:50:57,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:50:57,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:50:57,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:50:57,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:50:57,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:50:57,743 INFO L87 Difference]: Start difference. First operand 1978 states and 2634 transitions. Second operand has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 2 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:50:58,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:50:58,990 INFO L93 Difference]: Finished difference Result 5928 states and 7897 transitions. [2022-07-22 12:50:58,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:50:58,990 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 2 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 196 [2022-07-22 12:50:58,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:50:59,038 INFO L225 Difference]: With dead ends: 5928 [2022-07-22 12:50:59,038 INFO L226 Difference]: Without dead ends: 3952 [2022-07-22 12:50:59,041 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 [2022-07-22 12:50:59,051 INFO L413 NwaCegarLoop]: 254 mSDtfsCounter, 181 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 825 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 1205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-22 12:50:59,053 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 259 Invalid, 1205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 825 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-22 12:50:59,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2022-07-22 12:50:59,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2022-07-22 12:50:59,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.216400911161731) internal successors, (4806), 3951 states have internal predecessors, (4806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:50:59,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4806 transitions. [2022-07-22 12:50:59,114 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4806 transitions. Word has length 196 [2022-07-22 12:50:59,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:50:59,115 INFO L495 AbstractCegarLoop]: Abstraction has 3952 states and 4806 transitions. [2022-07-22 12:50:59,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 2 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:50:59,116 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4806 transitions. [2022-07-22 12:50:59,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-07-22 12:50:59,120 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:50:59,121 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:50:59,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-22 12:50:59,121 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:50:59,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:50:59,122 INFO L85 PathProgramCache]: Analyzing trace with hash -2133395162, now seen corresponding path program 1 times [2022-07-22 12:50:59,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:50:59,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901565366] [2022-07-22 12:50:59,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:50:59,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:50:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:50:59,419 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:50:59,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:50:59,420 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901565366] [2022-07-22 12:50:59,420 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901565366] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:50:59,421 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:50:59,421 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:50:59,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157120363] [2022-07-22 12:50:59,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:50:59,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 12:50:59,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:50:59,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 12:50:59,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-22 12:50:59,423 INFO L87 Difference]: Start difference. First operand 3952 states and 4806 transitions. Second operand has 4 states, 4 states have (on average 70.5) internal successors, (282), 3 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:00,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:00,738 INFO L93 Difference]: Finished difference Result 8269 states and 9989 transitions. [2022-07-22 12:51:00,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 12:51:00,739 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 70.5) internal successors, (282), 3 states have internal predecessors, (282), 0 states have call successors, (0), 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 282 [2022-07-22 12:51:00,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:00,755 INFO L225 Difference]: With dead ends: 8269 [2022-07-22 12:51:00,755 INFO L226 Difference]: Without dead ends: 4319 [2022-07-22 12:51:00,760 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-22 12:51:00,764 INFO L413 NwaCegarLoop]: 271 mSDtfsCounter, 175 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 1238 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 1435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:00,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 371 Invalid, 1435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1238 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-22 12:51:00,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4319 states. [2022-07-22 12:51:00,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4319 to 4281. [2022-07-22 12:51:00,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4281 states, 4280 states have (on average 1.2011682242990653) internal successors, (5141), 4280 states have internal predecessors, (5141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:00,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 5141 transitions. [2022-07-22 12:51:00,835 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 5141 transitions. Word has length 282 [2022-07-22 12:51:00,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:00,836 INFO L495 AbstractCegarLoop]: Abstraction has 4281 states and 5141 transitions. [2022-07-22 12:51:00,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 70.5) internal successors, (282), 3 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:00,839 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 5141 transitions. [2022-07-22 12:51:00,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2022-07-22 12:51:00,844 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:00,844 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:51:00,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-22 12:51:00,846 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:00,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:00,846 INFO L85 PathProgramCache]: Analyzing trace with hash -883223724, now seen corresponding path program 1 times [2022-07-22 12:51:00,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:00,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524319532] [2022-07-22 12:51:00,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:00,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:01,064 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:51:01,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:01,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524319532] [2022-07-22 12:51:01,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524319532] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:01,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:51:01,065 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-22 12:51:01,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285670588] [2022-07-22 12:51:01,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:01,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-22 12:51:01,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:01,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-22 12:51:01,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-22 12:51:01,067 INFO L87 Difference]: Start difference. First operand 4281 states and 5141 transitions. Second operand has 7 states, 7 states have (on average 52.714285714285715) internal successors, (369), 6 states have internal predecessors, (369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:02,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:02,484 INFO L93 Difference]: Finished difference Result 8090 states and 9792 transitions. [2022-07-22 12:51:02,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-22 12:51:02,484 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 52.714285714285715) internal successors, (369), 6 states have internal predecessors, (369), 0 states have call successors, (0), 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 369 [2022-07-22 12:51:02,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:02,498 INFO L225 Difference]: With dead ends: 8090 [2022-07-22 12:51:02,498 INFO L226 Difference]: Without dead ends: 3952 [2022-07-22 12:51:02,504 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-22 12:51:02,505 INFO L413 NwaCegarLoop]: 263 mSDtfsCounter, 371 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 1558 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 1892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 1558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:02,505 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 290 Invalid, 1892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 1558 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-22 12:51:02,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2022-07-22 12:51:02,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2022-07-22 12:51:02,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.0802328524424196) internal successors, (4268), 3951 states have internal predecessors, (4268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:02,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4268 transitions. [2022-07-22 12:51:02,571 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4268 transitions. Word has length 369 [2022-07-22 12:51:02,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:02,572 INFO L495 AbstractCegarLoop]: Abstraction has 3952 states and 4268 transitions. [2022-07-22 12:51:02,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 52.714285714285715) internal successors, (369), 6 states have internal predecessors, (369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:02,572 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4268 transitions. [2022-07-22 12:51:02,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-07-22 12:51:02,577 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:02,577 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:51:02,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-22 12:51:02,578 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:02,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:02,578 INFO L85 PathProgramCache]: Analyzing trace with hash 801800556, now seen corresponding path program 1 times [2022-07-22 12:51:02,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:02,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066837615] [2022-07-22 12:51:02,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:02,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:02,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:02,793 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-07-22 12:51:02,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:02,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066837615] [2022-07-22 12:51:02,794 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066837615] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:51:02,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1727585031] [2022-07-22 12:51:02,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:02,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:51:02,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:51:02,799 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) [2022-07-22 12:51:02,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-22 12:51:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:02,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 12:51:02,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:51:03,477 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2022-07-22 12:51:03,477 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 12:51:03,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1727585031] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:03,477 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-22 12:51:03,478 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2022-07-22 12:51:03,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188500929] [2022-07-22 12:51:03,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:03,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:51:03,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:03,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:51:03,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-22 12:51:03,480 INFO L87 Difference]: Start difference. First operand 3952 states and 4268 transitions. Second operand has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 2 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:04,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:04,303 INFO L93 Difference]: Finished difference Result 4941 states and 5287 transitions. [2022-07-22 12:51:04,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:51:04,304 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 2 states have internal predecessors, (248), 0 states have call successors, (0), 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 376 [2022-07-22 12:51:04,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:04,319 INFO L225 Difference]: With dead ends: 4941 [2022-07-22 12:51:04,319 INFO L226 Difference]: Without dead ends: 4939 [2022-07-22 12:51:04,321 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 375 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-22 12:51:04,321 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 108 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 748 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 748 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:04,322 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 83 Invalid, 780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 748 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-22 12:51:04,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2022-07-22 12:51:04,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4281. [2022-07-22 12:51:04,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4281 states, 4280 states have (on average 1.0771028037383177) internal successors, (4610), 4280 states have internal predecessors, (4610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:04,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 4610 transitions. [2022-07-22 12:51:04,395 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 4610 transitions. Word has length 376 [2022-07-22 12:51:04,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:04,396 INFO L495 AbstractCegarLoop]: Abstraction has 4281 states and 4610 transitions. [2022-07-22 12:51:04,396 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 2 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:04,396 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 4610 transitions. [2022-07-22 12:51:04,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2022-07-22 12:51:04,406 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:04,407 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:51:04,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-22 12:51:04,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:51:04,622 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:04,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:04,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1192737784, now seen corresponding path program 1 times [2022-07-22 12:51:04,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:04,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012224128] [2022-07-22 12:51:04,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:04,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:04,844 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-07-22 12:51:04,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:04,845 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012224128] [2022-07-22 12:51:04,845 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012224128] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:04,845 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:51:04,846 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:51:04,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885748036] [2022-07-22 12:51:04,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:04,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:51:04,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:04,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:51:04,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:51:04,848 INFO L87 Difference]: Start difference. First operand 4281 states and 4610 transitions. Second operand has 3 states, 3 states have (on average 139.33333333333334) internal successors, (418), 3 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:05,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:05,714 INFO L93 Difference]: Finished difference Result 10534 states and 11440 transitions. [2022-07-22 12:51:05,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:51:05,714 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 139.33333333333334) internal successors, (418), 3 states have internal predecessors, (418), 0 states have call successors, (0), 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 575 [2022-07-22 12:51:05,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:05,734 INFO L225 Difference]: With dead ends: 10534 [2022-07-22 12:51:05,734 INFO L226 Difference]: Without dead ends: 6584 [2022-07-22 12:51:05,738 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 [2022-07-22 12:51:05,738 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 219 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 763 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 864 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:05,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 434 Invalid, 864 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 763 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-22 12:51:05,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2022-07-22 12:51:05,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 6255. [2022-07-22 12:51:05,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6255 states, 6254 states have (on average 1.0599616245602814) internal successors, (6629), 6254 states have internal predecessors, (6629), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:05,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 6629 transitions. [2022-07-22 12:51:05,843 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 6629 transitions. Word