./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-99.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-99.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', 'd31b94bbf1da8366d1bc8614cb64a8b0d83f299cc9a1e1e77f3922a9164d57b5'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-99.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 d31b94bbf1da8366d1bc8614cb64a8b0d83f299cc9a1e1e77f3922a9164d57b5 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 09:46:20,649 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 09:46:20,740 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 09:46:20,745 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 09:46:20,745 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 09:46:20,777 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 09:46:20,778 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 09:46:20,778 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 09:46:20,779 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 09:46:20,779 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 09:46:20,779 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 09:46:20,779 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 09:46:20,779 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 09:46:20,779 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 09:46:20,779 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 09:46:20,779 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 09:46:20,780 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 09:46:20,780 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 09:46:20,780 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 09:46:20,780 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 09:46:20,780 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 09:46:20,780 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 09:46:20,780 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 09:46:20,780 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 09:46:20,780 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 09:46:20,780 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 09:46:20,780 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 09:46:20,780 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 09:46:20,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 09:46:20,781 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 09:46:20,781 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 09:46:20,781 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 09:46:20,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 09:46:20,781 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 09:46:20,781 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 09:46:20,781 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 09:46:20,781 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 09:46:20,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 09:46:20,782 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 09:46:20,782 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 09:46:20,782 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 09:46:20,782 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 09:46:20,782 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> d31b94bbf1da8366d1bc8614cb64a8b0d83f299cc9a1e1e77f3922a9164d57b5 [2024-11-07 09:46:21,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 09:46:21,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 09:46:21,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 09:46:21,100 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 09:46:21,101 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 09:46:21,103 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-99.i [2024-11-07 09:46:22,582 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 09:46:22,878 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 09:46:22,879 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-99.i [2024-11-07 09:46:22,901 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/76b80141f/847f1d3ca2a341fd9702eda2a9d8fac5/FLAG9d0bcde81 [2024-11-07 09:46:22,923 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/76b80141f/847f1d3ca2a341fd9702eda2a9d8fac5 [2024-11-07 09:46:22,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 09:46:22,927 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 09:46:22,930 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 09:46:22,930 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 09:46:22,935 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 09:46:22,935 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:46:22" (1/1) ... [2024-11-07 09:46:22,936 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b5626c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:46:22, skipping insertion in model container [2024-11-07 09:46:22,937 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:46:22" (1/1) ... [2024-11-07 09:46:22,969 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 09:46:23,100 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-99.i[916,929] [2024-11-07 09:46:23,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 09:46:23,320 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 09:46:23,335 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-99.i[916,929] [2024-11-07 09:46:23,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 09:46:23,494 INFO L204 MainTranslator]: Completed translation [2024-11-07 09:46:23,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:46:23 WrapperNode [2024-11-07 09:46:23,497 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 09:46:23,498 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 09:46:23,498 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 09:46:23,498 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 09:46:23,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:46:23" (1/1) ... [2024-11-07 09:46:23,546 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:46:23" (1/1) ... [2024-11-07 09:46:23,651 INFO L138 Inliner]: procedures = 26, calls = 83, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 684 [2024-11-07 09:46:23,652 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 09:46:23,652 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 09:46:23,653 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 09:46:23,653 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 09:46:23,661 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:46:23" (1/1) ... [2024-11-07 09:46:23,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:46:23" (1/1) ... [2024-11-07 09:46:23,677 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:46:23" (1/1) ... [2024-11-07 09:46:23,781 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-07 09:46:23,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:46:23" (1/1) ... [2024-11-07 09:46:23,782 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:46:23" (1/1) ... [2024-11-07 09:46:23,816 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:46:23" (1/1) ... [2024-11-07 09:46:23,824 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:46:23" (1/1) ... [2024-11-07 09:46:23,833 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:46:23" (1/1) ... [2024-11-07 09:46:23,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:46:23" (1/1) ... [2024-11-07 09:46:23,858 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 09:46:23,859 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 09:46:23,859 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 09:46:23,859 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 09:46:23,860 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:46:23" (1/1) ... [2024-11-07 09:46:23,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 09:46:23,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 09:46:23,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 09:46:23,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 09:46:23,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 09:46:23,934 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 09:46:23,934 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 09:46:23,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 09:46:23,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 09:46:23,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 09:46:24,127 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 09:46:24,129 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 09:46:25,522 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live. [2024-11-07 09:46:25,522 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 09:46:25,541 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 09:46:25,541 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 09:46:25,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:46:25 BoogieIcfgContainer [2024-11-07 09:46:25,542 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 09:46:25,545 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 09:46:25,545 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 09:46:25,550 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 09:46:25,550 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 09:46:22" (1/3) ... [2024-11-07 09:46:25,551 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c0e9e1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:46:25, skipping insertion in model container [2024-11-07 09:46:25,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:46:23" (2/3) ... [2024-11-07 09:46:25,552 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c0e9e1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:46:25, skipping insertion in model container [2024-11-07 09:46:25,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:46:25" (3/3) ... [2024-11-07 09:46:25,553 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-99.i [2024-11-07 09:46:25,568 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 09:46:25,569 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 09:46:25,645 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 09:46:25,658 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@44703d57, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 09:46:25,658 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 09:46:25,666 INFO L276 IsEmpty]: Start isEmpty. Operand has 280 states, 207 states have (on average 1.565217391304348) internal successors, (324), 208 states have internal predecessors, (324), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-07 09:46:25,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2024-11-07 09:46:25,703 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:25,704 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:25,705 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:25,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:25,711 INFO L85 PathProgramCache]: Analyzing trace with hash 100497165, now seen corresponding path program 1 times [2024-11-07 09:46:25,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:25,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225076228] [2024-11-07 09:46:25,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:25,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:25,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:26,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:26,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:26,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:26,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:26,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:26,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:26,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:26,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:26,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:26,931 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:26,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:26,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225076228] [2024-11-07 09:46:26,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225076228] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:26,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:26,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 09:46:26,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185186078] [2024-11-07 09:46:26,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:26,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 09:46:26,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:26,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 09:46:26,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 09:46:26,970 INFO L87 Difference]: Start difference. First operand has 280 states, 207 states have (on average 1.565217391304348) internal successors, (324), 208 states have internal predecessors, (324), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) Second operand has 2 states, 2 states have (on average 68.0) internal successors, (136), 2 states have internal predecessors, (136), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 2 states have call successors, (70) [2024-11-07 09:46:27,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:27,030 INFO L93 Difference]: Finished difference Result 553 states and 992 transitions. [2024-11-07 09:46:27,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 09:46:27,033 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 68.0) internal successors, (136), 2 states have internal predecessors, (136), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 2 states have call successors, (70) Word has length 483 [2024-11-07 09:46:27,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:27,043 INFO L225 Difference]: With dead ends: 553 [2024-11-07 09:46:27,044 INFO L226 Difference]: Without dead ends: 276 [2024-11-07 09:46:27,052 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 09:46:27,056 INFO L432 NwaCegarLoop]: 456 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:27,057 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 456 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 09:46:27,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2024-11-07 09:46:27,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 276. [2024-11-07 09:46:27,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 204 states have (on average 1.5490196078431373) internal successors, (316), 204 states have internal predecessors, (316), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-07 09:46:27,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 456 transitions. [2024-11-07 09:46:27,148 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 456 transitions. Word has length 483 [2024-11-07 09:46:27,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:27,150 INFO L471 AbstractCegarLoop]: Abstraction has 276 states and 456 transitions. [2024-11-07 09:46:27,150 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 68.0) internal successors, (136), 2 states have internal predecessors, (136), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 2 states have call successors, (70) [2024-11-07 09:46:27,150 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 456 transitions. [2024-11-07 09:46:27,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2024-11-07 09:46:27,163 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:27,163 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:27,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 09:46:27,164 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:27,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:27,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1907929251, now seen corresponding path program 1 times [2024-11-07 09:46:27,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:27,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058059940] [2024-11-07 09:46:27,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:27,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:27,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:27,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:27,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:27,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:27,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:27,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:27,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:27,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:27,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:27,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:27,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:27,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:27,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:27,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:27,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:27,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:27,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:27,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:27,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:27,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:27,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:27,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:27,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:27,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:27,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:28,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:28,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:28,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:28,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:28,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:28,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:28,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,090 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:28,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:28,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058059940] [2024-11-07 09:46:28,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058059940] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:28,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:28,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 09:46:28,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329542165] [2024-11-07 09:46:28,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:28,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 09:46:28,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:28,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 09:46:28,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:46:28,094 INFO L87 Difference]: Start difference. First operand 276 states and 456 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:28,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:28,232 