has length 575 [2022-07-22 12:51:05,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:05,844 INFO L495 AbstractCegarLoop]: Abstraction has 6255 states and 6629 transitions. [2022-07-22 12:51:05,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 139.33333333333334) internal successors, (418), 3 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:05,845 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 6629 transitions. [2022-07-22 12:51:05,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 680 [2022-07-22 12:51:05,864 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:05,864 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:51:05,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-22 12:51:05,865 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:05,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:05,866 INFO L85 PathProgramCache]: Analyzing trace with hash -458071923, now seen corresponding path program 1 times [2022-07-22 12:51:05,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:05,866 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085282618] [2022-07-22 12:51:05,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:05,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:06,062 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 721 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-07-22 12:51:06,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:06,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085282618] [2022-07-22 12:51:06,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085282618] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:06,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:51:06,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:51:06,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380396216] [2022-07-22 12:51:06,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:06,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:51:06,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:06,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:51:06,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:51:06,065 INFO L87 Difference]: Start difference. First operand 6255 states and 6629 transitions. Second operand has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:06,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:06,834 INFO L93 Difference]: Finished difference Result 14153 states and 15124 transitions. [2022-07-22 12:51:06,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:51:06,835 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 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 679 [2022-07-22 12:51:06,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:06,850 INFO L225 Difference]: With dead ends: 14153 [2022-07-22 12:51:06,851 INFO L226 Difference]: Without dead ends: 8229 [2022-07-22 12:51:06,856 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 [2022-07-22 12:51:06,856 INFO L413 NwaCegarLoop]: 414 mSDtfsCounter, 176 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 768 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:06,857 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 420 Invalid, 862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 768 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-22 12:51:06,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8229 states. [2022-07-22 12:51:06,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8229 to 7900. [2022-07-22 12:51:06,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7900 states, 7899 states have (on average 1.0557032535764022) internal successors, (8339), 7899 states have internal predecessors, (8339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:06,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8339 transitions. [2022-07-22 12:51:06,957 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8339 transitions. Word has length 679 [2022-07-22 12:51:06,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:06,958 INFO L495 AbstractCegarLoop]: Abstraction has 7900 states and 8339 transitions. [2022-07-22 12:51:06,959 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 179.33333333333334) internal successors, (538), 3 states have internal predecessors, (538), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:06,959 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8339 transitions. [2022-07-22 12:51:06,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 911 [2022-07-22 12:51:06,973 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:06,974 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-22 12:51:06,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-07-22 12:51:06,974 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:06,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:06,975 INFO L85 PathProgramCache]: Analyzing trace with hash 100717082, now seen corresponding path program 1 times [2022-07-22 12:51:06,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:06,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764937069] [2022-07-22 12:51:06,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:06,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:07,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:07,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1340 backedges. 717 proven. 0 refuted. 0 times theorem prover too weak. 623 trivial. 0 not checked. [2022-07-22 12:51:07,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:07,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764937069] [2022-07-22 12:51:07,380 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764937069] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:07,380 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:51:07,380 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:51:07,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143485472] [2022-07-22 12:51:07,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:07,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:51:07,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:07,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:51:07,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:51:07,383 INFO L87 Difference]: Start difference. First operand 7900 states and 8339 transitions. Second operand has 3 states, 3 states have (on average 159.66666666666666) internal successors, (479), 3 states have internal predecessors, (479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:08,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:08,207 INFO L93 Difference]: Finished difference Result 19746 states and 20932 transitions. [2022-07-22 12:51:08,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:51:08,208 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 159.66666666666666) internal successors, (479), 3 states have internal predecessors, (479), 0 states have call successors, (0), 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 910 [2022-07-22 12:51:08,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:08,226 INFO L225 Difference]: With dead ends: 19746 [2022-07-22 12:51:08,227 INFO L226 Difference]: Without dead ends: 10532 [2022-07-22 12:51:08,237 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 [2022-07-22 12:51:08,238 INFO L413 NwaCegarLoop]: 424 mSDtfsCounter, 143 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 430 SdHoareTripleChecker+Invalid, 840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:08,239 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 430 Invalid, 840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-22 12:51:08,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10532 states. [2022-07-22 12:51:08,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10532 to 10203. [2022-07-22 12:51:08,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10203 states, 10202 states have (on average 1.0462654381493826) internal successors, (10674), 10202 states have internal predecessors, (10674), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:08,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10203 states to 10203 states and 10674 transitions. [2022-07-22 12:51:08,366 INFO L78 Accepts]: Start accepts. Automaton has 10203 states and 10674 transitions. Word has length 910 [2022-07-22 12:51:08,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:08,367 INFO L495 AbstractCegarLoop]: Abstraction has 10203 states and 10674 transitions. [2022-07-22 12:51:08,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 159.66666666666666) internal successors, (479), 3 states have internal predecessors, (479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:08,368 INFO L276 IsEmpty]: Start isEmpty. Operand 10203 states and 10674 transitions. [2022-07-22 12:51:08,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1225 [2022-07-22 12:51:08,419 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:08,420 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:51:08,420 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-22 12:51:08,420 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:08,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:08,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1469459441, now seen corresponding path program 1 times [2022-07-22 12:51:08,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:08,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967445842] [2022-07-22 12:51:08,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:08,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:08,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:08,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2846 backedges. 1987 proven. 0 refuted. 0 times theorem prover too weak. 859 trivial. 0 not checked. [2022-07-22 12:51:08,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:08,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967445842] [2022-07-22 12:51:08,850 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967445842] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:08,850 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:51:08,850 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:51:08,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796902415] [2022-07-22 12:51:08,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:08,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:51:08,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:08,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:51:08,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:51:08,853 INFO L87 Difference]: Start difference. First operand 10203 states and 10674 transitions. Second operand has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:09,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:09,672 INFO L93 Difference]: Finished difference Result 23036 states and 24244 transitions. [2022-07-22 12:51:09,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:51:09,672 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 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 1224 [2022-07-22 12:51:09,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:09,692 INFO L225 Difference]: With dead ends: 23036 [2022-07-22 12:51:09,693 INFO L226 Difference]: Without dead ends: 13164 [2022-07-22 12:51:09,704 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 [2022-07-22 12:51:09,705 INFO L413 NwaCegarLoop]: 427 mSDtfsCounter, 221 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 755 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:09,705 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 432 Invalid, 851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 755 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-22 12:51:09,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2022-07-22 12:51:09,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 12835. [2022-07-22 12:51:09,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12835 states, 12834 states have (on average 1.0407511298114385) internal successors, (13357), 12834 states have internal predecessors, (13357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:09,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13357 transitions. [2022-07-22 12:51:09,853 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13357 transitions. Word has length 1224 [2022-07-22 12:51:09,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:09,854 INFO L495 AbstractCegarLoop]: Abstraction has 12835 states and 13357 transitions. [2022-07-22 12:51:09,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 203.33333333333334) internal successors, (610), 3 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:09,855 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13357 transitions. [2022-07-22 12:51:09,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1226 [2022-07-22 12:51:09,910 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:09,911 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:51:09,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-22 12:51:09,912 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:09,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:09,912 INFO L85 PathProgramCache]: Analyzing trace with hash 1993682398, now seen corresponding path program 1 times [2022-07-22 12:51:09,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:09,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914493868] [2022-07-22 12:51:09,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:09,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:10,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:10,416 INFO L134 CoverageAnalysis]: Checked inductivity of 2852 backedges. 1039 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2022-07-22 12:51:10,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:10,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914493868] [2022-07-22 12:51:10,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914493868] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:10,417 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:51:10,417 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:51:10,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024816254] [2022-07-22 12:51:10,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:10,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:51:10,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:10,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:51:10,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:51:10,420 INFO L87 Difference]: Start difference. First operand 12835 states and 13357 transitions. Second operand has 3 states, 3 states have (on average 153.33333333333334) internal successors, (460), 3 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:11,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:11,258 INFO L93 Difference]: Finished difference Result 27971 states and 29124 transitions. [2022-07-22 12:51:11,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:51:11,258 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 153.33333333333334) internal successors, (460), 3 states have internal predecessors, (460), 0 states have call successors, (0), 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 1225 [2022-07-22 12:51:11,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:11,279 INFO L225 Difference]: With dead ends: 27971 [2022-07-22 12:51:11,279 INFO L226 Difference]: Without dead ends: 13493 [2022-07-22 12:51:11,293 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 [2022-07-22 12:51:11,294 INFO L413 NwaCegarLoop]: 406 mSDtfsCounter, 170 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 756 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:11,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 412 Invalid, 820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 756 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-22 12:51:11,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13493 states. [2022-07-22 12:51:11,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13493 to 12835. [2022-07-22 12:51:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12835 states, 12834 states have (on average 1.0310892940626462) internal successors, (13233), 12834 states have internal predecessors, (13233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:11,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13233 transitions. [2022-07-22 12:51:11,451 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13233 transitions. Word has length 1225 [2022-07-22 12:51:11,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:11,453 INFO L495 AbstractCegarLoop]: Abstraction has 12835 states and 13233 transitions. [2022-07-22 12:51:11,453 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 153.33333333333334) internal successors, (460), 3 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:11,453 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13233 transitions. [2022-07-22 12:51:11,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1342 [2022-07-22 12:51:11,478 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:11,480 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:51:11,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-07-22 12:51:11,480 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:11,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:11,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1738652371, now seen corresponding path program 1 times [2022-07-22 12:51:11,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:11,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87193263] [2022-07-22 12:51:11,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:11,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:12,162 INFO L134 CoverageAnalysis]: Checked inductivity of 3073 backedges. 2301 proven. 6 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2022-07-22 12:51:12,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:12,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87193263] [2022-07-22 12:51:12,163 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87193263] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:51:12,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1470985304] [2022-07-22 12:51:12,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:12,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:51:12,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:51:12,165 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) [2022-07-22 12:51:12,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-22 12:51:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:12,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 1575 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-22 12:51:12,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:51:14,972 INFO L134 CoverageAnalysis]: Checked inductivity of 3073 backedges. 1606 proven. 201 refuted. 0 times theorem prover too weak. 1266 trivial. 0 not checked. [2022-07-22 12:51:14,973 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:51:18,384 INFO L134 CoverageAnalysis]: Checked inductivity of 3073 backedges. 1606 proven. 201 refuted. 0 times theorem prover too weak. 1266 trivial. 0 not checked. [2022-07-22 12:51:18,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1470985304] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:51:18,385 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:51:18,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 3, 3] total 12 [2022-07-22 12:51:18,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406551321] [2022-07-22 12:51:18,386 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:51:18,388 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-07-22 12:51:18,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:18,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-07-22 12:51:18,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2022-07-22 12:51:18,390 INFO L87 Difference]: Start difference. First operand 12835 states and 13233 transitions. Second operand has 12 states, 12 states have (on average 164.5) internal successors, (1974), 12 states have internal predecessors, (1974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:26,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:26,162 INFO L93 Difference]: Finished difference Result 36606 states and 37755 transitions. [2022-07-22 12:51:26,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-07-22 12:51:26,163 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 164.5) internal successors, (1974), 12 states have internal predecessors, (1974), 0 states have call successors, (0), 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 1341 [2022-07-22 12:51:26,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:26,194 INFO L225 Difference]: With dead ends: 36606 [2022-07-22 12:51:26,194 INFO L226 Difference]: Without dead ends: 24102 [2022-07-22 12:51:26,207 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2721 GetRequests, 2692 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 187 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=237, Invalid=693, Unknown=0, NotChecked=0, Total=930 [2022-07-22 12:51:26,207 INFO L413 NwaCegarLoop]: 334 mSDtfsCounter, 1591 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 17415 mSolverCounterSat, 434 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 581 SdHoareTripleChecker+Invalid, 17849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 434 IncrementalHoareTripleChecker+Valid, 17415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:26,208 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1591 Valid, 581 Invalid, 17849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [434 Valid, 17415 Invalid, 0 Unknown, 0 Unchecked, 7.3s Time] [2022-07-22 12:51:26,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24102 states. [2022-07-22 12:51:26,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24102 to 12506. [2022-07-22 12:51:26,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12506 states, 12505 states have (on average 1.0283086765293883) internal successors, (12859), 12505 states have internal predecessors, (12859), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:26,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12506 states to 12506 states and 12859 transitions. [2022-07-22 12:51:26,422 INFO L78 Accepts]: Start accepts. Automaton has 12506 states and 12859 transitions. Word has length 1341 [2022-07-22 12:51:26,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:26,423 INFO L495 AbstractCegarLoop]: Abstraction has 12506 states and 12859 transitions. [2022-07-22 12:51:26,423 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 164.5) internal successors, (1974), 12 states have internal predecessors, (1974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:26,423 INFO L276 IsEmpty]: Start isEmpty. Operand 12506 states and 12859 transitions. [2022-07-22 12:51:26,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1606 [2022-07-22 12:51:26,451 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:26,452 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 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, 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] [2022-07-22 12:51:26,476 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-22 12:51:26,667 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,SelfDestructingSolverStorable12 [2022-07-22 12:51:26,668 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:26,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:26,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1367250245, now seen corresponding path program 1 times [2022-07-22 12:51:26,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:26,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376020549] [2022-07-22 12:51:26,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:26,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:27,201 INFO L134 CoverageAnalysis]: Checked inductivity of 5103 backedges. 2125 proven. 156 refuted. 0 times theorem prover too weak. 2822 trivial. 0 not checked. [2022-07-22 12:51:27,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:27,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376020549] [2022-07-22 12:51:27,202 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376020549] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:51:27,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [362931376] [2022-07-22 12:51:27,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:27,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:51:27,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:51:27,204 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) [2022-07-22 12:51:27,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-22 12:51:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:27,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 1880 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:51:27,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:51:28,302 INFO L134 CoverageAnalysis]: Checked inductivity of 5103 backedges. 2281 proven. 0 refuted. 0 times theorem prover too weak. 2822 trivial. 0 not checked. [2022-07-22 12:51:28,303 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 12:51:28,303 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [362931376] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:28,303 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-22 12:51:28,303 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-07-22 12:51:28,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111152928] [2022-07-22 12:51:28,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:28,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:51:28,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:28,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:51:28,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-07-22 12:51:28,306 INFO L87 Difference]: Start difference. First operand 12506 states and 12859 transitions. Second operand has 3 states, 3 states have (on average 223.66666666666666) internal successors, (671), 3 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:29,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:29,147 INFO L93 Difference]: Finished difference Result 26984 states and 27755 transitions. [2022-07-22 12:51:29,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:51:29,148 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 223.66666666666666) internal successors, (671), 3 states have internal predecessors, (671), 0 states have call successors, (0), 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 1605 [2022-07-22 12:51:29,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:29,168 INFO L225 Difference]: With dead ends: 26984 [2022-07-22 12:51:29,168 INFO L226 Difference]: Without dead ends: 14809 [2022-07-22 12:51:29,177 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1609 GetRequests, 1604 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-07-22 12:51:29,178 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 173 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 752 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 752 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:29,178 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 92 Invalid, 784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 752 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-22 12:51:29,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14809 states. [2022-07-22 12:51:29,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14809 to 13493. [2022-07-22 12:51:29,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13493 states, 13492 states have (on average 1.02683071449748) internal successors, (13854), 13492 states have internal predecessors, (13854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:29,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 13854 transitions. [2022-07-22 12:51:29,321 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 13854 transitions. Word has length 1605 [2022-07-22 12:51:29,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:29,321 INFO L495 AbstractCegarLoop]: Abstraction has 13493 states and 13854 transitions. [2022-07-22 12:51:29,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 223.66666666666666) internal successors, (671), 3 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:29,322 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 13854 transitions. [2022-07-22 12:51:29,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1775 [2022-07-22 12:51:29,355 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:29,356 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 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, 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] [2022-07-22 12:51:29,383 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-22 12:51:29,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:51:29,572 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:29,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:29,572 INFO L85 PathProgramCache]: Analyzing trace with hash 2082512192, now seen corresponding path program 1 times [2022-07-22 12:51:29,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:29,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746439731] [2022-07-22 12:51:29,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:29,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:30,261 INFO L134 CoverageAnalysis]: Checked inductivity of 6287 backedges. 4162 proven. 0 refuted. 0 times theorem prover too weak. 2125 trivial. 0 not checked. [2022-07-22 12:51:30,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:30,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746439731] [2022-07-22 12:51:30,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746439731] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:30,262 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:51:30,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-22 12:51:30,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742719832] [2022-07-22 12:51:30,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:30,264 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-22 12:51:30,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:30,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-22 12:51:30,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-22 12:51:30,265 INFO L87 Difference]: Start difference. First operand 13493 states and 13854 transitions. Second operand has 5 states, 5 states have (on average 153.0) internal successors, (765), 5 states have internal predecessors, (765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:31,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:31,586 INFO L93 Difference]: Finished difference Result 27322 states and 28063 transitions. [2022-07-22 12:51:31,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-22 12:51:31,587 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 153.0) internal successors, (765), 5 states have internal predecessors, (765), 0 states have call successors, (0), 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 1774 [2022-07-22 12:51:31,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:31,603 INFO L225 Difference]: With dead ends: 27322 [2022-07-22 12:51:31,604 INFO L226 Difference]: Without dead ends: 14160 [2022-07-22 12:51:31,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-07-22 12:51:31,611 INFO L413 NwaCegarLoop]: 414 mSDtfsCounter, 601 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 2051 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 2108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 2051 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:31,611 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [601 Valid, 434 Invalid, 2108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 2051 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-22 12:51:31,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14160 states. [2022-07-22 12:51:31,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14160 to 13822. [2022-07-22 12:51:31,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13822 states, 13821 states have (on average 1.026987916937993) internal successors, (14194), 13821 states have internal predecessors, (14194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:31,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14194 transitions. [2022-07-22 12:51:31,756 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14194 transitions. Word has length 1774 [2022-07-22 12:51:31,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:31,757 INFO L495 AbstractCegarLoop]: Abstraction has 13822 states and 14194 transitions. [2022-07-22 12:51:31,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 153.0) internal successors, (765), 5 states have internal predecessors, (765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:31,758 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14194 transitions. [2022-07-22 12:51:31,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1923 [2022-07-22 12:51:31,789 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:31,789 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:51:31,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-07-22 12:51:31,790 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:31,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:31,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1106209618, now seen corresponding path program 1 times [2022-07-22 12:51:31,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:31,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259694465] [2022-07-22 12:51:31,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:31,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:32,749 INFO L134 CoverageAnalysis]: Checked inductivity of 7187 backedges. 1411 proven. 0 refuted. 0 times theorem prover too weak. 5776 trivial. 0 not checked. [2022-07-22 12:51:32,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:32,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259694465] [2022-07-22 12:51:32,750 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259694465] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:32,750 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:51:32,750 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:51:32,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477150148] [2022-07-22 12:51:32,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:32,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:51:32,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:32,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:51:32,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:51:32,753 INFO L87 Difference]: Start difference. First operand 13822 states and 14194 transitions. Second operand has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:33,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:33,536 INFO L93 Difference]: Finished difference Result 29945 states and 30760 transitions. [2022-07-22 12:51:33,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:51:33,537 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 0 states have call successors, (0), 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 1922 [2022-07-22 12:51:33,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:33,555 INFO L225 Difference]: With dead ends: 29945 [2022-07-22 12:51:33,556 INFO L226 Difference]: Without dead ends: 16454 [2022-07-22 12:51:33,568 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 [2022-07-22 12:51:33,568 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 223 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 763 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:33,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 41 Invalid, 858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 763 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-22 12:51:33,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16454 states. [2022-07-22 12:51:33,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16454 to 15796. [2022-07-22 12:51:33,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15796 states, 15795 states have (on average 1.025261158594492) internal successors, (16194), 15795 states have internal predecessors, (16194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:33,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15796 states to 15796 states and 16194 transitions. [2022-07-22 12:51:33,780 INFO L78 Accepts]: Start accepts. Automaton has 15796 states and 16194 transitions. Word has length 1922 [2022-07-22 12:51:33,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:33,781 INFO L495 AbstractCegarLoop]: Abstraction has 15796 states and 16194 transitions. [2022-07-22 12:51:33,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 150.66666666666666) internal successors, (452), 3 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:33,782 INFO L276 IsEmpty]: Start isEmpty. Operand 15796 states and 16194 transitions. [2022-07-22 12:51:33,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1989 [2022-07-22 12:51:33,848 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:33,849 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:51:33,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-07-22 12:51:33,850 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:33,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:33,851 INFO L85 PathProgramCache]: Analyzing trace with hash -917324877, now seen corresponding path program 1 times [2022-07-22 12:51:33,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:33,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399660331] [2022-07-22 12:51:33,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:33,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:34,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:34,647 INFO L134 CoverageAnalysis]: Checked inductivity of 7509 backedges. 1411 proven. 0 refuted. 0 times theorem prover too weak. 6098 trivial. 