INFO L93 Difference]: Finished difference Result 742 states and 1227 transitions. [2024-11-07 09:46:28,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 09:46:28,234 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 483 [2024-11-07 09:46:28,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:28,246 INFO L225 Difference]: With dead ends: 742 [2024-11-07 09:46:28,246 INFO L226 Difference]: Without dead ends: 469 [2024-11-07 09:46:28,247 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:46:28,248 INFO L432 NwaCegarLoop]: 560 mSDtfsCounter, 312 mSDsluCounter, 442 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 312 SdHoareTripleChecker+Valid, 1002 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:28,248 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [312 Valid, 1002 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 09:46:28,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2024-11-07 09:46:28,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 466. [2024-11-07 09:46:28,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 466 states, 353 states have (on average 1.5552407932011332) internal successors, (549), 354 states have internal predecessors, (549), 110 states have call successors, (110), 2 states have call predecessors, (110), 2 states have return successors, (110), 109 states have call predecessors, (110), 110 states have call successors, (110) [2024-11-07 09:46:28,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 769 transitions. [2024-11-07 09:46:28,313 INFO L78 Accepts]: Start accepts. Automaton has 466 states and 769 transitions. Word has length 483 [2024-11-07 09:46:28,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:28,314 INFO L471 AbstractCegarLoop]: Abstraction has 466 states and 769 transitions. [2024-11-07 09:46:28,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:28,315 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 769 transitions. [2024-11-07 09:46:28,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2024-11-07 09:46:28,322 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:28,322 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:28,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 09:46:28,323 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:28,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:28,323 INFO L85 PathProgramCache]: Analyzing trace with hash 1707765791, now seen corresponding path program 1 times [2024-11-07 09:46:28,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:28,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401619694] [2024-11-07 09:46:28,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:28,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:28,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:28,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:28,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:28,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:28,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:28,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:28,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:28,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:28,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:28,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:28,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:28,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:28,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:28,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:28,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:28,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:28,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:28,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:28,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:29,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:29,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:29,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:29,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:29,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:29,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:29,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:29,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:29,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:29,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:29,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:29,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,067 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:29,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:29,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401619694] [2024-11-07 09:46:29,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401619694] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:29,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:29,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 09:46:29,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470829458] [2024-11-07 09:46:29,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:29,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 09:46:29,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:29,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 09:46:29,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:46:29,072 INFO L87 Difference]: Start difference. First operand 466 states and 769 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:29,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:29,213 INFO L93 Difference]: Finished difference Result 1219 states and 2014 transitions. [2024-11-07 09:46:29,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 09:46:29,214 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 483 [2024-11-07 09:46:29,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:29,224 INFO L225 Difference]: With dead ends: 1219 [2024-11-07 09:46:29,225 INFO L226 Difference]: Without dead ends: 756 [2024-11-07 09:46:29,226 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:46:29,227 INFO L432 NwaCegarLoop]: 476 mSDtfsCounter, 238 mSDsluCounter, 438 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 914 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:29,229 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [238 Valid, 914 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 09:46:29,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2024-11-07 09:46:29,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 752. [2024-11-07 09:46:29,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 752 states, 621 states have (on average 1.5925925925925926) internal successors, (989), 624 states have internal predecessors, (989), 126 states have call successors, (126), 4 states have call predecessors, (126), 4 states have return successors, (126), 123 states have call predecessors, (126), 126 states have call successors, (126) [2024-11-07 09:46:29,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 752 states and 1241 transitions. [2024-11-07 09:46:29,306 INFO L78 Accepts]: Start accepts. Automaton has 752 states and 1241 transitions. Word has length 483 [2024-11-07 09:46:29,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:29,307 INFO L471 AbstractCegarLoop]: Abstraction has 752 states and 1241 transitions. [2024-11-07 09:46:29,307 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:29,307 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1241 transitions. [2024-11-07 09:46:29,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2024-11-07 09:46:29,323 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:29,323 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:29,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 09:46:29,324 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:29,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:29,324 INFO L85 PathProgramCache]: Analyzing trace with hash -249726745, now seen corresponding path program 1 times [2024-11-07 09:46:29,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:29,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200671344] [2024-11-07 09:46:29,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:29,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:29,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:29,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:29,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:29,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:29,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:29,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:29,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:29,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:29,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:29,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:29,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:29,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:29,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:29,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:29,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:29,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:29,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:29,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:29,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:29,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:29,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:29,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:29,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:29,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:29,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:29,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:29,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:29,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:29,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:29,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:29,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:29,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:29,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:29,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:29,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:29,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:29,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:29,907 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:29,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:29,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200671344] [2024-11-07 09:46:29,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200671344] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:29,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:29,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 09:46:29,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167920124] [2024-11-07 09:46:29,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:29,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 09:46:29,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:29,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 09:46:29,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:46:29,910 INFO L87 Difference]: Start difference. First operand 752 states and 1241 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:30,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:30,024 INFO L93 Difference]: Finished difference Result 2124 states and 3499 transitions. [2024-11-07 09:46:30,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 09:46:30,025 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 483 [2024-11-07 09:46:30,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:30,039 INFO L225 Difference]: With dead ends: 2124 [2024-11-07 09:46:30,039 INFO L226 Difference]: Without dead ends: 1375 [2024-11-07 09:46:30,042 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:46:30,043 INFO L432 NwaCegarLoop]: 842 mSDtfsCounter, 397 mSDsluCounter, 438 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 397 SdHoareTripleChecker+Valid, 1280 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:30,043 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [397 Valid, 1280 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 09:46:30,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1375 states. [2024-11-07 09:46:30,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1375 to 760. [2024-11-07 09:46:30,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 760 states, 629 states have (on average 1.5850556438791732) internal successors, (997), 632 states have internal predecessors, (997), 126 states have call successors, (126), 4 states have call predecessors, (126), 4 states have return successors, (126), 123 states have call predecessors, (126), 126 states have call successors, (126) [2024-11-07 09:46:30,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 760 states and 1249 transitions. [2024-11-07 09:46:30,147 INFO L78 Accepts]: Start accepts. Automaton has 760 states and 1249 transitions. Word has length 483 [2024-11-07 09:46:30,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:30,149 INFO L471 AbstractCegarLoop]: Abstraction has 760 states and 1249 transitions. [2024-11-07 09:46:30,150 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:30,150 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1249 transitions. [2024-11-07 09:46:30,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2024-11-07 09:46:30,159 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:30,160 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:30,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 09:46:30,160 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:30,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:30,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1995852709, now seen corresponding path program 1 times [2024-11-07 09:46:30,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:30,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601783382] [2024-11-07 09:46:30,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:30,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:30,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:30,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:30,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:30,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:30,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:30,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:30,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:30,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:30,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:30,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:30,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:30,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:30,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:30,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:30,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:31,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:31,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:31,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:31,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:31,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:31,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:31,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:31,192 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:31,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:31,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601783382] [2024-11-07 09:46:31,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601783382] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:31,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:31,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:46:31,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295056627] [2024-11-07 09:46:31,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:31,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:46:31,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:31,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:46:31,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:46:31,195 INFO L87 Difference]: Start difference. First operand 760 states and 1249 transitions. Second operand has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:31,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:31,663 INFO L93 Difference]: Finished difference Result 2268 states and 3757 transitions. [2024-11-07 09:46:31,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:46:31,664 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 483 [2024-11-07 09:46:31,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:31,674 INFO L225 Difference]: With dead ends: 2268 [2024-11-07 09:46:31,674 INFO L226 Difference]: Without dead ends: 1511 [2024-11-07 09:46:31,677 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:46:31,678 INFO L432 NwaCegarLoop]: 445 mSDtfsCounter, 549 mSDsluCounter, 876 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 549 SdHoareTripleChecker+Valid, 1321 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:31,678 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [549 Valid, 1321 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 09:46:31,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1511 states. [2024-11-07 09:46:31,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1511 to 879. [2024-11-07 09:46:31,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 879 states, 677 states have (on average 1.5435745937961596) internal successors, (1045), 680 states have internal predecessors, (1045), 196 states have call successors, (196), 5 states have call predecessors, (196), 5 states have return successors, (196), 193 states have call predecessors, (196), 196 states have call successors, (196) [2024-11-07 09:46:31,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 879 states and 1437 transitions. [2024-11-07 09:46:31,815 INFO L78 Accepts]: Start accepts. Automaton has 879 states and 1437 transitions. Word has length 483 [2024-11-07 09:46:31,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:31,816 INFO L471 AbstractCegarLoop]: Abstraction has 879 states and 1437 transitions. [2024-11-07 09:46:31,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:31,817 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1437 transitions. [2024-11-07 09:46:31,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2024-11-07 09:46:31,823 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:31,824 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:31,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 09:46:31,824 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:31,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:31,824 INFO L85 PathProgramCache]: Analyzing trace with hash 583481517, now seen corresponding path program 1 times [2024-11-07 09:46:31,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:31,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828303312] [2024-11-07 09:46:31,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:31,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:31,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:32,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:32,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:32,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:32,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:32,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:32,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:32,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:32,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:32,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:32,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:32,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:32,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:32,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:32,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:32,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:32,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:32,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:32,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:32,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:32,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:32,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:32,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:32,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:32,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:32,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:32,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:32,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:32,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:32,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:32,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:32,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:32,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:32,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:32,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:32,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:32,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:32,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:32,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:32,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:32,950 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:32,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:32,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828303312] [2024-11-07 09:46:32,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828303312] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:32,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:32,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:46:32,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639044403] [2024-11-07 09:46:32,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:32,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:46:32,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:32,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:46:32,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:46:32,958 INFO L87 Difference]: Start difference. First operand 879 states and 1437 transitions. Second operand has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:33,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:33,368 INFO L93 Difference]: Finished difference Result 2172 states and 3584 transitions. [2024-11-07 09:46:33,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:46:33,370 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 483 [2024-11-07 09:46:33,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:33,380 INFO L225 Difference]: With dead ends: 2172 [2024-11-07 09:46:33,380 INFO L226 Difference]: Without dead ends: 1415 [2024-11-07 09:46:33,383 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:46:33,385 INFO L432 NwaCegarLoop]: 444 mSDtfsCounter, 355 mSDsluCounter, 880 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 355 SdHoareTripleChecker+Valid, 1324 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:33,385 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [355 Valid, 1324 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 09:46:33,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1415 states. [2024-11-07 09:46:33,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1415 to 1297. [2024-11-07 09:46:33,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1297 states, 1095 states have (on average 1.621917808219178) internal successors, (1776), 1098 states have internal predecessors, (1776), 196 states have call successors, (196), 5 states have call predecessors, (196), 5 states have return successors, (196), 193 states have call predecessors, (196), 196 states have call successors, (196) [2024-11-07 09:46:33,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1297 states and 2168 transitions. [2024-11-07 09:46:33,474 INFO L78 Accepts]: Start accepts. Automaton has 1297 states and 2168 transitions. Word has length 483 [2024-11-07 09:46:33,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:33,475 INFO L471 AbstractCegarLoop]: Abstraction has 1297 states and 2168 transitions. [2024-11-07 09:46:33,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:33,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 2168 transitions. [2024-11-07 09:46:33,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2024-11-07 09:46:33,479 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:33,479 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:33,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 09:46:33,479 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:33,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:33,480 INFO L85 PathProgramCache]: Analyzing trace with hash 190845096, now seen corresponding path program 1 times [2024-11-07 09:46:33,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:33,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057589719] [2024-11-07 09:46:33,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:33,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:33,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:34,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:34,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:34,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:34,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:34,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:34,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:34,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:34,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:34,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:34,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:34,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:34,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:34,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:34,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:34,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:34,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:34,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:34,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:34,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:34,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:34,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:34,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:34,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:34,700 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:34,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:34,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057589719] [2024-11-07 09:46:34,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057589719] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:34,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:34,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 09:46:34,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622946336] [2024-11-07 09:46:34,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:34,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 09:46:34,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:34,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 09:46:34,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:46:34,703 INFO L87 Difference]: Start difference. First operand 1297 states and 2168 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:34,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:34,839 INFO L93 Difference]: Finished difference Result 3620 states and 6076 transitions. [2024-11-07 09:46:34,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 09:46:34,841 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 484 [2024-11-07 09:46:34,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:34,859 INFO L225 Difference]: With dead ends: 3620 [2024-11-07 09:46:34,859 INFO L226 Difference]: Without dead ends: 2459 [2024-11-07 09:46:34,864 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:46:34,864 INFO L432 NwaCegarLoop]: 448 mSDtfsCounter, 327 mSDsluCounter, 441 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 889 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:34,864 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [327 Valid, 889 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 09:46:34,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2459 states. [2024-11-07 09:46:35,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2459 to 2456. [2024-11-07 09:46:35,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2456 states, 2124 states have (on average 1.6346516007532956) internal successors, (3472), 2130 states have internal predecessors, (3472), 322 states have call successors, (322), 9 states have call predecessors, (322), 9 states have return successors, (322), 316 states have call predecessors, (322), 322 states have call successors, (322) [2024-11-07 09:46:35,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2456 states and 4116 transitions. [2024-11-07 09:46:35,077 INFO L78 Accepts]: Start accepts. Automaton has 2456 states and 4116 transitions. Word has length 484 [2024-11-07 09:46:35,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:35,078 INFO L471 AbstractCegarLoop]: Abstraction has 2456 states and 4116 transitions. [2024-11-07 09:46:35,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:35,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 4116 transitions. [2024-11-07 09:46:35,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2024-11-07 09:46:35,085 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:35,085 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:35,085 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 09:46:35,085 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:35,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:35,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1270118504, now seen corresponding path program 1 times [2024-11-07 09:46:35,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:35,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461821015] [2024-11-07 09:46:35,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:35,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:35,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:35,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:35,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:35,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:35,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:35,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:35,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:35,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:35,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:35,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:35,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:35,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:35,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:35,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:35,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:35,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:35,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:35,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:35,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:35,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:35,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:35,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:35,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:35,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:36,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:36,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:36,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:36,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:36,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:36,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:36,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:36,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:36,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:36,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:36,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:36,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:36,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:36,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:36,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:36,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:36,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:36,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:36,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:36,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:36,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:36,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:36,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:36,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:36,255 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:36,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:36,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461821015] [2024-11-07 09:46:36,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461821015] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:36,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:36,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 09:46:36,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218091907] [2024-11-07 09:46:36,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:36,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 09:46:36,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:36,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 09:46:36,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:46:36,259 INFO L87 Difference]: Start difference. First operand 2456 states and 4116 transitions. Second operand has 5 states, 5 states have (on average 27.4) internal successors, (137), 5 states have internal predecessors, (137), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2024-11-07 09:46:36,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:36,944 INFO L93 Difference]: Finished difference Result 6572 states and 10911 transitions. [2024-11-07 09:46:36,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:46:36,945 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.4) internal successors, (137), 5 states have internal predecessors, (137), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) Word has length 484 [2024-11-07 09:46:36,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:36,975 INFO L225 Difference]: With dead ends: 6572 [2024-11-07 09:46:36,975 INFO L226 Difference]: Without dead ends: 4249 [2024-11-07 09:46:36,984 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-07 09:46:36,985 INFO L432 NwaCegarLoop]: 485 mSDtfsCounter, 611 mSDsluCounter, 1292 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 611 SdHoareTripleChecker+Valid, 1777 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:36,985 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [611 Valid, 1777 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 09:46:36,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4249 states. [2024-11-07 09:46:37,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4249 to 4029. [2024-11-07 09:46:37,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 3437 states have (on average 1.6054698865289496) internal successors, (5518), 3449 states have internal predecessors, (5518), 574 states have call successors, (574), 17 states have call predecessors, (574), 17 states have return successors, (574), 562 states have call predecessors, (574), 574 states have call successors, (574) [2024-11-07 09:46:37,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 6666 transitions. [2024-11-07 09:46:37,350 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 6666 transitions. Word has length 484 [2024-11-07 09:46:37,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:37,351 INFO L471 AbstractCegarLoop]: Abstraction has 4029 states and 6666 transitions. [2024-11-07 09:46:37,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.4) internal successors, (137), 5 states have internal predecessors, (137), 2 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2024-11-07 09:46:37,351 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 6666 transitions. [2024-11-07 09:46:37,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2024-11-07 09:46:37,356 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:37,357 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:37,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 09:46:37,357 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:37,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:37,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1992611925, now seen corresponding path program 1 times [2024-11-07 09:46:37,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:37,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303253094] [2024-11-07 