0 not checked. [2022-07-22 12:51:34,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:34,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399660331] [2022-07-22 12:51:34,648 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399660331] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:34,648 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:51:34,649 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-22 12:51:34,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401077722] [2022-07-22 12:51:34,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:34,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 12:51:34,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:34,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 12:51:34,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-07-22 12:51:34,651 INFO L87 Difference]: Start difference. First operand 15796 states and 16194 transitions. Second operand has 4 states, 4 states have (on average 113.0) internal successors, (452), 4 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:35,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:35,295 INFO L93 Difference]: Finished difference Result 31284 states and 32078 transitions. [2022-07-22 12:51:35,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-22 12:51:35,296 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 113.0) internal successors, (452), 4 states have internal predecessors, (452), 0 states have call successors, (0), 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 1988 [2022-07-22 12:51:35,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:35,309 INFO L225 Difference]: With dead ends: 31284 [2022-07-22 12:51:35,309 INFO L226 Difference]: Without dead ends: 15796 [2022-07-22 12:51:35,318 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 [2022-07-22 12:51:35,318 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 227 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 847 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:35,319 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 16 Invalid, 929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 847 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-22 12:51:35,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15796 states. [2022-07-22 12:51:35,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15796 to 15796. [2022-07-22 12:51:35,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15796 states, 15795 states have (on average 1.0251978474200696) internal successors, (16193), 15795 states have internal predecessors, (16193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:35,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15796 states to 15796 states and 16193 transitions. [2022-07-22 12:51:35,520 INFO L78 Accepts]: Start accepts. Automaton has 15796 states and 16193 transitions. Word has length 1988 [2022-07-22 12:51:35,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:35,522 INFO L495 AbstractCegarLoop]: Abstraction has 15796 states and 16193 transitions. [2022-07-22 12:51:35,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 113.0) internal successors, (452), 4 states have internal predecessors, (452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:35,522 INFO L276 IsEmpty]: Start isEmpty. Operand 15796 states and 16193 transitions. [2022-07-22 12:51:35,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2098 [2022-07-22 12:51:35,558 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:35,559 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-22 12:51:35,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-07-22 12:51:35,559 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:35,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:35,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1744380816, now seen corresponding path program 1 times [2022-07-22 12:51:35,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:35,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632668602] [2022-07-22 12:51:35,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:35,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:36,616 INFO L134 CoverageAnalysis]: Checked inductivity of 7926 backedges. 6004 proven. 319 refuted. 0 times theorem prover too weak. 1603 trivial. 0 not checked. [2022-07-22 12:51:36,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:36,616 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632668602] [2022-07-22 12:51:36,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632668602] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:51:36,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [725517700] [2022-07-22 12:51:36,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:36,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:51:36,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:51:36,619 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) [2022-07-22 12:51:36,655 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-22 12:51:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:37,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 2435 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:51:37,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:51:37,344 INFO L134 CoverageAnalysis]: Checked inductivity of 7926 backedges. 4431 proven. 0 refuted. 0 times theorem prover too weak. 3495 trivial. 0 not checked. [2022-07-22 12:51:37,344 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 12:51:37,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [725517700] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:37,344 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-22 12:51:37,345 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2022-07-22 12:51:37,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689138442] [2022-07-22 12:51:37,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:37,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:51:37,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:37,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:51:37,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-07-22 12:51:37,349 INFO L87 Difference]: Start difference. First operand 15796 states and 16193 transitions. Second operand has 3 states, 3 states have (on average 219.66666666666666) internal successors, (659), 3 states have internal predecessors, (659), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:38,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:38,056 INFO L93 Difference]: Finished difference Result 31919 states and 32722 transitions. [2022-07-22 12:51:38,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:51:38,057 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 219.66666666666666) internal successors, (659), 3 states have internal predecessors, (659), 0 states have call successors, (0), 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 2097 [2022-07-22 12:51:38,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:38,075 INFO L225 Difference]: With dead ends: 31919 [2022-07-22 12:51:38,075 INFO L226 Difference]: Without dead ends: 16454 [2022-07-22 12:51:38,087 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2104 GetRequests, 2097 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-07-22 12:51:38,087 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 263 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:38,088 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [263 Valid, 429 Invalid, 756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-22 12:51:38,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16454 states. [2022-07-22 12:51:38,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16454 to 16454. [2022-07-22 12:51:38,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16454 states, 16453 states have (on average 1.0244332340606577) internal successors, (16855), 16453 states have internal predecessors, (16855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:38,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16454 states to 16454 states and 16855 transitions. [2022-07-22 12:51:38,236 INFO L78 Accepts]: Start accepts. Automaton has 16454 states and 16855 transitions. Word has length 2097 [2022-07-22 12:51:38,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:38,237 INFO L495 AbstractCegarLoop]: Abstraction has 16454 states and 16855 transitions. [2022-07-22 12:51:38,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 219.66666666666666) internal successors, (659), 3 states have internal predecessors, (659), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:38,237 INFO L276 IsEmpty]: Start isEmpty. Operand 16454 states and 16855 transitions. [2022-07-22 12:51:38,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2252 [2022-07-22 12:51:38,276 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:38,277 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:51:38,296 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-22 12:51:38,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-07-22 12:51:38,478 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:38,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:38,479 INFO L85 PathProgramCache]: Analyzing trace with hash -622089054, now seen corresponding path program 1 times [2022-07-22 12:51:38,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:38,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62818180] [2022-07-22 12:51:38,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:38,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:39,254 INFO L134 CoverageAnalysis]: Checked inductivity of 9914 backedges. 5868 proven. 0 refuted. 0 times theorem prover too weak. 4046 trivial. 0 not checked. [2022-07-22 12:51:39,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:39,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62818180] [2022-07-22 12:51:39,255 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62818180] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:39,255 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:51:39,255 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 12:51:39,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602999735] [2022-07-22 12:51:39,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:39,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:51:39,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:39,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:51:39,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:51:39,259 INFO L87 Difference]: Start difference. First operand 16454 states and 16855 transitions. Second operand has 3 states, 3 states have (on average 205.66666666666666) internal successors, (617), 3 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:40,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:40,027 INFO L93 Difference]: Finished difference Result 32577 states and 33377 transitions. [2022-07-22 12:51:40,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:51:40,028 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 205.66666666666666) internal successors, (617), 3 states have internal predecessors, (617), 0 states have call successors, (0), 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 2251 [2022-07-22 12:51:40,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:40,043 INFO L225 Difference]: With dead ends: 32577 [2022-07-22 12:51:40,043 INFO L226 Difference]: Without dead ends: 16454 [2022-07-22 12:51:40,052 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 [2022-07-22 12:51:40,053 INFO L413 NwaCegarLoop]: 407 mSDtfsCounter, 262 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 744 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:40,053 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 413 Invalid, 802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 744 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-22 12:51:40,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16454 states. [2022-07-22 12:51:40,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16454 to 16454. [2022-07-22 12:51:40,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16454 states, 16453 states have (on average 1.0173828481128062) internal successors, (16739), 16453 states have internal predecessors, (16739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:40,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16454 states to 16454 states and 16739 transitions. [2022-07-22 12:51:40,186 INFO L78 Accepts]: Start accepts. Automaton has 16454 states and 16739 transitions. Word has length 2251 [2022-07-22 12:51:40,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:40,187 INFO L495 AbstractCegarLoop]: Abstraction has 16454 states and 16739 transitions. [2022-07-22 12:51:40,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 205.66666666666666) internal successors, (617), 3 states have internal predecessors, (617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:40,187 INFO L276 IsEmpty]: Start isEmpty. Operand 16454 states and 16739 transitions. [2022-07-22 12:51:40,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2325 [2022-07-22 12:51:40,230 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:40,231 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2022-07-22 12:51:40,231 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-07-22 12:51:40,232 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:40,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:40,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1462643327, now seen corresponding path program 1 times [2022-07-22 12:51:40,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:40,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512120808] [2022-07-22 12:51:40,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:40,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:40,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:41,313 INFO L134 CoverageAnalysis]: Checked inductivity of 9982 backedges. 7591 proven. 342 refuted. 0 times theorem prover too weak. 2049 trivial. 0 not checked. [2022-07-22 12:51:41,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:41,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512120808] [2022-07-22 12:51:41,314 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512120808] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:51:41,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [825802193] [2022-07-22 12:51:41,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:41,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:51:41,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:51:41,316 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) [2022-07-22 12:51:41,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-22 12:51:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:41,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 2706 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-22 12:51:41,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:51:42,178 INFO L134 CoverageAnalysis]: Checked inductivity of 9982 backedges. 5390 proven. 0 refuted. 0 times theorem prover too weak. 4592 trivial. 0 not checked. [2022-07-22 12:51:42,179 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 12:51:42,179 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [825802193] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:42,179 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-22 12:51:42,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2022-07-22 12:51:42,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077353249] [2022-07-22 12:51:42,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:42,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:51:42,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:42,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:51:42,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-07-22 12:51:42,184 INFO L87 Difference]: Start difference. First operand 16454 states and 16739 transitions. Second operand has 3 states, 3 states have (on average 226.33333333333334) internal successors, (679), 3 states have internal predecessors, (679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:43,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:43,452 INFO L93 Difference]: Finished difference Result 34880 states and 35500 transitions. [2022-07-22 12:51:43,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:51:43,452 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 226.33333333333334) internal successors, (679), 3 states have internal predecessors, (679), 0 states have call successors, (0), 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 2324 [2022-07-22 12:51:43,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:43,474 INFO L225 Difference]: With dead ends: 34880 [2022-07-22 12:51:43,474 INFO L226 Difference]: Without dead ends: 18757 [2022-07-22 12:51:43,486 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2331 GetRequests, 2324 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-07-22 12:51:43,487 INFO L413 NwaCegarLoop]: 415 mSDtfsCounter, 221 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 786 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 786 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:43,487 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 421 Invalid, 826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 786 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-22 12:51:43,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18757 states. [2022-07-22 12:51:43,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18757 to 18099. [2022-07-22 12:51:43,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18099 states, 18098 states have (on average 1.0169079456293513) internal successors, (18404), 18098 states have internal predecessors, (18404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:43,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18099 states to 18099 states and 18404 transitions. [2022-07-22 12:51:43,708 INFO L78 Accepts]: Start accepts. Automaton has 18099 states and 18404 transitions. Word has length 2324 [2022-07-22 12:51:43,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:43,709 INFO L495 AbstractCegarLoop]: Abstraction has 18099 states and 18404 transitions. [2022-07-22 12:51:43,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 226.33333333333334) internal successors, (679), 3 states have internal predecessors, (679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:43,709 INFO L276 IsEmpty]: Start isEmpty. Operand 18099 states and 18404 transitions. [2022-07-22 12:51:43,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2418 [2022-07-22 12:51:43,771 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:43,772 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2022-07-22 12:51:43,798 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-07-22 12:51:43,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:51:43,998 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:43,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:43,998 INFO L85 PathProgramCache]: Analyzing trace with hash -688367373, now seen corresponding path program 1 times [2022-07-22 12:51:43,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:43,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152388603] [2022-07-22 12:51:43,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:43,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:44,917 INFO L134 CoverageAnalysis]: Checked inductivity of 10661 backedges. 7006 proven. 