09:46:37,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:37,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:38,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:38,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:38,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:38,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:38,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:38,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:38,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:38,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:38,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:38,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:38,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:38,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:38,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:38,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:38,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:38,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:38,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:38,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:38,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:38,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:38,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:38,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:38,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:38,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:38,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:38,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:38,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:38,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:38,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:38,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:38,465 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:38,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:38,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303253094] [2024-11-07 09:46:38,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303253094] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:38,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:38,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 09:46:38,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016105491] [2024-11-07 09:46:38,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:38,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 09:46:38,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:38,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 09:46:38,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:46:38,468 INFO L87 Difference]: Start difference. First operand 4029 states and 6666 transitions. Second operand has 5 states, 5 states have (on average 27.8) internal successors, (139), 5 states have internal predecessors, (139), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:39,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:39,242 INFO L93 Difference]: Finished difference Result 5673 states and 9324 transitions. [2024-11-07 09:46:39,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 09:46:39,243 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.8) internal successors, (139), 5 states have internal predecessors, (139), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 486 [2024-11-07 09:46:39,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:39,260 INFO L225 Difference]: With dead ends: 5673 [2024-11-07 09:46:39,260 INFO L226 Difference]: Without dead ends: 2196 [2024-11-07 09:46:39,266 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 145 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-07 09:46:39,267 INFO L432 NwaCegarLoop]: 484 mSDtfsCounter, 561 mSDsluCounter, 1161 mSDsCounter, 0 mSdLazyCounter, 271 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 1645 SdHoareTripleChecker+Invalid, 483 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:39,268 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [561 Valid, 1645 Invalid, 483 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 271 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-07 09:46:39,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2196 states. [2024-11-07 09:46:39,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2196 to 2084. [2024-11-07 09:46:39,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2084 states, 1752 states have (on average 1.596461187214612) internal successors, (2797), 1758 states have internal predecessors, (2797), 322 states have call successors, (322), 9 states have call predecessors, (322), 9 states have return successors, (322), 316 states have call predecessors, (322), 322 states have call successors, (322) [2024-11-07 09:46:39,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 2084 states and 3441 transitions. [2024-11-07 09:46:39,403 INFO L78 Accepts]: Start accepts. Automaton has 2084 states and 3441 transitions. Word has length 486 [2024-11-07 09:46:39,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:39,404 INFO L471 AbstractCegarLoop]: Abstraction has 2084 states and 3441 transitions. [2024-11-07 09:46:39,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.8) internal successors, (139), 5 states have internal predecessors, (139), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:39,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 3441 transitions. [2024-11-07 09:46:39,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2024-11-07 09:46:39,408 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:39,409 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:39,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-07 09:46:39,409 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:39,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:39,409 INFO L85 PathProgramCache]: Analyzing trace with hash 933524315, now seen corresponding path program 1 times [2024-11-07 09:46:39,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:39,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983017915] [2024-11-07 09:46:39,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:39,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:39,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:40,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:40,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:40,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:40,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:40,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:40,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:40,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:40,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:40,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:40,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:40,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:40,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:40,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:40,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:40,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:40,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:40,910 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:40,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:40,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983017915] [2024-11-07 09:46:40,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983017915] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:40,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:40,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:46:40,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069854245] [2024-11-07 09:46:40,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:40,912 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:46:40,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:40,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:46:40,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:46:40,913 INFO L87 Difference]: Start difference. First operand 2084 states and 3441 transitions. Second operand has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:41,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:41,159 INFO L93 Difference]: Finished difference Result 4169 states and 6853 transitions. [2024-11-07 09:46:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:46:41,161 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 487 [2024-11-07 09:46:41,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:41,177 INFO L225 Difference]: With dead ends: 4169 [2024-11-07 09:46:41,177 INFO L226 Difference]: Without dead ends: 2431 [2024-11-07 09:46:41,183 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:46:41,184 INFO L432 NwaCegarLoop]: 447 mSDtfsCounter, 513 mSDsluCounter, 852 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 513 SdHoareTripleChecker+Valid, 1299 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:41,184 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [513 Valid, 1299 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 09:46:41,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2431 states. [2024-11-07 09:46:41,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2431 to 1765. [2024-11-07 09:46:41,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1765 states, 1464 states have (on average 1.596311475409836) internal successors, (2337), 1466 states have internal predecessors, (2337), 290 states have call successors, (290), 10 states have call predecessors, (290), 10 states have return successors, (290), 288 states have call predecessors, (290), 290 states have call successors, (290) [2024-11-07 09:46:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1765 states and 2917 transitions. [2024-11-07 09:46:41,360 INFO L78 Accepts]: Start accepts. Automaton has 1765 states and 2917 transitions. Word has length 487 [2024-11-07 09:46:41,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:41,361 INFO L471 AbstractCegarLoop]: Abstraction has 1765 states and 2917 transitions. [2024-11-07 09:46:41,364 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:41,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 2917 transitions. [2024-11-07 09:46:41,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2024-11-07 09:46:41,372 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:41,372 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:41,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-07 09:46:41,372 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:41,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:41,373 INFO L85 PathProgramCache]: Analyzing trace with hash 979974293, now seen corresponding path program 1 times [2024-11-07 09:46:41,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:41,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694554498] [2024-11-07 09:46:41,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:41,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:41,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:42,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:42,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:42,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:42,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:42,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:42,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:42,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:42,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:42,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:42,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:42,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:42,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:42,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:42,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:42,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:42,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:42,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:42,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:42,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:42,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:42,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:42,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:42,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:42,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:42,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:42,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:42,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:42,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:42,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:42,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:42,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:42,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:42,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:42,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:42,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:42,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:42,962 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:42,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:42,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694554498] [2024-11-07 09:46:42,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [694554498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:42,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:42,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 09:46:42,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900173674] [2024-11-07 09:46:42,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:42,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 09:46:42,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:42,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 09:46:42,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-07 09:46:42,966 INFO L87 Difference]: Start difference. First operand 1765 states and 2917 transitions. Second operand has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 6 states have internal predecessors, (140), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:43,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:43,382 INFO L93 Difference]: Finished difference Result 3680 states and 6014 transitions. [2024-11-07 09:46:43,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 09:46:43,387 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 6 states have internal predecessors, (140), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 487 [2024-11-07 09:46:43,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:43,407 INFO L225 Difference]: With dead ends: 3680 [2024-11-07 09:46:43,407 INFO L226 Difference]: Without dead ends: 2359 [2024-11-07 09:46:43,412 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2024-11-07 09:46:43,414 INFO L432 NwaCegarLoop]: 549 mSDtfsCounter, 677 mSDsluCounter, 965 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 677 SdHoareTripleChecker+Valid, 1514 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:43,414 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [677 Valid, 1514 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 09:46:43,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2359 states. [2024-11-07 09:46:43,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2359 to 1990. [2024-11-07 09:46:43,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1990 states, 1669 states have (on average 1.5877771120431396) internal successors, (2650), 1673 states have internal predecessors, (2650), 306 states have call successors, (306), 14 states have call predecessors, (306), 14 states have return successors, (306), 302 states have call predecessors, (306), 306 states have call successors, (306) [2024-11-07 09:46:43,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 1990 states and 3262 transitions. [2024-11-07 09:46:43,548 INFO L78 Accepts]: Start accepts. Automaton has 1990 states and 3262 transitions. Word has length 487 [2024-11-07 09:46:43,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:43,549 INFO L471 AbstractCegarLoop]: Abstraction has 1990 states and 3262 transitions. [2024-11-07 09:46:43,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 6 states have internal predecessors, (140), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:43,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 3262 transitions. [2024-11-07 09:46:43,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2024-11-07 09:46:43,553 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:43,553 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:43,554 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-07 09:46:43,554 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:43,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:43,554 INFO L85 PathProgramCache]: Analyzing trace with hash -26933291, now seen corresponding path program 1 times [2024-11-07 09:46:43,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:43,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937364918] [2024-11-07 09:46:43,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:43,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:44,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:44,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:44,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:44,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:44,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:44,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:44,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:44,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:44,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:44,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:44,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:44,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:44,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:44,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:44,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:44,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:44,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:44,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:44,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:44,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:44,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:44,566 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:44,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:44,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937364918] [2024-11-07 09:46:44,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937364918] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:44,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:44,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 