0 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2022-07-22 12:51:44,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:44,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152388603] [2022-07-22 12:51:44,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152388603] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:44,918 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:51:44,918 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-22 12:51:44,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212141139] [2022-07-22 12:51:44,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:44,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-22 12:51:44,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:44,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-22 12:51:44,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-22 12:51:44,921 INFO L87 Difference]: Start difference. First operand 18099 states and 18404 transitions. Second operand has 7 states, 7 states have (on average 133.14285714285714) internal successors, (932), 7 states have internal predecessors, (932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:48,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:48,401 INFO L93 Difference]: Finished difference Result 50222 states and 51088 transitions. [2022-07-22 12:51:48,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-22 12:51:48,402 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 133.14285714285714) internal successors, (932), 7 states have internal predecessors, (932), 0 states have call successors, (0), 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 2417 [2022-07-22 12:51:48,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:48,432 INFO L225 Difference]: With dead ends: 50222 [2022-07-22 12:51:48,433 INFO L226 Difference]: Without dead ends: 32454 [2022-07-22 12:51:48,447 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2022-07-22 12:51:48,447 INFO L413 NwaCegarLoop]: 763 mSDtfsCounter, 902 mSDsluCounter, 592 mSDsCounter, 0 mSdLazyCounter, 6583 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 902 SdHoareTripleChecker+Valid, 1355 SdHoareTripleChecker+Invalid, 6703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 6583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:48,448 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [902 Valid, 1355 Invalid, 6703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 6583 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-07-22 12:51:48,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32454 states. [2022-07-22 12:51:48,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32454 to 18099. [2022-07-22 12:51:48,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18099 states, 18098 states have (on average 1.0168526909050724) internal successors, (18403), 18098 states have internal predecessors, (18403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:48,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18099 states to 18099 states and 18403 transitions. [2022-07-22 12:51:48,652 INFO L78 Accepts]: Start accepts. Automaton has 18099 states and 18403 transitions. Word has length 2417 [2022-07-22 12:51:48,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:48,652 INFO L495 AbstractCegarLoop]: Abstraction has 18099 states and 18403 transitions. [2022-07-22 12:51:48,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 133.14285714285714) internal successors, (932), 7 states have internal predecessors, (932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:48,653 INFO L276 IsEmpty]: Start isEmpty. Operand 18099 states and 18403 transitions. [2022-07-22 12:51:48,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2445 [2022-07-22 12:51:48,690 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:48,691 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2022-07-22 12:51:48,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-07-22 12:51:48,691 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:48,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:48,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1867882763, now seen corresponding path program 1 times [2022-07-22 12:51:48,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:48,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974007313] [2022-07-22 12:51:48,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:48,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:48,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:49,786 INFO L134 CoverageAnalysis]: Checked inductivity of 10954 backedges. 8216 proven. 342 refuted. 0 times theorem prover too weak. 2396 trivial. 0 not checked. [2022-07-22 12:51:49,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:49,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974007313] [2022-07-22 12:51:49,786 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974007313] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:51:49,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [607881701] [2022-07-22 12:51:49,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:49,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:51:49,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:51:49,788 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) [2022-07-22 12:51:49,790 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-22 12:51:50,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:50,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 2827 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-22 12:51:50,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:51:52,547 INFO L134 CoverageAnalysis]: Checked inductivity of 10954 backedges. 2541 proven. 0 refuted. 0 times theorem prover too weak. 8413 trivial. 0 not checked. [2022-07-22 12:51:52,547 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 12:51:52,547 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [607881701] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:52,547 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-22 12:51:52,548 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 10 [2022-07-22 12:51:52,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315495932] [2022-07-22 12:51:52,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:52,549 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-22 12:51:52,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:52,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-22 12:51:52,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-07-22 12:51:52,551 INFO L87 Difference]: Start difference. First operand 18099 states and 18403 transitions. Second operand has 4 states, 4 states have (on average 163.75) internal successors, (655), 4 states have internal predecessors, (655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:52,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:52,624 INFO L93 Difference]: Finished difference Result 19247 states and 19571 transitions. [2022-07-22 12:51:52,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-22 12:51:52,624 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 163.75) internal successors, (655), 4 states have internal predecessors, (655), 0 states have call successors, (0), 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 2444 [2022-07-22 12:51:52,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:52,644 INFO L225 Difference]: With dead ends: 19247 [2022-07-22 12:51:52,644 INFO L226 Difference]: Without dead ends: 19245 [2022-07-22 12:51:52,650 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2451 GetRequests, 2443 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-07-22 12:51:52,650 INFO L413 NwaCegarLoop]: 422 mSDtfsCounter, 1 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 702 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:52,651 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 437 Invalid, 702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 702 Unchecked, 0.0s Time] [2022-07-22 12:51:52,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19245 states. [2022-07-22 12:51:52,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19245 to 18421. [2022-07-22 12:51:52,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18421 states, 18420 states have (on average 1.0169381107491857) internal successors, (18732), 18420 states have internal predecessors, (18732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:52,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18421 states to 18421 states and 18732 transitions. [2022-07-22 12:51:52,850 INFO L78 Accepts]: Start accepts. Automaton has 18421 states and 18732 transitions. Word has length 2444 [2022-07-22 12:51:52,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:52,852 INFO L495 AbstractCegarLoop]: Abstraction has 18421 states and 18732 transitions. [2022-07-22 12:51:52,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 163.75) internal successors, (655), 4 states have internal predecessors, (655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:52,853 INFO L276 IsEmpty]: Start isEmpty. Operand 18421 states and 18732 transitions. [2022-07-22 12:51:52,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2718 [2022-07-22 12:51:52,960 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:52,961 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:51:52,979 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-07-22 12:51:53,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:51:53,163 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:53,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:53,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1907482871, now seen corresponding path program 1 times [2022-07-22 12:51:53,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:53,165 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491463336] [2022-07-22 12:51:53,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:53,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:54,432 INFO L134 CoverageAnalysis]: Checked inductivity of 12384 backedges. 6655 proven. 891 refuted. 0 times theorem prover too weak. 4838 trivial. 0 not checked. [2022-07-22 12:51:54,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:54,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491463336] [2022-07-22 12:51:54,433 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491463336] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:51:54,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [528060672] [2022-07-22 12:51:54,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:54,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:51:54,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:51:54,435 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) [2022-07-22 12:51:54,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-22 12:51:55,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:55,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 3089 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:51:55,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:51:55,830 INFO L134 CoverageAnalysis]: Checked inductivity of 12384 backedges. 2779 proven. 0 refuted. 0 times theorem prover too weak. 9605 trivial. 0 not checked. [2022-07-22 12:51:55,830 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 12:51:55,831 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [528060672] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:55,831 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-22 12:51:55,831 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2022-07-22 12:51:55,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940811295] [2022-07-22 12:51:55,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:55,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 12:51:55,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:55,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:51:55,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-07-22 12:51:55,834 INFO L87 Difference]: Start difference. First operand 18421 states and 18732 transitions. Second operand has 3 states, 3 states have (on average 216.66666666666666) internal successors, (650), 3 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:56,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:56,571 INFO L93 Difference]: Finished difference Result 36182 states and 36794 transitions. [2022-07-22 12:51:56,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:51:56,572 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 216.66666666666666) internal successors, (650), 3 states have internal predecessors, (650), 0 states have call successors, (0), 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 2717 [2022-07-22 12:51:56,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:56,585 INFO L225 Difference]: With dead ends: 36182 [2022-07-22 12:51:56,585 INFO L226 Difference]: Without dead ends: 18092 [2022-07-22 12:51:56,593 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2723 GetRequests, 2717 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-07-22 12:51:56,593 INFO L413 NwaCegarLoop]: 421 mSDtfsCounter, 43 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 741 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:56,594 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 427 Invalid, 748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 741 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-22 12:51:56,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18092 states. [2022-07-22 12:51:56,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18092 to 18092. [2022-07-22 12:51:56,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18092 states, 18091 states have (on average 1.0163617268254934) internal successors, (18387), 18091 states have internal predecessors, (18387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:56,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18092 states to 18092 states and 18387 transitions. [2022-07-22 12:51:56,726 INFO L78 Accepts]: Start accepts. Automaton has 18092 states and 18387 transitions. Word has length 2717 [2022-07-22 12:51:56,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:56,727 INFO L495 AbstractCegarLoop]: Abstraction has 18092 states and 18387 transitions. [2022-07-22 12:51:56,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 216.66666666666666) internal successors, (650), 3 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:56,727 INFO L276 IsEmpty]: Start isEmpty. Operand 18092 states and 18387 transitions. [2022-07-22 12:51:56,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2774 [2022-07-22 12:51:56,774 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:56,775 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:51:56,797 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-07-22 12:51:56,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:51:56,986 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:56,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:56,987 INFO L85 PathProgramCache]: Analyzing trace with hash 335118229, now seen corresponding path program 1 times [2022-07-22 12:51:56,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:56,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62732827] [2022-07-22 12:51:56,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:56,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:51:58,027 INFO L134 CoverageAnalysis]: Checked inductivity of 13395 backedges. 2896 proven. 0 refuted. 0 times theorem prover too weak. 10499 trivial. 0 not checked. [2022-07-22 12:51:58,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:51:58,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62732827] [2022-07-22 12:51:58,028 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62732827] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:51:58,028 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:51:58,028 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-22 12:51:58,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808787820] [2022-07-22 12:51:58,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:51:58,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-22 12:51:58,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:51:58,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-22 12:51:58,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-07-22 12:51:58,030 INFO L87 Difference]: Start difference. First operand 18092 states and 18387 transitions. Second operand has 6 states, 6 states have (on average 116.5) internal successors, (699), 6 states have internal predecessors, (699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:58,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:51:58,705 INFO L93 Difference]: Finished difference Result 35631 states and 36216 transitions. [2022-07-22 12:51:58,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 12:51:58,706 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 116.5) internal successors, (699), 6 states have internal predecessors, (699), 0 states have call successors, (0), 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 2773 [2022-07-22 12:51:58,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:51:58,724 INFO L225 Difference]: With dead ends: 35631 [2022-07-22 12:51:58,725 INFO L226 Difference]: Without dead ends: 17763 [2022-07-22 12:51:58,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-07-22 12:51:58,736 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 55 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 907 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 444 SdHoareTripleChecker+Invalid, 908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-22 12:51:58,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 444 Invalid, 908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 907 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-22 12:51:58,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17763 states. [2022-07-22 12:51:58,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17763 to 17763. [2022-07-22 12:51:58,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17763 states, 17762 states have (on average 1.0161017903389258) internal successors, (18048), 17762 states have internal predecessors, (18048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:58,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17763 states to 17763 states and 18048 transitions. [2022-07-22 12:51:58,933 INFO L78 Accepts]: Start accepts. Automaton has 17763 states and 18048 transitions. Word has length 2773 [2022-07-22 12:51:58,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:51:58,934 INFO L495 AbstractCegarLoop]: Abstraction has 17763 states and 18048 transitions. [2022-07-22 12:51:58,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 116.5) internal successors, (699), 6 states have internal predecessors, (699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:51:58,935 INFO L276 IsEmpty]: Start isEmpty. Operand 17763 states and 18048 transitions. [2022-07-22 12:51:58,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2774 [2022-07-22 12:51:58,993 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 12:51:58,994 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:51:58,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-07-22 12:51:58,995 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 12:51:58,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:51:58,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1362373835, now seen corresponding path program 2 times [2022-07-22 12:51:58,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:51:58,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716842567] [2022-07-22 12:51:58,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:51:58,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:51:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:52:00,202 INFO L134 CoverageAnalysis]: Checked inductivity of 13395 backedges. 10371 proven. 472 refuted. 0 times theorem prover too weak. 2552 trivial. 