09:46:44,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973196612] [2024-11-07 09:46:44,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:44,568 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 09:46:44,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:44,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 09:46:44,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:46:44,569 INFO L87 Difference]: Start difference. First operand 1990 states and 3262 transitions. Second operand has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:45,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:45,113 INFO L93 Difference]: Finished difference Result 4695 states and 7672 transitions. [2024-11-07 09:46:45,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 09:46:45,114 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 487 [2024-11-07 09:46:45,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:45,135 INFO L225 Difference]: With dead ends: 4695 [2024-11-07 09:46:45,136 INFO L226 Difference]: Without dead ends: 3103 [2024-11-07 09:46:45,142 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-07 09:46:45,142 INFO L432 NwaCegarLoop]: 652 mSDtfsCounter, 465 mSDsluCounter, 1148 mSDsCounter, 0 mSdLazyCounter, 264 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 1800 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:45,142 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [465 Valid, 1800 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 264 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 09:46:45,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3103 states. [2024-11-07 09:46:45,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3103 to 3089. [2024-11-07 09:46:45,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3089 states, 2536 states have (on average 1.5701892744479495) internal successors, (3982), 2542 states have internal predecessors, (3982), 526 states have call successors, (526), 26 states have call predecessors, (526), 26 states have return successors, (526), 520 states have call predecessors, (526), 526 states have call successors, (526) [2024-11-07 09:46:45,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3089 states to 3089 states and 5034 transitions. [2024-11-07 09:46:45,348 INFO L78 Accepts]: Start accepts. Automaton has 3089 states and 5034 transitions. Word has length 487 [2024-11-07 09:46:45,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:45,349 INFO L471 AbstractCegarLoop]: Abstraction has 3089 states and 5034 transitions. [2024-11-07 09:46:45,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:45,349 INFO L276 IsEmpty]: Start isEmpty. Operand 3089 states and 5034 transitions. [2024-11-07 09:46:45,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2024-11-07 09:46:45,353 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:45,353 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:45,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-07 09:46:45,354 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:45,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:45,354 INFO L85 PathProgramCache]: Analyzing trace with hash 2012797723, now seen corresponding path program 1 times [2024-11-07 09:46:45,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:45,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725730499] [2024-11-07 09:46:45,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:45,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:45,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:46,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:46,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:46,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:46,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:46,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:46,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:46,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:46,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:46,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:46,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:46,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:46,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:46,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:46,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:46,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:46,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:46,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:46,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:46,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:46,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:46,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:46,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:46,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:46,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:46,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:46,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:46,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:46,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:46,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:46,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:46,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:46,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:46,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:46,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:46,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:46,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:46,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:46,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:46,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:46,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:46,555 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:46,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:46,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725730499] [2024-11-07 09:46:46,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725730499] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:46,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:46,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 09:46:46,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168326156] [2024-11-07 09:46:46,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:46,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 09:46:46,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:46,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 09:46:46,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:46:46,558 INFO L87 Difference]: Start difference. First operand 3089 states and 5034 transitions. Second operand has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:46,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:46,890 INFO L93 Difference]: Finished difference Result 5461 states and 8811 transitions. [2024-11-07 09:46:46,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 09:46:46,891 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 487 [2024-11-07 09:46:46,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:46,931 INFO L225 Difference]: With dead ends: 5461 [2024-11-07 09:46:46,931 INFO L226 Difference]: Without dead ends: 3956 [2024-11-07 09:46:46,938 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-07 09:46:46,939 INFO L432 NwaCegarLoop]: 593 mSDtfsCounter, 608 mSDsluCounter, 1683 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 608 SdHoareTripleChecker+Valid, 2276 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:46,939 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [608 Valid, 2276 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 09:46:46,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3956 states. [2024-11-07 09:46:47,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3956 to 3161. [2024-11-07 09:46:47,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3161 states, 2608 states have (on average 1.5736196319018405) internal successors, (4104), 2614 states have internal predecessors, (4104), 526 states have call successors, (526), 26 states have call predecessors, (526), 26 states have return successors, (526), 520 states have call predecessors, (526), 526 states have call successors, (526) [2024-11-07 09:46:47,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3161 states to 3161 states and 5156 transitions. [2024-11-07 09:46:47,183 INFO L78 Accepts]: Start accepts. Automaton has 3161 states and 5156 transitions. Word has length 487 [2024-11-07 09:46:47,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:47,187 INFO L471 AbstractCegarLoop]: Abstraction has 3161 states and 5156 transitions. [2024-11-07 09:46:47,187 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.0) internal successors, (140), 5 states have internal predecessors, (140), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:47,188 INFO L276 IsEmpty]: Start isEmpty. Operand 3161 states and 5156 transitions. [2024-11-07 09:46:47,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2024-11-07 09:46:47,192 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:47,192 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:47,193 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-07 09:46:47,193 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:47,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:47,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1425991709, now seen corresponding path program 1 times [2024-11-07 09:46:47,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:47,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87969447] [2024-11-07 09:46:47,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:47,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:48,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:49,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:49,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:49,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:49,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:49,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:49,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:49,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:49,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:49,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:49,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:49,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:49,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:49,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,376 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 24 proven. 183 refuted. 0 times theorem prover too weak. 9453 trivial. 0 not checked. [2024-11-07 09:46:49,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:49,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87969447] [2024-11-07 09:46:49,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87969447] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 09:46:49,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [16171236] [2024-11-07 09:46:49,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:49,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 09:46:49,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 09:46:49,381 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 09:46:49,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-07 09:46:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:49,879 INFO L255 TraceCheckSpWp]: Trace formula consists of 1159 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-07 09:46:49,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 09:46:50,547 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 5802 proven. 123 refuted. 0 times theorem prover too weak. 3735 trivial. 0 not checked. [2024-11-07 09:46:50,548 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 09:46:51,113 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 285 proven. 126 refuted. 0 times theorem prover too weak. 9249 trivial. 0 not checked. [2024-11-07 09:46:51,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [16171236] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 09:46:51,115 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 09:46:51,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 8, 8] total 15 [2024-11-07 09:46:51,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249845309] [2024-11-07 09:46:51,115 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 09:46:51,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-07 09:46:51,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:51,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-07 09:46:51,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-11-07 09:46:51,120 INFO L87 Difference]: Start difference. First operand 3161 states and 5156 transitions. Second operand has 15 states, 15 states have (on average 15.733333333333333) internal successors, (236), 15 states have internal predecessors, (236), 6 states have call successors, (164), 3 states have call predecessors, (164), 7 states have return successors, (166), 6 states have call predecessors, (166), 6 states have call successors, (166) [2024-11-07 09:46:52,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:52,214 INFO L93 Difference]: Finished difference Result 5632 states and 8987 transitions. [2024-11-07 09:46:52,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-07 09:46:52,216 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 15.733333333333333) internal successors, (236), 15 states have internal predecessors, (236), 6 states have call successors, (164), 3 states have call predecessors, (164), 7 states have return successors, (166), 6 states have call predecessors, (166), 6 states have call successors, (166) Word has length 487 [2024-11-07 09:46:52,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:52,228 INFO L225 Difference]: With dead ends: 5632 [2024-11-07 09:46:52,228 INFO L226 Difference]: Without dead ends: 2601 [2024-11-07 09:46:52,234 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1134 GetRequests, 1106 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=275, Invalid=595, Unknown=0, NotChecked=0, Total=870 [2024-11-07 09:46:52,235 INFO L432 NwaCegarLoop]: 352 mSDtfsCounter, 854 mSDsluCounter, 590 mSDsCounter, 0 mSdLazyCounter, 496 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 855 SdHoareTripleChecker+Valid, 942 SdHoareTripleChecker+Invalid, 793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:52,235 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [855 Valid, 942 Invalid, 793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 496 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-07 09:46:52,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2601 states. [2024-11-07 09:46:52,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2601 to 2495. [2024-11-07 09:46:52,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2495 states, 1915 states have (on average 1.4778067885117494) internal successors, (2830), 1921 states have internal predecessors, (2830), 526 states have call successors, (526), 53 states have call predecessors, (526), 53 states have return successors, (526), 520 states have call predecessors, (526), 526 states have call successors, (526) [2024-11-07 09:46:52,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 2495 states and 3882 transitions. [2024-11-07 09:46:52,460 INFO L78 Accepts]: Start accepts. Automaton has 2495 states and 3882 transitions. Word has length 487 [2024-11-07 09:46:52,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:52,460 INFO L471 AbstractCegarLoop]: Abstraction has 2495 states and 3882 transitions. [2024-11-07 09:46:52,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 15.733333333333333) internal successors, (236), 15 states have internal predecessors, (236), 6 states have call successors, (164), 3 states have call predecessors, (164), 7 states have return successors, (166), 6 states have call predecessors, (166), 6 states have call successors, (166) [2024-11-07 09:46:52,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 3882 transitions. [2024-11-07 09:46:52,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2024-11-07 09:46:52,466 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:52,466 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:52,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-07 09:46:52,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-07 09:46:52,667 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:52,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:52,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1887895938, now seen corresponding path program 1 times [2024-11-07 09:46:52,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:52,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195160265] [2024-11-07 09:46:52,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:52,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:53,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:53,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:53,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:53,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:53,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:53,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:53,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:53,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:53,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:53,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:53,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:53,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:53,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:53,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:53,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:53,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:53,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:53,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:53,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:53,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:53,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:53,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:53,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:53,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:53,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:53,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:53,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:53,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:53,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:53,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:53,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:53,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:53,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:53,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:53,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:53,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:53,795 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:53,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:53,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195160265] [2024-11-07 09:46:53,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195160265] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:53,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:53,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:46:53,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310674686] [2024-11-07 09:46:53,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:53,798 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:46:53,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:53,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:46:53,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:46:53,800 INFO L87 Difference]: Start difference. First operand 2495 states and 3882 transitions. Second operand has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:54,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:54,378 INFO L93 Difference]: Finished difference Result 7178 states and 11196 transitions. [2024-11-07 09:46:54,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:46:54,379 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 490 [2024-11-07 09:46:54,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:54,400 INFO L225 Difference]: With dead ends: 7178 [2024-11-07 09:46:54,400 INFO L226 Difference]: Without dead ends: 4836 [2024-11-07 09:46:54,409 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:46:54,410 INFO L432 NwaCegarLoop]: 775 mSDtfsCounter, 395 mSDsluCounter, 1056 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 395 SdHoareTripleChecker+Valid, 1831 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:54,410 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [395 Valid, 1831 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 09:46:54,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4836 states. [2024-11-07 09:46:54,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4836 to 4170. [2024-11-07 09:46:54,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4170 states, 3338 states have (on average 1.519472738166567) internal successors, (5072), 3347 states have internal predecessors, (5072), 754 states have call successors, (754), 77 states have call predecessors, (754), 77 states have return successors, (754), 745 states have call predecessors, (754), 754 states have call successors, (754) [2024-11-07 09:46:54,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 4170 states and 6580 transitions. [2024-11-07 09:46:54,734 INFO L78 Accepts]: Start accepts. Automaton has 4170 states and 6580 transitions. Word has length 490 [2024-11-07 09:46:54,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:54,735 INFO L471 AbstractCegarLoop]: Abstraction has 4170 states and 6580 transitions. [2024-11-07 09:46:54,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:54,736 INFO L276 IsEmpty]: Start isEmpty. Operand 4170 states and 6580 transitions. [2024-11-07 09:46:54,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2024-11-07 09:46:54,740 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:54,740 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:54,740 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-07 09:46:54,740 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:54,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:54,741 INFO L85 PathProgramCache]: Analyzing trace with hash -312444606, now seen corresponding path program 1 times [2024-11-07 09:46:54,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:54,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242001589] [2024-11-07 09:46:54,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:54,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:55,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:55,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:55,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:55,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:55,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:55,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:55,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:55,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:55,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:55,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:55,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:55,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:55,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:55,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:55,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:55,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:55,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:55,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:55,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:55,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:55,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:55,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:55,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:55,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:55,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:55,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:55,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:55,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:55,682 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:55,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:55,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242001589] [2024-11-07 09:46:55,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242001589] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:55,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:55,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 09:46:55,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337812381] [2024-11-07 09:46:55,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:55,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 09:46:55,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:55,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 09:46:55,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-07 09:46:55,687 INFO L87 Difference]: Start difference. First operand 4170 states and 6580 transitions. Second operand has 6 states, 6 states have (on average 23.833333333333332) internal successors, (143), 6 states have internal predecessors, (143), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:56,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:56,601 INFO L93 Difference]: Finished difference Result 13963 states and 22031 transitions. [2024-11-07 09:46:56,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 09:46:56,602 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 23.833333333333332) internal successors, (143), 6 states have internal predecessors, (143), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 490 [2024-11-07 09:46:56,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:56,651 INFO L225 Difference]: With dead ends: 13963 [2024-11-07 09:46:56,651 INFO L226 Difference]: Without dead ends: 9979 [2024-11-07 09:46:56,670 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-07 09:46:56,671 INFO L432 NwaCegarLoop]: 539 mSDtfsCounter, 1109 mSDsluCounter, 999 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1109 SdHoareTripleChecker+Valid, 1538 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:56,672 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1109 Valid, 1538 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 09:46:56,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9979 states. [2024-11-07 09:46:57,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9979 to 9668. [2024-11-07 09:46:57,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9668 states, 8427 states have (on average 1.5618844191289902) internal successors, (13162), 8466 states have internal predecessors, (13162), 1066 states have call successors, (1066), 174 states have call predecessors, (1066), 174 states have return successors, (1066), 1027 states have call predecessors, (1066), 1066 states have call successors, (1066) [2024-11-07 09:46:57,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9668 states to 9668 states and 15294 transitions. [2024-11-07 09:46:57,295 INFO L78 Accepts]: Start accepts. Automaton has 9668 states and 15294 transitions. Word has length 490 [2024-11-07 09:46:57,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:46:57,296 INFO L471 AbstractCegarLoop]: Abstraction has 9668 states and 15294 transitions. [2024-11-07 09:46:57,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.833333333333332) internal successors, (143), 6 states have internal predecessors, (143), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:57,297 INFO L276 IsEmpty]: Start isEmpty. Operand 9668 states and 15294 transitions. [2024-11-07 09:46:57,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2024-11-07 09:46:57,303 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:46:57,303 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:46:57,303 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-07 09:46:57,303 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:46:57,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:46:57,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1044412032, now seen corresponding path program 1 times [2024-11-07 09:46:57,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:46:57,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737504060] [2024-11-07 09:46:57,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:46:57,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:46:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:46:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:46:58,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:46:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:46:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:46:58,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:46:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:46:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:46:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:46:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:46:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:46:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:46:58,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:46:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:46:58,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:46:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:46:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:46:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:46:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:46:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:46:58,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:46:58,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:46:58,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:46:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:46:58,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:46:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:46:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:46:58,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:46:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:46:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:46:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:46:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:46:58,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:46:58,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:46:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:46:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:46:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:46:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:46:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:46:58,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:46:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:46:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:46:58,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:46:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:46:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:46:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:46:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:46:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:46:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:46:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:46:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:46:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:46:58,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:46:58,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:46:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:46:58,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:46:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:46:58,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:46:58,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:46:58,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:46:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:46:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:46:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:46:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:46:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:46:58,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:46:58,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:46:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:46:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:46:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:46:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:46:58,629 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:46:58,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:46:58,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737504060] [2024-11-07 09:46:58,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737504060] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:46:58,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:46:58,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 09:46:58,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119519408] [2024-11-07 09:46:58,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:46:58,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 09:46:58,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:46:58,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 09:46:58,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:46:58,633 INFO L87 Difference]: Start difference. First operand 9668 states and 15294 transitions. Second operand has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:46:59,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:46:59,847 INFO L93 Difference]: Finished difference Result 26308 states and 41399 transitions. [2024-11-07 09:46:59,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 09:46:59,848 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 490 [2024-11-07 09:46:59,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:46:59,916 INFO L225 Difference]: With dead ends: 26308 [2024-11-07 09:46:59,916 INFO L226 Difference]: Without dead ends: 17613 [2024-11-07 09:46:59,936 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-07 09:46:59,937 INFO L432 NwaCegarLoop]: 523 mSDtfsCounter, 655 mSDsluCounter, 1101 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 655 SdHoareTripleChecker+Valid, 1624 SdHoareTripleChecker+Invalid, 372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 09:46:59,937 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [655 Valid, 1624 Invalid, 372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 09:46:59,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17613 states. [2024-11-07 09:47:00,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17613 to 15005. [2024-11-07 09:47:00,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15005 states, 12860 states have (on average 1.5513996889580093) internal successors, (19951), 12920 states have internal predecessors, (19951), 1862 states have call successors, (1862), 282 states have call predecessors, (1862), 282 states have return successors, (1862), 1802 states have call predecessors, (1862), 1862 states have call successors, (1862) [2024-11-07 09:47:00,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15005 states to 15005 states and 23675 transitions. [2024-11-07 09:47:00,853 INFO L78 Accepts]: Start accepts. Automaton has 15005 states and 23675 transitions. Word has length 490 [2024-11-07 09:47:00,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:47:00,855 INFO L471 AbstractCegarLoop]: Abstraction has 15005 states and 23675 transitions. [2024-11-07 09:47:00,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:47:00,855 INFO L276 IsEmpty]: Start isEmpty. Operand 15005 states and 23675 transitions. [2024-11-07 09:47:00,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2024-11-07 09:47:00,863 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:47:00,864 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:47:00,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-07 09:47:00,864 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:47:00,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:47:00,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1289570944, now seen corresponding path program 1 times [2024-11-07 09:47:00,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:47:00,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093192210] [2024-11-07 