0 not checked. [2022-07-22 12:52:00,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:52:00,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716842567] [2022-07-22 12:52:00,203 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716842567] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:52:00,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1138789838] [2022-07-22 12:52:00,203 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-22 12:52:00,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:52:00,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:52:00,208 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) [2022-07-22 12:52:00,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-22 12:52:00,729 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-07-22 12:52:00,730 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-22 12:52:00,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 3175 conjuncts, 21 conjunts are in the unsatisfiable core [2022-07-22 12:52:00,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:52:18,984 INFO L134 CoverageAnalysis]: Checked inductivity of 13395 backedges. 8052 proven. 1498 refuted. 0 times theorem prover too weak. 3845 trivial. 0 not checked. [2022-07-22 12:52:18,985 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:52:40,513 INFO L134 CoverageAnalysis]: Checked inductivity of 13395 backedges. 6954 proven. 2596 refuted. 0 times theorem prover too weak. 3845 trivial. 0 not checked. [2022-07-22 12:52:40,513 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1138789838] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:52:40,513 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:52:40,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12, 13] total 27 [2022-07-22 12:52:40,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107490479] [2022-07-22 12:52:40,514 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:52:40,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-07-22 12:52:40,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:52:40,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-07-22 12:52:40,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=550, Unknown=0, NotChecked=0, Total=702 [2022-07-22 12:52:40,518 INFO L87 Difference]: Start difference. First operand 17763 states and 18048 transitions. Second operand has 27 states, 27 states have (on average 94.37037037037037) internal successors, (2548), 27 states have internal predecessors, (2548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:52:58,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:52:58,093 INFO L93 Difference]: Finished difference Result 50962 states and 51807 transitions. [2022-07-22 12:52:58,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-07-22 12:52:58,094 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 94.37037037037037) internal successors, (2548), 27 states have internal predecessors, (2548), 0 states have call successors, (0), 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 2773 [2022-07-22 12:52:58,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 12:52:58,096 INFO L225 Difference]: With dead ends: 50962 [2022-07-22 12:52:58,096 INFO L226 Difference]: Without dead ends: 0 [2022-07-22 12:52:58,109 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5632 GetRequests, 5560 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1552 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=1409, Invalid=3993, Unknown=0, NotChecked=0, Total=5402 [2022-07-22 12:52:58,110 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 5026 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 30385 mSolverCounterSat, 679 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5026 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 31064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 679 IncrementalHoareTripleChecker+Valid, 30385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2022-07-22 12:52:58,110 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5026 Valid, 306 Invalid, 31064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [679 Valid, 30385 Invalid, 0 Unknown, 0 Unchecked, 14.3s Time] [2022-07-22 12:52:58,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-22 12:52:58,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-22 12:52:58,111 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) [2022-07-22 12:52:58,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-22 12:52:58,111 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2773 [2022-07-22 12:52:58,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 12:52:58,111 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-22 12:52:58,111 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 94.37037037037037) internal successors, (2548), 27 states have internal predecessors, (2548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:52:58,111 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-22 12:52:58,112 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-22 12:52:58,114 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-22 12:52:58,136 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-07-22 12:52:58,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2022-07-22 12:52:58,329 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-22 12:53:05,449 WARN L233 SmtUtils]: Spent 7.11s on a formula simplification. DAG size of input: 795 DAG size of output: 789 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-07-22 12:53:12,747 WARN L233 SmtUtils]: Spent 6.86s on a formula simplification. DAG size of input: 792 DAG size of output: 786 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-07-22 12:53:18,599 WARN L233 SmtUtils]: Spent 5.85s on a formula simplification. DAG size of input: 780 DAG size of output: 160 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-07-22 12:53:25,656 WARN L233 SmtUtils]: Spent 5.69s on a formula simplification. DAG size of input: 777 DAG size of output: 160 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-07-22 12:53:25,660 INFO L899 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,660 INFO L899 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,661 INFO L899 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,662 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,662 INFO L899 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,663 INFO L899 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,663 INFO L899 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,663 INFO L899 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,663 INFO L899 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,663 INFO L899 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,664 INFO L899 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,664 INFO L899 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,664 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,664 INFO L899 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,664 INFO L899 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,664 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,664 INFO L899 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,665 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,665 INFO L899 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,665 INFO L899 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2022-07-22 12:53:25,665 INFO L899 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2022-07-22 12:53:25,665 INFO L899 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2022-07-22 12:53:25,665 INFO L899 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,665 INFO L899 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,665 INFO L899 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,666 INFO L899 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,666 INFO L899 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,666 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,666 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,666 INFO L899 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,666 INFO L899 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,667 INFO L899 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,667 INFO L899 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2022-07-22 12:53:25,667 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-07-22 12:53:25,667 INFO L899 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2022-07-22 12:53:25,667 INFO L899 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,667 INFO L899 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,667 INFO L899 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,667 INFO L899 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,667 INFO L899 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,667 INFO L899 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2022-07-22 12:53:25,668 INFO L899 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2022-07-22 12:53:25,669 INFO L895 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse26 (= 5 ~a12~0))) (let ((.cse10 (= ~a12~0 9)) (.cse9 (not .cse26)) (.cse1 (= ~a15~0 4)) (.cse31 (= |ULTIMATE.start_calculate_output_~input#1| 6)) (.cse24 (= |ULTIMATE.start_calculate_output_~input#1| 2)) (.cse17 (= |ULTIMATE.start_calculate_output_~input#1| 1)) (.cse18 (= |ULTIMATE.start_calculate_output_~input#1| 3)) (.cse29 (= |ULTIMATE.start_calculate_output_~input#1| 4)) (.cse19 (= |ULTIMATE.start_calculate_output_~input#1| 5))) (let ((.cse4 (= 7 ~a12~0)) (.cse8 (= ~a16~0 10)) (.cse27 (= ~a15~0 3)) (.cse23 (or .cse31 .cse24 .cse17 .cse18 .cse29 .cse19)) (.cse22 (<= (+ (div ~a18~0 (- 2)) 79) 0)) (.cse13 (or .cse31 .cse17 .cse18 .cse29 .cse19)) (.cse21 (= ~a12~0 6)) (.cse2 (<= 0 (+ 600001 ~a18~0))) (.cse3 (<= (+ 87 ~a18~0) 0)) (.cse28 (+ ~a18~0 156)) (.cse5 (<= ~a12~0 5)) (.cse6 (<= ~a16~0 11)) (.cse7 (or .cse24 .cse17 .cse18 .cse29 .cse19 (let ((.cse30 (and .cse31 .cse1))) (and (or (not .cse10) .cse30) (or .cse9 .cse30))))) (.cse11 (= ~a16~0 9)) (.cse0 (= ~a16~0 8)) (.cse16 (= ~a12~0 8)) (.cse25 (or (and .cse1 .cse26) (<= ~a18~0 134))) (.cse15 (<= ~a15~0 3)) (.cse12 (<= 0 (+ ~a18~0 155))) (.cse20 (<= 11 ~a16~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse2 .cse3 .cse6 .cse7 (or (not .cse8) .cse9)) (and .cse10 .cse11 .cse1 .cse12 .cse13 (exists ((v_~a18~0_908 Int)) (let ((.cse14 (div (* v_~a18~0_908 9) 10))) (and (<= (+ 117 ~a18~0) (mod .cse14 38)) (not (< .cse14 0)))))) (and .cse0 .cse15 .cse6) (and .cse0 .cse1 .cse2 .cse16 .cse3) (and .cse5 .cse1 .cse2 (or .cse17 .cse18 .cse19) .cse3 .cse6) (and .cse15 .cse16 .cse12 .cse20) (and .cse15 .cse2 .cse21 .cse6) (and (or (= |ULTIMATE.start_calculate_output2_~input#1| 1) (= 3 |ULTIMATE.start_calculate_output2_~input#1|) (= 5 |ULTIMATE.start_calculate_output2_~input#1|) (= 2 |ULTIMATE.start_calculate_output2_~input#1|) (= 6 |ULTIMATE.start_calculate_output2_~input#1|) (= |ULTIMATE.start_calculate_output2_~input#1| 4)) .cse10 .cse0 .cse1 .cse22 .cse23) (and .cse15 .cse12 .cse4) (and .cse11 .cse1 .cse2 .cse4) (and .cse0 .cse1 (not .cse24) (<= 0 (+ 77 ~a18~0)) .cse25 .cse4) (and .cse12 .cse26 .cse27) (and .cse1 .cse2 .cse21 .cse6) (and .cse8 .cse16 (<= 150 ~a18~0) .cse27) (and .cse10 .cse11 .cse1 .cse2 (<= .cse28 0) .cse23) (and .cse10 .cse0 .cse1 .cse12 .cse23 .cse25) (and .cse0 .cse1 .cse2 .cse26 .cse7) (and .cse10 .cse15 .cse2 .cse3) (and .cse10 .cse0 .cse1 .cse22 .cse13) (and .cse15 .cse12 .cse21) (and .cse11 .cse15 .cse6) (and .cse15 .cse2 .cse16 .cse3) (and (<= (+ ~a18~0 79) 0) .cse5 .cse1 (< 0 .cse28) .cse6) (and .cse5 .cse1 (<= 10 ~a16~0) (< 0 (+ (div (+ ~a18~0 (- 599175)) 3) 156)) .cse6 .cse7) (and .cse11 .cse1 .cse16 .cse12) (and .cse0 .cse1 .cse16 .cse12 .cse25) (and .cse10 .cse15 .cse12 .cse20))))) [2022-07-22 12:53:25,669 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,669 INFO L899 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,669 INFO L899 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,669 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,670 INFO L899 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,670 INFO L899 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,670 INFO L899 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,670 INFO L899 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,670 INFO L899 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,670 INFO L899 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,670 INFO L899 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2022-07-22 12:53:25,670 INFO L899 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2022-07-22 12:53:25,671 INFO L899 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,671 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2022-07-22 12:53:25,671 INFO L899 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,671 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,671 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,671 INFO L899 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,671 INFO L899 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,671 INFO L899 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,672 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,672 INFO L899 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,672 INFO L899 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,672 INFO L899 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,672 INFO L899 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,672 INFO L899 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,672 INFO L899 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,673 INFO L899 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,673 INFO L899 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,673 INFO L899 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,673 INFO L899 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,673 INFO L899 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2022-07-22 12:53:25,673 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,673 INFO L899 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2022-07-22 12:53:25,673 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2022-07-22 12:53:25,674 INFO L899 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,674 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,674 INFO L899 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,674 INFO L899 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,674 INFO L899 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,674 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,674 INFO L899 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,674 INFO L899 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,675 INFO L899 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,675 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,675 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,675 INFO L899 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2022-07-22 12:53:25,675 INFO L899 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2022-07-22 12:53:25,675 INFO L899 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,675 INFO L899 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2022-07-22 12:53:25,676 INFO L899 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,676 INFO L895 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse22 (= 5 ~a12~0))) (let ((.cse25 (<= ~a18~0 134)) (.cse12 (= ~a12~0 9)) (.cse8 (not .cse22)) (.cse1 (= ~a15~0 4)) (.cse17 (= |ULTIMATE.start_calculate_output_~input#1| 2)) (.cse16 (= 2 |ULTIMATE.start_calculate_output2_~input#1|)) (.cse30 (= |ULTIMATE.start_calculate_output_~input#1| 6)) (.cse26 (= |ULTIMATE.start_calculate_output_~input#1| 1)) (.cse24 (= |ULTIMATE.start_calculate_output_~input#1| 3)) (.cse27 (= |ULTIMATE.start_calculate_output_~input#1| 4)) (.cse28 (= |ULTIMATE.start_calculate_output_~input#1| 5)) (.cse31 (= |ULTIMATE.start_calculate_output2_~input#1| 1)) (.cse32 (= 3 |ULTIMATE.start_calculate_output2_~input#1|)) (.cse33 (= 5 |ULTIMATE.start_calculate_output2_~input#1|)) (.cse34 (= 6 |ULTIMATE.start_calculate_output2_~input#1|)) (.cse35 (= |ULTIMATE.start_calculate_output2_~input#1| 4))) (let ((.cse4 (= 7 ~a12~0)) (.cse11 (or .cse31 .cse32 .cse33 .cse34 .cse35)) (.cse3 (<= (+ 87 ~a18~0) 0)) (.cse15 (or .cse30 .cse26 .cse24 .cse27 .cse28)) (.cse19 (= ~a12~0 6)) (.cse20 (or .cse31 .cse32 .cse33 .cse16 .cse34 .cse35)) (.cse21 (or .cse30 .cse17 .cse26 .cse24 .cse27 .cse28)) (.cse9 (<= ~a15~0 3)) (.cse2 (<= 0 (+ 600001 ~a18~0))) (.cse23 (<= 11 ~a16~0)) (.cse5 (<= ~a12~0 5)) (.cse6 (<= ~a16~0 11)) (.cse7 (or .cse17 .cse26 .cse24 .cse27 .cse28 (let ((.cse29 (and .cse30 .cse1))) (and (or (not .cse12) .cse29) (or .cse8 .cse29))))) (.cse13 (= ~a16~0 9)) (.cse0 (= ~a16~0 8)) (.cse10 (= ~a12~0 8)) (.cse14 (<= 0 (+ ~a18~0 155))) (.cse18 (or (and .cse1 .cse22) .cse25))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse2 .cse3 .cse6 .cse7 (or (not (= ~a16~0 10)) .cse8)) (and .cse9 .cse2 .cse10 .cse3 .cse6) (and .cse11 .cse12 .cse13 .cse1 .cse14 (<= (+ ~a18~0 80) 0) .cse15) (and .cse0 .cse1 .cse2 .cse10 .cse3) (and (not .cse16) .cse0 .cse1 (not .cse17) (<= 0 (+ 77 ~a18~0)) .cse18 .cse4) (and .cse12 .cse9 .cse2 .cse3 .cse6) (and .cse0 .cse9) (and .cse9 .cse2 .cse19 .cse6) (and .cse20 .cse12 .cse0 .cse1 (<= (+ (div ~a18~0 (- 2)) 79) 0) .cse21) (and .cse13 .cse9) (and .cse9 .cse14 .cse4) (and .cse13 .cse1 .cse2 .cse4) (and .cse14 .cse22 (= ~a15~0 3)) (and .cse1 .cse2 .cse19 .cse6) (and .cse12 .cse9 .cse2 .cse23) (and .cse11 .cse12 .cse13 .cse1 .cse2 .cse3 .cse15) (and .cse9 .cse14 .cse19) (and .cse0 .cse1 .cse2 (or (not .cse24) .cse25) .cse22 .cse7) (and (<= (+ ~a18~0 79) 0) .cse5 .cse1 (< 0 (+ ~a18~0 156)) .cse6) (and .cse20 .cse12 .cse0 .cse1 .cse14 .cse21 .cse18) (and .cse9 .cse2 .cse10 .cse23) (and .cse5 .cse1 (<= 10 ~a16~0) (< 0 (+ (div (+ ~a18~0 (- 599175)) 3) 156)) .cse6 .cse7) (and .cse13 .cse1 .cse10 .cse14) (and .cse0 .cse1 .cse10 .cse14 .cse18))))) [2022-07-22 12:53:25,676 INFO L899 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,676 INFO L899 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,676 INFO L899 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,676 INFO L899 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,677 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,677 INFO L899 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,677 INFO L899 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,677 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,677 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-22 12:53:25,677 INFO L899 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,677 INFO L899 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,677 INFO L899 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,678 INFO L899 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,678 INFO L899 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,678 INFO L899 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,678 INFO L899 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2022-07-22 12:53:25,678 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,678 INFO L899 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2022-07-22 12:53:25,678 INFO L899 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2022-07-22 12:53:25,678 INFO L899 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,679 INFO L902 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2022-07-22 12:53:25,679 INFO L899 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,679 INFO L899 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,679 INFO L899 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,679 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,679 INFO L899 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,679 INFO L899 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,680 INFO L899 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,680 INFO L899 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,680 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,680 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,680 INFO L899 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,680 INFO L899 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2022-07-22 12:53:25,680 INFO L899 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,680 INFO L899 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2022-07-22 12:53:25,681 INFO L899 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,681 INFO L899 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2022-07-22 12:53:25,681 INFO L899 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,681 INFO L899 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,681 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,681 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,681 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,682 INFO L899 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,682 INFO L899 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,682 INFO L899 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,682 INFO L899 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,682 INFO L899 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,682 INFO L899 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,682 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,682 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,683 INFO L899 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,683 INFO L899 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,683 INFO L899 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,683 INFO L899 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2022-07-22 12:53:25,683 INFO L899 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2022-07-22 12:53:25,683 INFO L899 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2022-07-22 12:53:25,683 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-22 12:53:25,684 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 128) no Hoare annotation was computed. [2022-07-22 12:53:25,684 INFO L895 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse26 (= 5 ~a12~0))) (let ((.cse10 (= ~a12~0 9)) (.cse9 (not .cse26)) (.cse1 (= ~a15~0 4)) (.cse31 (= |ULTIMATE.start_calculate_output_~input#1| 6)) (.cse24 (= |ULTIMATE.start_calculate_output_~input#1| 2)) (.cse17 (= |ULTIMATE.start_calculate_output_~input#1| 1)) (.cse18 (= |ULTIMATE.start_calculate_output_~input#1| 3)) (.cse29 (= |ULTIMATE.start_calculate_output_~input#1| 4)) (.cse19 (= |ULTIMATE.start_calculate_output_~input#1| 5))) (let ((.cse4 (= 7 ~a12~0)) (.cse8 (= ~a16~0 10)) (.cse27 (= ~a15~0 3)) (.cse23 (or .cse31 .cse24 .cse17 .cse18 .cse29 .cse19)) (.cse22 (<= (+ (div ~a18~0 (- 2)) 79) 0)) (.cse13 (or .cse31 .cse17 .cse18 .cse29 .cse19)) (.cse21 (= ~a12~0 6)) (.cse2 (<= 0 (+ 600001 ~a18~0))) (.cse3 (<= (+ 87 ~a18~0) 0)) (.cse28 (+ ~a18~0 156)) (.cse5 (<= ~a12~0 5)) (.cse6 (<= ~a16~0 11)) (.cse7 (or .cse24 .cse17 .cse18 .cse29 .cse19 (let ((.cse30 (and .cse31 .cse1))) (and (or (not .cse10) .cse30) (or .cse9 .cse30))))) (.cse11 (= ~a16~0 9)) (.cse0 (= ~a16~0 8)) (.cse16 (= ~a12~0 8)) (.cse25 (or (and .cse1 .cse26) (<= ~a18~0 134))) (.cse15 (<= ~a15~0 3)) (.cse12 (<= 0 (+ ~a18~0 155))) (.cse20 (<= 11 ~a16~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse2 .cse3 .cse6 .cse7 (or (not .cse8) .cse9)) (and .cse10 .cse11 .cse1 .cse12 .cse13 (exists ((v_~a18~0_908 Int)) (let ((.cse14 (div (* v_~a18~0_908 9) 10))) (and (<= (+ 117 ~a18~0) (mod .cse14 38)) (not (< .cse14 0)))))) (and .cse0 .cse15 .cse6) (and .cse0 .cse1 .cse2 .cse16 .cse3) (and .cse5 .cse1 .cse2 (or .cse17 .cse18 .cse19) .cse3 .cse6) (and .cse15 .cse16 .cse12 .cse20) (and .cse15 .cse2 .cse21 .cse6) (and (or (= |ULTIMATE.start_calculate_output2_~input#1| 1) (= 3 |ULTIMATE.start_calculate_output2_~input#1|) (= 5 |ULTIMATE.start_calculate_output2_~input#1|) (= 2 |ULTIMATE.start_calculate_output2_~input#1|) (= 6 |ULTIMATE.start_calculate_output2_~input#1|) (= |ULTIMATE.start_calculate_output2_~input#1| 4)) .cse10 .cse0 .cse1 .cse22 .cse23) (and .cse15 .cse12 .cse4) (and .cse11 .cse1 .cse2 .cse4) (and .cse0 .cse1 (not .cse24) (<= 0 (+ 77 ~a18~0)) .cse25 .cse4) (and .cse12 .cse26 .cse27) (and .cse1 .cse2 .cse21 .cse6) (and .cse8 .cse16 (<= 150 ~a18~0) .cse27) (and .cse10 .cse11 .cse1 .cse2 (<= .cse28 0) .cse23) (and .cse10 .cse0 .cse1 .cse12 .cse23 .cse25) (and .cse0 .cse1 .cse2 .cse26 .cse7) (and .cse10 .cse15 .cse2 .cse3) (and .cse10 .cse0 .cse1 .cse22 .cse13) (and .cse15 .cse12 .cse21) (and .cse11 .cse15 .cse6) (and .cse15 .cse2 .cse16 .cse3) (and (<= (+ ~a18~0 79) 0) .cse5 .cse1 (< 0 .cse28) .cse6) (and .cse5 .cse1 (<= 10 ~a16~0) (< 0 (+ (div (+ ~a18~0 (- 599175)) 3) 156)) .cse6 .cse7) (and .cse11 .cse1 .cse16 .cse12) (and .cse0 .cse1 .cse16 .cse12 .cse25) (and .cse10 .cse15 .cse12 .cse20))))) [2022-07-22 12:53:25,684 INFO L899 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,684 INFO L899 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,684 INFO L899 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,684 INFO L899 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,685 INFO L899 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,685 INFO L899 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,685 INFO L899 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,685 INFO L899 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,685 INFO L899 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,685 INFO L899 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,685 INFO L899 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,685 INFO L899 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,686 INFO L899 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,686 INFO L899 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,686 INFO L899 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2022-07-22 12:53:25,686 INFO L899 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,686 INFO L899 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2022-07-22 12:53:25,686 INFO L899 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2022-07-22 12:53:25,686 INFO L899 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,686 INFO L899 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,687 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,687 INFO L899 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,687 INFO L899 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,687 INFO L899 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,687 INFO L899 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,687 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,687 INFO L899 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,688 INFO L899 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,688 INFO L899 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,688 INFO L899 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,688 INFO L899 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2022-07-22 12:53:25,688 INFO L899 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,688 INFO L899 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,688 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,688 INFO L899 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,689 INFO L899 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,689 INFO L899 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2022-07-22 12:53:25,689 INFO L899 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2022-07-22 12:53:25,689 INFO L899 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2022-07-22 12:53:25,689 INFO L899 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,689 INFO L899 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,689 INFO L899 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,689 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,690 INFO L899 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,690 INFO L899 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,690 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,690 INFO L899 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,690 INFO L899 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,690 INFO L899 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,690 INFO L899 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,690 INFO L899 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,691 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,691 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-22 12:53:25,691 INFO L899 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,691 INFO L899 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2022-07-22 12:53:25,691 INFO L899 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2022-07-22 12:53:25,691 INFO L899 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,691 INFO L899 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,692 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,692 INFO L899 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,692 INFO L899 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,692 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,692 INFO L899 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,692 INFO L899 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,692 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,692 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,693 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,693 INFO L899 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,693 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,693 INFO L899 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,693 INFO L899 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2022-07-22 12:53:25,693 INFO L899 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2022-07-22 12:53:25,693 INFO L899 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2022-07-22 12:53:25,694 INFO L899 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,694 INFO L899 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,694 INFO L899 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,694 INFO L899 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,694 INFO L899 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,694 INFO L899 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,694 INFO L899 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,694 INFO L899 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,695 INFO L899 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,695 INFO L899 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,695 INFO L899 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,695 INFO L899 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,695 INFO L899 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,695 INFO L899 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,695 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-07-22 12:53:25,696 INFO L899 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,696 INFO L899 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2022-07-22 12:53:25,696 INFO L899 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2022-07-22 12:53:25,696 INFO L899 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,696 INFO L899 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,696 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,696 INFO L899 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,696 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,697 INFO L899 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,697 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,697 INFO L899 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,697 INFO L899 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,697 INFO L899 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,697 INFO L899 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,697 INFO L899 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,697 INFO L899 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,698 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,698 INFO L899 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-07-22 12:53:25,698 INFO L899 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2022-07-22 12:53:25,698 INFO L899 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-07-22 12:53:25,698 INFO L899 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,698 INFO L899 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,698 INFO L899 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,698 INFO L899 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,699 INFO L899 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,699 INFO L899 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,699 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,699 INFO L899 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,699 INFO L899 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,699 INFO L899 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,699 INFO L899 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,699 INFO L899 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,700 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,700 INFO L899 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,700 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-22 12:53:25,700 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,700 INFO L899 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2022-07-22 12:53:25,700 INFO L899 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2022-07-22 12:53:25,700 INFO L899 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,700 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,701 INFO L899 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,701 INFO L899 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,701 INFO L899 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,701 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,701 INFO L899 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,701 INFO L899 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,701 INFO L899 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,701 INFO L899 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,702 INFO L899 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,702 INFO L899 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,702 INFO L899 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2022-07-22 12:53:25,702 INFO L899 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2022-07-22 12:53:25,702 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,702 INFO L899 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,702 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,702 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,703 INFO L899 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,703 INFO L899 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,703 INFO L899 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,703 INFO L899 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,703 INFO L899 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,703 INFO L899 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,703 INFO L899 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,703 INFO L899 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,704 INFO L899 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,704 INFO L899 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,704 INFO L899 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,704 INFO L899 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,704 INFO L899 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2022-07-22 12:53:25,704 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-22 12:53:25,704 INFO L899 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,704 INFO L899 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,705 INFO L899 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,705 INFO L899 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,705 INFO L899 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,705 INFO L899 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,705 INFO L899 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,705 INFO L899 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,705 INFO L899 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,705 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-22 12:53:25,706 INFO L899 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,706 INFO L899 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,706 INFO L899 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2022-07-22 12:53:25,706 INFO L899 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2022-07-22 12:53:25,706 INFO L899 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,706 INFO L899 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,706 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,706 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,707 INFO L899 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,707 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,707 INFO L899 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,707 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,707 INFO L899 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,707 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,707 INFO L899 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,707 INFO L899 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,708 INFO L899 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,708 INFO L899 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,708 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,708 INFO L899 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,708 INFO L899 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,708 INFO L899 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2022-07-22 12:53:25,708 INFO L899 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2022-07-22 12:53:25,708 INFO L899 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,709 INFO L899 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,709 INFO L899 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,709 INFO L899 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,709 INFO L899 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,709 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,709 INFO L899 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2022-07-22 12:53:25,709 INFO L899 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,709 INFO L899 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,710 INFO L899 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,710 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2022-07-22 12:53:25,710 INFO L899 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2022-07-22 12:53:25,710 INFO L899 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,710 INFO L899 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,710 INFO L899 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2022-07-22 12:53:25,710 INFO L899 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2022-07-22 12:53:25,710 INFO L899 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2022-07-22 12:53:25,711 INFO L899 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2022-07-22 12:53:25,713 INFO L356 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:53:25,715 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-22 12:53:25,752 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-22 12:53:25,753 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-22 12:53:25,756 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-22 12:53:25,756 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-22 12:53:25,759 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-22 12:53:25,759 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-22 12:53:25,761 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-22 12:53:25,762 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-22 12:53:25,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 12:53:25 BoogieIcfgContainer [2022-07-22 12:53:25,765 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 12:53:25,765 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 12:53:25,765 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 12:53:25,765 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 12:53:25,766 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:50:52" (3/4) ... [2022-07-22 12:53:25,768 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-22 12:53:25,807 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-22 12:53:25,809 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-22 12:53:25,811 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-22 12:53:25,813 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-22 12:53:25,837 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && 7 == a12) || ((((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4))))) && (!(a16 == 10) || !(5 == a12)))) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= a18 + 155) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5)) && (\exists v_~a18~0_908 : int :: 117 + a18 <= v_~a18~0_908 * 9 / 10 % 38 && !(v_~a18~0_908 * 9 / 10 < 0)))) || ((a16 == 8 && a15 <= 3) && a16 <= 11)) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || (((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && ((input == 1 || input == 3) || input == 5)) && 87 + a18 <= 0) && a16 <= 11)) || (((a15 <= 3 && a12 == 8) && 0 <= a18 + 155) && 11 <= a16)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || ((((((((((input == 1 || 3 == input) || 5 == input) || 2 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || ((a15 <= 3 && 0 <= a18 + 155) && 7 == a12)) || (((a16 == 9 && a15 == 4) && 0 <= 600001 + a18) && 7 == a12)) || (((((a16 == 8 && a15 == 4) && !(input == 2)) && 0 <= 77 + a18) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((0 <= a18 + 155 && 5 == a12) && a15 == 3)) || (((a15 == 4 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || (((a16 == 10 && a12 == 8) && 150 <= a18) && a15 == 3)) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= 600001 + a18) && a18 + 156 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || (((((a12 == 9 && a16 == 8) && a15 == 4) && 0 <= a18 + 155) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5)) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 5 == a12) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a12 == 9 && a15 <= 3) && 0 <= 600001 + a18) && 87 + a18 <= 0)) || ((((a12 == 9 && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5))) || ((a15 <= 3 && 0 <= a18 + 155) && a12 == 6)) || ((a16 == 9 && a15 <= 3) && a16 <= 11)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || ((((a18 + 79 <= 0 && a12 <= 5) && a15 == 4) && 0 < a18 + 156) && a16 <= 11)) || (((((a12 <= 5 && a15 == 4) && 10 <= a16) && 0 < (a18 + -599175) / 3 + 156) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a16 == 9 && a15 == 4) && a12 == 8) && 0 <= a18 + 155)) || ((((a16 == 8 && a15 == 4) && a12 == 8) && 0 <= a18 + 155) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a12 == 9 && a15 <= 3) && 0 <= a18 + 155) && 11 <= a16) [2022-07-22 12:53:25,841 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && 7 == a12) || ((((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4))))) && (!(a16 == 10) || !(5 == a12)))) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= a18 + 155) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5)) && (\exists v_~a18~0_908 : int :: 117 + a18 <= v_~a18~0_908 * 9 / 10 % 38 && !(v_~a18~0_908 * 9 / 10 < 0)))) || ((a16 == 8 && a15 <= 3) && a16 <= 11)) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || (((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && ((input == 1 || input == 3) || input == 5)) && 87 + a18 <= 0) && a16 <= 11)) || (((a15 <= 3 && a12 == 8) && 0 <= a18 + 155) && 11 <= a16)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || ((((((((((input == 1 || 3 == input) || 5 == input) || 2 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || ((a15 <= 3 && 0 <= a18 + 155) && 7 == a12)) || (((a16 == 9 && a15 == 4) && 0 <= 600001 + a18) && 7 == a12)) || (((((a16 == 8 && a15 == 4) && !(input == 2)) && 0 <= 77 + a18) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((0 <= a18 + 155 && 5 == a12) && a15 == 3)) || (((a15 == 4 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || (((a16 == 10 && a12 == 8) && 150 <= a18) && a15 == 3)) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= 600001 + a18) && a18 + 156 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || (((((a12 == 9 && a16 == 8) && a15 == 4) && 0 <= a18 + 155) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5)) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 5 == a12) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a12 == 9 && a15 <= 3) && 0 <= 600001 + a18) && 87 + a18 <= 0)) || ((((a12 == 9 && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5))) || ((a15 <= 3 && 0 <= a18 + 155) && a12 == 6)) || ((a16 == 9 && a15 <= 3) && a16 <= 11)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || ((((a18 + 79 <= 0 && a12 <= 5) && a15 == 4) && 0 < a18 + 156) && a16 <= 11)) || (((((a12 <= 5 && a15 == 4) && 10 <= a16) && 0 < (a18 + -599175) / 3 + 156) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a16 == 9 && a15 == 4) && a12 == 8) && 0 <= a18 + 155)) || ((((a16 == 8 && a15 == 4) && a12 == 8) && 0 <= a18 + 155) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a12 == 9 && a15 <= 3) && 0 <= a18 + 155) && 11 <= a16) [2022-07-22 12:53:25,945 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-22 12:53:25,945 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 12:53:25,946 INFO L158 Benchmark]: Toolchain (without parser) took 156239.37ms. Allocated memory was 88.1MB in the beginning and 2.7GB in the end (delta: 2.6GB). Free memory was 51.6MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 809.0MB. Max. memory is 16.1GB. [2022-07-22 12:53:25,946 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 88.1MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 12:53:25,946 INFO L158 Benchmark]: CACSL2BoogieTranslator took 802.29ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 51.4MB in the beginning and 78.8MB in the end (delta: -27.4MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2022-07-22 12:53:25,947 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.77ms. Allocated memory is still 111.1MB. Free memory was 78.8MB in the beginning and 54.9MB in the end (delta: 23.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-07-22 12:53:25,947 INFO L158 Benchmark]: Boogie Preprocessor took 213.92ms. Allocated memory is still 111.1MB. Free memory was 54.9MB in the beginning and 64.3MB in the end (delta: -9.4MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2022-07-22 12:53:25,949 INFO L158 Benchmark]: RCFGBuilder took 1760.95ms. Allocated memory was 111.1MB in the beginning and 190.8MB in the end (delta: 79.7MB). Free memory was 63.8MB in the beginning and 134.3MB in the end (delta: -70.4MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2022-07-22 12:53:25,949 INFO L158 Benchmark]: TraceAbstraction took 153158.11ms. Allocated memory was 190.8MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 133.2MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2022-07-22 12:53:25,949 INFO L158 Benchmark]: Witness Printer took 179.99ms. Allocated memory is still 2.7GB. Free memory was 1.9GB in the beginning and 1.9GB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-22 12:53:25,957 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 88.1MB. Free memory is still 44.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 802.29ms. Allocated memory was 88.1MB in the beginning and 111.1MB in the end (delta: 23.1MB). Free memory was 51.4MB in the beginning and 78.8MB in the end (delta: -27.4MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.77ms. Allocated memory is still 111.1MB. Free memory was 78.8MB in the beginning and 54.9MB in the end (delta: 23.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 213.92ms. Allocated memory is still 111.1MB. Free memory was 54.9MB in the beginning and 64.3MB in the end (delta: -9.4MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1760.95ms. Allocated memory was 111.1MB in the beginning and 190.8MB in the end (delta: 79.7MB). Free memory was 63.8MB in the beginning and 134.3MB in the end (delta: -70.4MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * TraceAbstraction took 153158.11ms. Allocated memory was 190.8MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 133.2MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. * Witness Printer took 179.99ms. Allocated memory is still 2.7GB. Free memory was 1.9GB in the beginning and 1.9GB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] * 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: 128]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 153.1s, OverallIterations: 25, TraceHistogramMax: 15, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.8s, AutomataDifference: 50.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 27.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12423 SdHoareTripleChecker+Valid, 44.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12423 mSDsluCounter, 8873 SdHoareTripleChecker+Invalid, 36.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 702 IncrementalHoareTripleChecker+Unchecked, 1368 mSDsCounter, 4142 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 73581 IncrementalHoareTripleChecker+Invalid, 78425 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4142 mSolverCounterUnsat, 7505 mSDtfsCounter, 73581 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20035 GetRequests, 19852 SyntacticMatches, 0 SemanticMatches, 183 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1824 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18421occurred in iteration=22, InterpolantAutomatonStates: 176, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.2s AutomataMinimizationTime, 25 MinimizatonAttempts, 32415 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 431 NumberOfFragments, 2228 HoareAnnotationTreeSize, 4 FomulaSimplifications, 73035 FormulaSimplificationTreeSizeReduction, 14.4s HoareSimplificationTime, 4 FomulaSimplificationsInter, 299719 FormulaSimplificationTreeSizeReductionInter, 12.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.2s SsaConstructionTime, 4.4s SatisfiabilityAnalysisTime, 61.4s InterpolantComputationTime, 50183 NumberOfCodeBlocks, 50183 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 54262 ConstructedInterpolants, 322 QuantifiedInterpolants, 211387 SizeOfPredicates, 12 NumberOfNonLiveVariables, 18169 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 35 InterpolantComputations, 23 PerfectInterpolantSequences, 199177/206295 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1504]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && 7 == a12) || ((((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4))))) && (!(a16 == 10) || !(5 == a12)))) || ((((a15 <= 3 && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0) && a16 <= 11)) || ((((((((((input == 1 || 3 == input) || 5 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 9) && a15 == 4) && 0 <= a18 + 155) && a18 + 80 <= 0) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5))) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || ((((((!(2 == input) && a16 == 8) && a15 == 4) && !(input == 2)) && 0 <= 77 + a18) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((((a12 == 9 && a15 <= 3) && 0 <= 600001 + a18) && 87 + a18 <= 0) && a16 <= 11)) || (a16 == 8 && a15 <= 3)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || ((((((((((input == 1 || 3 == input) || 5 == input) || 2 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || (a16 == 9 && a15 <= 3)) || ((a15 <= 3 && 0 <= a18 + 155) && 7 == a12)) || (((a16 == 9 && a15 == 4) && 0 <= 600001 + a18) && 7 == a12)) || ((0 <= a18 + 155 && 5 == a12) && a15 == 3)) || (((a15 == 4 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || (((a12 == 9 && a15 <= 3) && 0 <= 600001 + a18) && 11 <= a16)) || ((((((((((input == 1 || 3 == input) || 5 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 9) && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5))) || ((a15 <= 3 && 0 <= a18 + 155) && a12 == 6)) || (((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && (!(input == 3) || a18 <= 134)) && 5 == a12) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || ((((a18 + 79 <= 0 && a12 <= 5) && a15 == 4) && 0 < a18 + 156) && a16 <= 11)) || (((((((((((input == 1 || 3 == input) || 5 == input) || 2 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 8) && a15 == 4) && 0 <= a18 + 155) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5)) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 8) && 11 <= a16)) || (((((a12 <= 5 && a15 == 4) && 10 <= a16) && 0 < (a18 + -599175) / 3 + 156) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a16 == 9 && a15 == 4) && a12 == 8) && 0 <= a18 + 155)) || ((((a16 == 8 && a15 == 4) && a12 == 8) && 0 <= a18 + 155) && ((a15 == 4 && 5 == a12) || a18 <= 134)) - InvariantResult [Line: 1783]: Loop Invariant [2022-07-22 12:53:25,969 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-22 12:53:25,969 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-22 12:53:25,974 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-22 12:53:25,975 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && 7 == a12) || ((((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4))))) && (!(a16 == 10) || !(5 == a12)))) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= a18 + 155) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5)) && (\exists v_~a18~0_908 : int :: 117 + a18 <= v_~a18~0_908 * 9 / 10 % 38 && !(v_~a18~0_908 * 9 / 10 < 0)))) || ((a16 == 8 && a15 <= 3) && a16 <= 11)) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || (((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && ((input == 1 || input == 3) || input == 5)) && 87 + a18 <= 0) && a16 <= 11)) || (((a15 <= 3 && a12 == 8) && 0 <= a18 + 155) && 11 <= a16)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || ((((((((((input == 1 || 3 == input) || 5 == input) || 2 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || ((a15 <= 3 && 0 <= a18 + 155) && 7 == a12)) || (((a16 == 9 && a15 == 4) && 0 <= 600001 + a18) && 7 == a12)) || (((((a16 == 8 && a15 == 4) && !(input == 2)) && 0 <= 77 + a18) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((0 <= a18 + 155 && 5 == a12) && a15 == 3)) || (((a15 == 4 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || (((a16 == 10 && a12 == 8) && 150 <= a18) && a15 == 3)) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= 600001 + a18) && a18 + 156 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || (((((a12 == 9 && a16 == 8) && a15 == 4) && 0 <= a18 + 155) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5)) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 5 == a12) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a12 == 9 && a15 <= 3) && 0 <= 600001 + a18) && 87 + a18 <= 0)) || ((((a12 == 9 && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5))) || ((a15 <= 3 && 0 <= a18 + 155) && a12 == 6)) || ((a16 == 9 && a15 <= 3) && a16 <= 11)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || ((((a18 + 79 <= 0 && a12 <= 5) && a15 == 4) && 0 < a18 + 156) && a16 <= 11)) || (((((a12 <= 5 && a15 == 4) && 10 <= a16) && 0 < (a18 + -599175) / 3 + 156) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a16 == 9 && a15 == 4) && a12 == 8) && 0 <= a18 + 155)) || ((((a16 == 8 && a15 == 4) && a12 == 8) && 0 <= a18 + 155) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a12 == 9 && a15 <= 3) && 0 <= a18 + 155) && 11 <= a16) - InvariantResult [Line: 33]: Loop Invariant [2022-07-22 12:53:25,976 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-22 12:53:25,977 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-22 12:53:25,979 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] [2022-07-22 12:53:25,979 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_908,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && 7 == a12) || ((((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && 87 + a18 <= 0) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4))))) && (!(a16 == 10) || !(5 == a12)))) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= a18 + 155) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5)) && (\exists v_~a18~0_908 : int :: 117 + a18 <= v_~a18~0_908 * 9 / 10 % 38 && !(v_~a18~0_908 * 9 / 10 < 0)))) || ((a16 == 8 && a15 <= 3) && a16 <= 11)) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || (((((a12 <= 5 && a15 == 4) && 0 <= 600001 + a18) && ((input == 1 || input == 3) || input == 5)) && 87 + a18 <= 0) && a16 <= 11)) || (((a15 <= 3 && a12 == 8) && 0 <= a18 + 155) && 11 <= a16)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || ((((((((((input == 1 || 3 == input) || 5 == input) || 2 == input) || 6 == input) || input == 4) && a12 == 9) && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || ((a15 <= 3 && 0 <= a18 + 155) && 7 == a12)) || (((a16 == 9 && a15 == 4) && 0 <= 600001 + a18) && 7 == a12)) || (((((a16 == 8 && a15 == 4) && !(input == 2)) && 0 <= 77 + a18) && ((a15 == 4 && 5 == a12) || a18 <= 134)) && 7 == a12)) || ((0 <= a18 + 155 && 5 == a12) && a15 == 3)) || (((a15 == 4 && 0 <= 600001 + a18) && a12 == 6) && a16 <= 11)) || (((a16 == 10 && a12 == 8) && 150 <= a18) && a15 == 3)) || (((((a12 == 9 && a16 == 9) && a15 == 4) && 0 <= 600001 + a18) && a18 + 156 <= 0) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5))) || (((((a12 == 9 && a16 == 8) && a15 == 4) && 0 <= a18 + 155) && (((((input == 6 || input == 2) || input == 1) || input == 3) || input == 4) || input == 5)) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || ((((a16 == 8 && a15 == 4) && 0 <= 600001 + a18) && 5 == a12) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a12 == 9 && a15 <= 3) && 0 <= 600001 + a18) && 87 + a18 <= 0)) || ((((a12 == 9 && a16 == 8) && a15 == 4) && a18 / -2 + 79 <= 0) && ((((input == 6 || input == 1) || input == 3) || input == 4) || input == 5))) || ((a15 <= 3 && 0 <= a18 + 155) && a12 == 6)) || ((a16 == 9 && a15 <= 3) && a16 <= 11)) || (((a15 <= 3 && 0 <= 600001 + a18) && a12 == 8) && 87 + a18 <= 0)) || ((((a18 + 79 <= 0 && a12 <= 5) && a15 == 4) && 0 < a18 + 156) && a16 <= 11)) || (((((a12 <= 5 && a15 == 4) && 10 <= a16) && 0 < (a18 + -599175) / 3 + 156) && a16 <= 11) && (((((input == 2 || input == 1) || input == 3) || input == 4) || input == 5) || ((!(a12 == 9) || (input == 6 && a15 == 4)) && (!(5 == a12) || (input == 6 && a15 == 4)))))) || (((a16 == 9 && a15 == 4) && a12 == 8) && 0 <= a18 + 155)) || ((((a16 == 8 && a15 == 4) && a12 == 8) && 0 <= a18 + 155) && ((a15 == 4 && 5 == a12) || a18 <= 134))) || (((a12 == 9 && a15 <= 3) && 0 <= a18 + 155) && 11 <= a16) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-07-22 12:53:25,994 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