09:47:00,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:47:00,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:47:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:47:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:47:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:47:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:47:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:47:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:47:10,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:47:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:47:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:47:10,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:47:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:47:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:47:10,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:47:10,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:47:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:47:10,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:47:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:47:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:47:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:47:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:47:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:47:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:47:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:47:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:47:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:47:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:47:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:47:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:47:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:47:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:47:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:47:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:47:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:47:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:47:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:47:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:47:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:47:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:47:10,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:47:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:47:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:47:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:47:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:47:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:47:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:47:10,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:47:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:47:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:47:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:47:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:47:10,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:47:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:47:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:47:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:47:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:47:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:47:10,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:47:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:47:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:47:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:47:10,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:47:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:47:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:47:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:47:10,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:47:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:47:10,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:47:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:47:10,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:47:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:47:10,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:10,655 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 36 proven. 171 refuted. 0 times theorem prover too weak. 9453 trivial. 0 not checked. [2024-11-07 09:47:10,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:47:10,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093192210] [2024-11-07 09:47:10,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093192210] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 09:47:10,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [810252221] [2024-11-07 09:47:10,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:47:10,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 09:47:10,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 09:47:10,658 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 09:47:10,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-07 09:47:11,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:11,060 INFO L255 TraceCheckSpWp]: Trace formula consists of 1163 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-07 09:47:11,070 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 09:47:11,444 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 4627 proven. 78 refuted. 0 times theorem prover too weak. 4955 trivial. 0 not checked. [2024-11-07 09:47:11,444 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 09:47:11,856 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 129 proven. 78 refuted. 0 times theorem prover too weak. 9453 trivial. 0 not checked. [2024-11-07 09:47:11,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [810252221] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 09:47:11,857 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 09:47:11,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-07 09:47:11,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559632948] [2024-11-07 09:47:11,858 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 09:47:11,859 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 09:47:11,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:47:11,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 09:47:11,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-07 09:47:11,861 INFO L87 Difference]: Start difference. First operand 15005 states and 23675 transitions. Second operand has 8 states, 8 states have (on average 26.875) internal successors, (215), 8 states have internal predecessors, (215), 3 states have call successors, (153), 2 states have call predecessors, (153), 4 states have return successors, (155), 3 states have call predecessors, (155), 3 states have call successors, (155) [2024-11-07 09:47:12,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:47:12,948 INFO L93 Difference]: Finished difference Result 24825 states and 39019 transitions. [2024-11-07 09:47:12,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-07 09:47:12,949 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 26.875) internal successors, (215), 8 states have internal predecessors, (215), 3 states have call successors, (153), 2 states have call predecessors, (153), 4 states have return successors, (155), 3 states have call predecessors, (155), 3 states have call successors, (155) Word has length 490 [2024-11-07 09:47:12,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:47:12,994 INFO L225 Difference]: With dead ends: 24825 [2024-11-07 09:47:12,994 INFO L226 Difference]: Without dead ends: 9975 [2024-11-07 09:47:13,025 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1133 GetRequests, 1116 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=203, Unknown=0, NotChecked=0, Total=306 [2024-11-07 09:47:13,026 INFO L432 NwaCegarLoop]: 380 mSDtfsCounter, 1031 mSDsluCounter, 614 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 323 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1044 SdHoareTripleChecker+Valid, 994 SdHoareTripleChecker+Invalid, 796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 323 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-07 09:47:13,026 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1044 Valid, 994 Invalid, 796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [323 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-07 09:47:13,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9975 states. [2024-11-07 09:47:13,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9975 to 7704. [2024-11-07 09:47:13,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7704 states, 6647 states have (on average 1.5354295170753725) internal successors, (10206), 6671 states have internal predecessors, (10206), 898 states have call successors, (898), 158 states have call predecessors, (898), 158 states have return successors, (898), 874 states have call predecessors, (898), 898 states have call successors, (898) [2024-11-07 09:47:13,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7704 states to 7704 states and 12002 transitions. [2024-11-07 09:47:13,454 INFO L78 Accepts]: Start accepts. Automaton has 7704 states and 12002 transitions. Word has length 490 [2024-11-07 09:47:13,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:47:13,455 INFO L471 AbstractCegarLoop]: Abstraction has 7704 states and 12002 transitions. [2024-11-07 09:47:13,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 26.875) internal successors, (215), 8 states have internal predecessors, (215), 3 states have call successors, (153), 2 states have call predecessors, (153), 4 states have return successors, (155), 3 states have call predecessors, (155), 3 states have call successors, (155) [2024-11-07 09:47:13,455 INFO L276 IsEmpty]: Start isEmpty. Operand 7704 states and 12002 transitions. [2024-11-07 09:47:13,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 491 [2024-11-07 09:47:13,461 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:47:13,462 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:47:13,483 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-07 09:47:13,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-07 09:47:13,663 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:47:13,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:47:13,663 INFO L85 PathProgramCache]: Analyzing trace with hash -1745013954, now seen corresponding path program 1 times [2024-11-07 09:47:13,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:47:13,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61459062] [2024-11-07 09:47:13,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:47:13,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:47:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:47:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:47:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:47:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:47:13,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:47:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:47:13,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:47:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:47:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:47:13,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:47:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:47:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:47:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:47:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:47:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:47:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:47:13,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:47:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:47:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:47:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:47:13,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:47:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:47:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:47:13,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:47:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:47:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:47:13,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:47:13,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:47:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:47:13,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:47:13,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:47:13,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:47:13,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:47:13,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:47:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:47:13,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:47:13,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:47:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:47:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:47:13,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:47:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:47:13,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:47:13,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:47:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:47:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:47:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:47:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:47:13,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:47:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:47:13,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:47:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:47:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:47:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:47:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:47:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:47:13,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:47:13,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:47:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:47:13,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:47:13,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:47:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:47:13,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:47:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:47:13,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:47:13,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:47:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:47:13,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:47:13,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:47:13,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:47:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:47:13,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:13,951 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:47:13,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:47:13,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61459062] [2024-11-07 09:47:13,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61459062] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:47:13,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:47:13,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 09:47:13,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475159519] [2024-11-07 09:47:13,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:47:13,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 09:47:13,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:47:13,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 09:47:13,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:47:13,954 INFO L87 Difference]: Start difference. First operand 7704 states and 12002 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:47:14,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:47:14,365 INFO L93 Difference]: Finished difference Result 15095 states and 23317 transitions. [2024-11-07 09:47:14,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 09:47:14,366 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 490 [2024-11-07 09:47:14,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:47:14,406 INFO L225 Difference]: With dead ends: 15095 [2024-11-07 09:47:14,406 INFO L226 Difference]: Without dead ends: 8194 [2024-11-07 09:47:14,422 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:47:14,423 INFO L432 NwaCegarLoop]: 652 mSDtfsCounter, 216 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 1063 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 09:47:14,423 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 1063 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 09:47:14,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8194 states. [2024-11-07 09:47:14,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8194 to 6543. [2024-11-07 09:47:14,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6543 states, 5486 states have (on average 1.479584396646008) internal successors, (8117), 5510 states have internal predecessors, (8117), 898 states have call successors, (898), 158 states have call predecessors, (898), 158 states have return successors, (898), 874 states have call predecessors, (898), 898 states have call successors, (898) [2024-11-07 09:47:14,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6543 states to 6543 states and 9913 transitions. [2024-11-07 09:47:14,921 INFO L78 Accepts]: Start accepts. Automaton has 6543 states and 9913 transitions. Word has length 490 [2024-11-07 09:47:14,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:47:14,922 INFO L471 AbstractCegarLoop]: Abstraction has 6543 states and 9913 transitions. [2024-11-07 09:47:14,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:47:14,922 INFO L276 IsEmpty]: Start isEmpty. Operand 6543 states and 9913 transitions. [2024-11-07 09:47:14,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2024-11-07 09:47:14,927 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:47:14,927 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:47:14,927 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-07 09:47:14,928 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:47:14,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:47:14,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1742865848, now seen corresponding path program 1 times [2024-11-07 09:47:14,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:47:14,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229828918] [2024-11-07 09:47:14,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:47:14,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:47:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:47:16,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:47:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:47:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:47:16,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:47:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:47:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:47:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:47:16,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:47:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:47:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:47:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:47:16,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:47:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:47:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:47:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:47:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:47:16,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:47:16,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:47:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:47:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:47:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:47:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:47:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:47:16,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:47:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:47:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:47:16,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:47:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:47:16,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:47:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:47:16,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:47:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:47:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:47:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:47:16,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:47:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:47:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:47:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:47:16,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:47:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:47:16,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:47:16,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:47:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:47:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:47:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:47:16,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:47:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:47:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:47:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:47:16,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:47:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:47:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:47:16,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:47:16,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:47:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:47:16,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:47:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:47:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:47:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:47:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:47:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:47:16,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:47:16,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:47:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:47:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:47:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:47:16,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:47:16,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:47:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:47:16,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:16,505 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 123 proven. 84 refuted. 0 times theorem prover too weak. 9453 trivial. 0 not checked. [2024-11-07 09:47:16,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:47:16,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229828918] [2024-11-07 09:47:16,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229828918] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 09:47:16,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [743944087] [2024-11-07 09:47:16,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:47:16,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 09:47:16,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 09:47:16,508 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 09:47:16,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-07 09:47:17,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:17,025 INFO L255 TraceCheckSpWp]: Trace formula consists of 1162 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-07 09:47:17,035 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 09:47:17,270 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 4557 proven. 75 refuted. 0 times theorem prover too weak. 5028 trivial. 0 not checked. [2024-11-07 09:47:17,271 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 09:47:17,631 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 132 proven. 75 refuted. 0 times theorem prover too weak. 9453 trivial. 0 not checked. [2024-11-07 09:47:17,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [743944087] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 09:47:17,632 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 09:47:17,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 13 [2024-11-07 09:47:17,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277922369] [2024-11-07 09:47:17,633 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 09:47:17,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-07 09:47:17,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:47:17,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-07 09:47:17,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2024-11-07 09:47:17,636 INFO L87 Difference]: Start difference. First operand 6543 states and 9913 transitions. Second operand has 13 states, 13 states have (on average 20.076923076923077) internal successors, (261), 13 states have internal predecessors, (261), 4 states have call successors, (123), 2 states have call predecessors, (123), 4 states have return successors, (125), 4 states have call predecessors, (125), 4 states have call successors, (125) [2024-11-07 09:47:19,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:47:19,132 INFO L93 Difference]: Finished difference Result 11148 states and 16973 transitions. [2024-11-07 09:47:19,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-07 09:47:19,133 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 20.076923076923077) internal successors, (261), 13 states have internal predecessors, (261), 4 states have call successors, (123), 2 states have call predecessors, (123), 4 states have return successors, (125), 4 states have call predecessors, (125), 4 states have call successors, (125) Word has length 491 [2024-11-07 09:47:19,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:47:19,155 INFO L225 Difference]: With dead ends: 11148 [2024-11-07 09:47:19,155 INFO L226 Difference]: Without dead ends: 4846 [2024-11-07 09:47:19,167 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1147 GetRequests, 1115 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=282, Invalid=840, Unknown=0, NotChecked=0, Total=1122 [2024-11-07 09:47:19,168 INFO L432 NwaCegarLoop]: 586 mSDtfsCounter, 1626 mSDsluCounter, 1854 mSDsCounter, 0 mSdLazyCounter, 1388 mSolverCounterSat, 491 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1628 SdHoareTripleChecker+Valid, 2440 SdHoareTripleChecker+Invalid, 1879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 491 IncrementalHoareTripleChecker+Valid, 1388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-07 09:47:19,168 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1628 Valid, 2440 Invalid, 1879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [491 Valid, 1388 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-07 09:47:19,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4846 states. [2024-11-07 09:47:19,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4846 to 2351. [2024-11-07 09:47:19,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2351 states, 1985 states have (on average 1.4226700251889168) internal successors, (2824), 1988 states have internal predecessors, (2824), 310 states have call successors, (310), 55 states have call predecessors, (310), 55 states have return successors, (310), 307 states have call predecessors, (310), 310 states have call successors, (310) [2024-11-07 09:47:19,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2351 states to 2351 states and 3444 transitions. [2024-11-07 09:47:19,361 INFO L78 Accepts]: Start accepts. Automaton has 2351 states and 3444 transitions. Word has length 491 [2024-11-07 09:47:19,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:47:19,362 INFO L471 AbstractCegarLoop]: Abstraction has 2351 states and 3444 transitions. [2024-11-07 09:47:19,362 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 20.076923076923077) internal successors, (261), 13 states have internal predecessors, (261), 4 states have call successors, (123), 2 states have call predecessors, (123), 4 states have return successors, (125), 4 states have call predecessors, (125), 4 states have call successors, (125) [2024-11-07 09:47:19,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 3444 transitions. [2024-11-07 09:47:19,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2024-11-07 09:47:19,366 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:47:19,366 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:47:19,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-07 09:47:19,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 09:47:19,571 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:47:19,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:47:19,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1339776568, now seen corresponding path program 1 times [2024-11-07 09:47:19,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:47:19,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970281875] [2024-11-07 09:47:19,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:47:19,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:47:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:47:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:47:20,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:47:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:47:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:47:20,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:47:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:47:20,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-07 09:47:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 09:47:20,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:47:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:47:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-07 09:47:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 09:47:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 09:47:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-07 09:47:20,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:47:20,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:47:20,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:47:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:47:20,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:47:20,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 09:47:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:47:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 09:47:20,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:47:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:47:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:47:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:47:20,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:47:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:47:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:47:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:47:20,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:47:20,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:47:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-07 09:47:20,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-07 09:47:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-11-07 09:47:20,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-07 09:47:20,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:47:20,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-07 09:47:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:47:20,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:47:20,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-07 09:47:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-07 09:47:20,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-07 09:47:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-07 09:47:20,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-07 09:47:20,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-07 09:47:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-07 09:47:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-07 09:47:20,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:47:20,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-07 09:47:20,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:47:20,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-07 09:47:20,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:47:20,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-07 09:47:20,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:47:20,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-07 09:47:20,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-07 09:47:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2024-11-07 09:47:20,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 09:47:20,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2024-11-07 09:47:20,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-07 09:47:20,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-11-07 09:47:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-07 09:47:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-11-07 09:47:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-07 09:47:20,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-07 09:47:20,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-07 09:47:20,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-07 09:47:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-07 09:47:20,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:47:20,511 INFO L134 CoverageAnalysis]: Checked inductivity of 9660 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2024-11-07 09:47:20,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:47:20,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970281875] [2024-11-07 09:47:20,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970281875] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:47:20,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:47:20,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 09:47:20,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106304157] [2024-11-07 09:47:20,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:47:20,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 09:47:20,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:47:20,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 09:47:20,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:47:20,514 INFO L87 Difference]: Start difference. First operand 2351 states and 3444 transitions. Second operand has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:47:20,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:47:20,873 INFO L93 Difference]: Finished difference Result 4381 states and 6429 transitions. [2024-11-07 09:47:20,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 09:47:20,873 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) Word has length 491 [2024-11-07 09:47:20,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:47:20,886 INFO L225 Difference]: With dead ends: 4381 [2024-11-07 09:47:20,887 INFO L226 Difference]: Without dead ends: 2365 [2024-11-07 09:47:20,890 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:47:20,891 INFO L432 NwaCegarLoop]: 628 mSDtfsCounter, 589 mSDsluCounter, 498 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 589 SdHoareTripleChecker+Valid, 1126 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 09:47:20,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [589 Valid, 1126 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 09:47:20,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2365 states. [2024-11-07 09:47:21,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2365 to 2365. [2024-11-07 09:47:21,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2365 states, 1993 states have (on average 1.402910185649774) internal successors, (2796), 1996 states have internal predecessors, (2796), 310 states have call successors, (310), 61 states have call predecessors, (310), 61 states have return successors, (310), 307 states have call predecessors, (310), 310 states have call successors, (310) [2024-11-07 09:47:21,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 2365 states and 3416 transitions. [2024-11-07 09:47:21,044 INFO L78 Accepts]: Start accepts. Automaton has 2365 states and 3416 transitions. Word has length 491 [2024-11-07 09:47:21,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:47:21,045 INFO L471 AbstractCegarLoop]: Abstraction has 2365 states and 3416 transitions. [2024-11-07 09:47:21,045 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 1 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 1 states have call predecessors, (70), 1 states have call successors, (70) [2024-11-07 09:47:21,045 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 3416 transitions. [2024-11-07 09:47:21,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2024-11-07 09:47:21,048 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:47:21,049 INFO L215 NwaCegarLoop]: trace histogram [70, 70, 70, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:47:21,049 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-07 09:47:21,049 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:47:21,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:47:21,050 INFO L85 PathProgramCache]: Analyzing trace with hash -2029713472, now seen corresponding path program 1 times [2024-11-07 09:47:21,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:47:21,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796090334] [2024-11-07 09:47:21,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:47:21,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:47:21,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat