./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-45.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-45.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', 'e1fa75596dd4a8d087ff959d2eea13841816935af8426327d316b65266b0a5e8'] 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-45.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 e1fa75596dd4a8d087ff959d2eea13841816935af8426327d316b65266b0a5e8 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 09:41:17,336 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 09:41:17,425 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 09:41:17,430 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 09:41:17,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 09:41:17,450 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 09:41:17,453 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 09:41:17,453 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 09:41:17,453 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 09:41:17,454 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 09:41:17,454 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 09:41:17,454 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 09:41:17,455 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 09:41:17,455 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 09:41:17,455 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 09:41:17,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 09:41:17,455 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 09:41:17,455 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 09:41:17,455 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 09:41:17,455 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 09:41:17,455 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 09:41:17,455 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 09:41:17,455 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 09:41:17,455 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 09:41:17,455 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 09:41:17,455 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 09:41:17,455 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 09:41:17,455 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 09:41:17,455 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 09:41:17,455 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 09:41:17,456 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 09:41:17,456 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 09:41:17,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 09:41:17,456 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 09:41:17,456 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 09:41:17,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 09:41:17,456 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 09:41:17,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 09:41:17,456 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 09:41:17,456 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 09:41:17,456 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 09:41:17,456 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 09:41:17,456 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 -> e1fa75596dd4a8d087ff959d2eea13841816935af8426327d316b65266b0a5e8 [2024-11-07 09:41:17,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 09:41:17,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 09:41:17,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 09:41:17,738 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 09:41:17,738 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 09:41:17,740 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-45.i [2024-11-07 09:41:18,925 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 09:41:19,161 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 09:41:19,167 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-45.i [2024-11-07 09:41:19,187 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1dc29766c/a88373aaae2e4c61a5dc0cc0bbab7a96/FLAGc355f02d9 [2024-11-07 09:41:19,202 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1dc29766c/a88373aaae2e4c61a5dc0cc0bbab7a96 [2024-11-07 09:41:19,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 09:41:19,205 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 09:41:19,206 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 09:41:19,206 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 09:41:19,209 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 09:41:19,210 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:41:19" (1/1) ... [2024-11-07 09:41:19,211 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7378c8e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:19, skipping insertion in model container [2024-11-07 09:41:19,211 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:41:19" (1/1) ... [2024-11-07 09:41:19,248 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 09:41:19,359 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-45.i[916,929] [2024-11-07 09:41:19,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 09:41:19,555 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 09:41:19,563 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-45.i[916,929] [2024-11-07 09:41:19,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 09:41:19,679 INFO L204 MainTranslator]: Completed translation [2024-11-07 09:41:19,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:19 WrapperNode [2024-11-07 09:41:19,680 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 09:41:19,681 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 09:41:19,682 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 09:41:19,682 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 09:41:19,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:19" (1/1) ... [2024-11-07 09:41:19,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:19" (1/1) ... [2024-11-07 09:41:19,816 INFO L138 Inliner]: procedures = 26, calls = 76, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 713 [2024-11-07 09:41:19,817 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 09:41:19,817 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 09:41:19,818 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 09:41:19,818 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 09:41:19,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:19" (1/1) ... [2024-11-07 09:41:19,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:19" (1/1) ... [2024-11-07 09:41:19,850 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:19" (1/1) ... [2024-11-07 09:41:19,956 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 09:41:19,956 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:19" (1/1) ... [2024-11-07 09:41:19,957 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:19" (1/1) ... [2024-11-07 09:41:20,005 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:19" (1/1) ... [2024-11-07 09:41:20,017 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:19" (1/1) ... [2024-11-07 09:41:20,031 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:19" (1/1) ... [2024-11-07 09:41:20,039 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:19" (1/1) ... [2024-11-07 09:41:20,054 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 09:41:20,056 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 09:41:20,056 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 09:41:20,056 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 09:41:20,057 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:19" (1/1) ... [2024-11-07 09:41:20,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 09:41:20,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 09:41:20,089 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 09:41:20,095 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 09:41:20,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 09:41:20,110 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 09:41:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 09:41:20,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 09:41:20,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 09:41:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 09:41:20,249 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 09:41:20,250 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 09:41:21,350 INFO L? ?]: Removed 98 outVars from TransFormulas that were not future-live. [2024-11-07 09:41:21,350 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 09:41:21,367 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 09:41:21,367 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 09:41:21,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:41:21 BoogieIcfgContainer [2024-11-07 09:41:21,368 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 09:41:21,369 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 09:41:21,369 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 09:41:21,374 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 09:41:21,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 09:41:19" (1/3) ... [2024-11-07 09:41:21,375 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d59d144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:41:21, skipping insertion in model container [2024-11-07 09:41:21,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:19" (2/3) ... [2024-11-07 09:41:21,375 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d59d144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:41:21, skipping insertion in model container [2024-11-07 09:41:21,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:41:21" (3/3) ... [2024-11-07 09:41:21,376 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-45.i [2024-11-07 09:41:21,388 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 09:41:21,388 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 09:41:21,455 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 09:41:21,465 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;@6a67c468, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 09:41:21,466 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 09:41:21,472 INFO L276 IsEmpty]: Start isEmpty. Operand has 276 states, 210 states have (on average 1.5285714285714285) internal successors, (321), 211 states have internal predecessors, (321), 63 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-07 09:41:21,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2024-11-07 09:41:21,493 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:21,494 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:21,495 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:21,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:21,501 INFO L85 PathProgramCache]: Analyzing trace with hash -991109657, now seen corresponding path program 1 times [2024-11-07 09:41:21,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:21,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178758058] [2024-11-07 09:41:21,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:21,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:22,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:22,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:22,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:22,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:22,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:22,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:22,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:22,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:22,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:22,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:22,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:22,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:22,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:22,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:22,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:22,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:22,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:22,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:22,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:22,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:22,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:22,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:22,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:22,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:22,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:22,494 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:22,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:22,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178758058] [2024-11-07 09:41:22,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178758058] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:22,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:22,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 09:41:22,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180023790] [2024-11-07 09:41:22,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:22,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 09:41:22,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:22,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 09:41:22,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 09:41:22,525 INFO L87 Difference]: Start difference. First operand has 276 states, 210 states have (on average 1.5285714285714285) internal successors, (321), 211 states have internal predecessors, (321), 63 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) Second operand has 2 states, 2 states have (on average 70.0) internal successors, (140), 2 states have internal predecessors, (140), 2 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 2 states have call successors, (63) [2024-11-07 09:41:22,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:22,569 INFO L93 Difference]: Finished difference Result 545 states and 951 transitions. [2024-11-07 09:41:22,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 09:41:22,571 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 70.0) internal successors, (140), 2 states have internal predecessors, (140), 2 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 2 states have call successors, (63) Word has length 452 [2024-11-07 09:41:22,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:22,593 INFO L225 Difference]: With dead ends: 545 [2024-11-07 09:41:22,594 INFO L226 Difference]: Without dead ends: 272 [2024-11-07 09:41:22,605 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 191 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 09:41:22,608 INFO L432 NwaCegarLoop]: 439 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, 439 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 09:41:22,610 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 439 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 09:41:22,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2024-11-07 09:41:22,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 272. [2024-11-07 09:41:22,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 207 states have (on average 1.5120772946859904) internal successors, (313), 207 states have internal predecessors, (313), 63 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-07 09:41:22,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 439 transitions. [2024-11-07 09:41:22,674 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 439 transitions. Word has length 452 [2024-11-07 09:41:22,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:22,676 INFO L471 AbstractCegarLoop]: Abstraction has 272 states and 439 transitions. [2024-11-07 09:41:22,676 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 70.0) internal successors, (140), 2 states have internal predecessors, (140), 2 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 2 states have call successors, (63) [2024-11-07 09:41:22,677 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 439 transitions. [2024-11-07 09:41:22,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 454 [2024-11-07 09:41:22,685 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:22,685 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:22,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 09:41:22,685 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:22,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:22,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1709531869, now seen corresponding path program 1 times [2024-11-07 09:41:22,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:22,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566964229] [2024-11-07 09:41:22,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:22,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:22,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:23,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:23,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:23,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:23,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:23,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:23,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:23,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:23,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:23,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:23,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:23,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:23,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:23,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:23,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:23,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:23,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:23,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:23,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:23,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:23,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:23,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:23,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:23,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:23,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:23,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:23,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:23,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:23,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:23,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:23,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:23,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:23,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,413 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:23,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:23,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566964229] [2024-11-07 09:41:23,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566964229] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:23,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:23,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 09:41:23,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134757598] [2024-11-07 09:41:23,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:23,415 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 09:41:23,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:23,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 09:41:23,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:41:23,416 INFO L87 Difference]: Start difference. First operand 272 states and 439 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:23,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:23,519 INFO L93 Difference]: Finished difference Result 798 states and 1290 transitions. [2024-11-07 09:41:23,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 09:41:23,520 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 453 [2024-11-07 09:41:23,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:23,527 INFO L225 Difference]: With dead ends: 798 [2024-11-07 09:41:23,527 INFO L226 Difference]: Without dead ends: 529 [2024-11-07 09:41:23,528 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 128 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 09:41:23,531 INFO L432 NwaCegarLoop]: 658 mSDtfsCounter, 409 mSDsluCounter, 417 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 409 SdHoareTripleChecker+Valid, 1075 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 09:41:23,531 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [409 Valid, 1075 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 09:41:23,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2024-11-07 09:41:23,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 302. [2024-11-07 09:41:23,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 237 states have (on average 1.5232067510548524) internal successors, (361), 237 states have internal predecessors, (361), 63 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-07 09:41:23,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 487 transitions. [2024-11-07 09:41:23,574 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 487 transitions. Word has length 453 [2024-11-07 09:41:23,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:23,579 INFO L471 AbstractCegarLoop]: Abstraction has 302 states and 487 transitions. [2024-11-07 09:41:23,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:23,579 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 487 transitions. [2024-11-07 09:41:23,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-11-07 09:41:23,583 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:23,584 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:23,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 09:41:23,584 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:23,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:23,584 INFO L85 PathProgramCache]: Analyzing trace with hash 2076150989, now seen corresponding path program 1 times [2024-11-07 09:41:23,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:23,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844777203] [2024-11-07 09:41:23,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:23,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:23,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:23,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:24,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:24,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:24,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:24,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:24,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:24,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:24,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:24,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:24,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:24,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:24,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:24,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:24,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:24,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:24,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:24,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:24,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,222 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:24,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:24,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844777203] [2024-11-07 09:41:24,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844777203] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:24,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:24,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 09:41:24,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471776040] [2024-11-07 09:41:24,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:24,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 09:41:24,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:24,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 09:41:24,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:41:24,224 INFO L87 Difference]: Start difference. First operand 302 states and 487 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:24,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:24,314 INFO L93 Difference]: Finished difference Result 898 states and 1451 transitions. [2024-11-07 09:41:24,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 09:41:24,315 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 454 [2024-11-07 09:41:24,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:24,319 INFO L225 Difference]: With dead ends: 898 [2024-11-07 09:41:24,319 INFO L226 Difference]: Without dead ends: 599 [2024-11-07 09:41:24,320 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 128 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 09:41:24,321 INFO L432 NwaCegarLoop]: 703 mSDtfsCounter, 387 mSDsluCounter, 422 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 387 SdHoareTripleChecker+Valid, 1125 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 09:41:24,321 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [387 Valid, 1125 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 09:41:24,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2024-11-07 09:41:24,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 423. [2024-11-07 09:41:24,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 358 states have (on average 1.5642458100558658) internal successors, (560), 358 states have internal predecessors, (560), 63 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-07 09:41:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 686 transitions. [2024-11-07 09:41:24,353 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 686 transitions. Word has length 454 [2024-11-07 09:41:24,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:24,355 INFO L471 AbstractCegarLoop]: Abstraction has 423 states and 686 transitions. [2024-11-07 09:41:24,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:24,355 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 686 transitions. [2024-11-07 09:41:24,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-11-07 09:41:24,360 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:24,360 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:24,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 09:41:24,360 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:24,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:24,361 INFO L85 PathProgramCache]: Analyzing trace with hash 381489613, now seen corresponding path program 1 times [2024-11-07 09:41:24,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:24,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200530602] [2024-11-07 09:41:24,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:24,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:24,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:24,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:24,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:24,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:24,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:24,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:24,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:24,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:24,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:24,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:24,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:24,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:24,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:24,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:24,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:24,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:24,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:24,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:24,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:24,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:24,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:24,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:24,913 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:24,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:24,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200530602] [2024-11-07 09:41:24,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200530602] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:24,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:24,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 09:41:24,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366568330] [2024-11-07 09:41:24,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:24,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 09:41:24,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:24,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 09:41:24,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:41:24,916 INFO L87 Difference]: Start difference. First operand 423 states and 686 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:24,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:24,996 INFO L93 Difference]: Finished difference Result 1220 states and 1982 transitions. [2024-11-07 09:41:24,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 09:41:24,997 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 454 [2024-11-07 09:41:24,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:25,001 INFO L225 Difference]: With dead ends: 1220 [2024-11-07 09:41:25,002 INFO L226 Difference]: Without dead ends: 800 [2024-11-07 09:41:25,003 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 128 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 09:41:25,003 INFO L432 NwaCegarLoop]: 670 mSDtfsCounter, 325 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 325 SdHoareTripleChecker+Valid, 1093 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 09:41:25,003 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [325 Valid, 1093 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 09:41:25,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2024-11-07 09:41:25,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 642. [2024-11-07 09:41:25,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 642 states, 577 states have (on average 1.6048526863084922) internal successors, (926), 577 states have internal predecessors, (926), 63 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-07 09:41:25,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 1052 transitions. [2024-11-07 09:41:25,029 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 1052 transitions. Word has length 454 [2024-11-07 09:41:25,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:25,030 INFO L471 AbstractCegarLoop]: Abstraction has 642 states and 1052 transitions. [2024-11-07 09:41:25,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:25,030 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1052 transitions. [2024-11-07 09:41:25,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-11-07 09:41:25,032 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:25,033 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:25,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 09:41:25,033 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:25,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:25,033 INFO L85 PathProgramCache]: Analyzing trace with hash -111136561, now seen corresponding path program 1 times [2024-11-07 09:41:25,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:25,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838049206] [2024-11-07 09:41:25,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:25,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:25,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:25,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:25,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:25,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:25,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:25,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:25,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:25,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:25,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:25,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:25,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:25,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:26,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:26,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:26,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:26,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:26,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:26,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:26,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:26,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:26,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:26,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:26,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:26,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:26,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:26,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:26,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:26,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:26,202 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:26,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:26,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838049206] [2024-11-07 09:41:26,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838049206] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:26,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:26,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-07 09:41:26,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134858541] [2024-11-07 09:41:26,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:26,204 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 09:41:26,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:26,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 09:41:26,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-07 09:41:26,205 INFO L87 Difference]: Start difference. First operand 642 states and 1052 transitions. Second operand has 7 states, 7 states have (on average 20.285714285714285) internal successors, (142), 7 states have internal predecessors, (142), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:28,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:28,166 INFO L93 Difference]: Finished difference Result 3666 states and 5982 transitions. [2024-11-07 09:41:28,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-07 09:41:28,166 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.285714285714285) internal successors, (142), 7 states have internal predecessors, (142), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 454 [2024-11-07 09:41:28,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:28,180 INFO L225 Difference]: With dead ends: 3666 [2024-11-07 09:41:28,180 INFO L226 Difference]: Without dead ends: 3027 [2024-11-07 09:41:28,183 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2024-11-07 09:41:28,183 INFO L432 NwaCegarLoop]: 741 mSDtfsCounter, 2214 mSDsluCounter, 2969 mSDsCounter, 0 mSdLazyCounter, 1332 mSolverCounterSat, 449 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2214 SdHoareTripleChecker+Valid, 3710 SdHoareTripleChecker+Invalid, 1781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 449 IncrementalHoareTripleChecker+Valid, 1332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-07 09:41:28,184 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2214 Valid, 3710 Invalid, 1781 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [449 Valid, 1332 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-07 09:41:28,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3027 states. [2024-11-07 09:41:28,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3027 to 2035. [2024-11-07 09:41:28,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2035 states, 1842 states have (on average 1.6047774158523345) internal successors, (2956), 1842 states have internal predecessors, (2956), 189 states have call successors, (189), 3 states have call predecessors, (189), 3 states have return successors, (189), 189 states have call predecessors, (189), 189 states have call successors, (189) [2024-11-07 09:41:28,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 2035 states and 3334 transitions. [2024-11-07 09:41:28,288 INFO L78 Accepts]: Start accepts. Automaton has 2035 states and 3334 transitions. Word has length 454 [2024-11-07 09:41:28,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:28,289 INFO L471 AbstractCegarLoop]: Abstraction has 2035 states and 3334 transitions. [2024-11-07 09:41:28,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.285714285714285) internal successors, (142), 7 states have internal predecessors, (142), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:28,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 3334 transitions. [2024-11-07 09:41:28,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-11-07 09:41:28,294 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:28,294 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:28,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 09:41:28,294 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:28,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:28,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1966200337, now seen corresponding path program 1 times [2024-11-07 09:41:28,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:28,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563652420] [2024-11-07 09:41:28,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:28,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:28,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:29,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:29,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:29,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:29,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:29,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:29,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:29,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:29,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:29,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:29,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:29,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:29,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:29,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:29,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:29,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:29,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:29,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:29,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:29,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:29,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:29,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:29,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:29,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:29,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:29,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:29,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:29,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:29,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:29,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:29,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:29,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:29,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:29,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:29,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:29,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:29,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:29,385 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:29,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:29,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563652420] [2024-11-07 09:41:29,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563652420] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:29,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:29,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:41:29,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638165127] [2024-11-07 09:41:29,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:29,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:41:29,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:29,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:41:29,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:41:29,387 INFO L87 Difference]: Start difference. First operand 2035 states and 3334 transitions. Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:29,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:29,628 INFO L93 Difference]: Finished difference Result 6652 states and 10876 transitions. [2024-11-07 09:41:29,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:41:29,629 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 454 [2024-11-07 09:41:29,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:29,645 INFO L225 Difference]: With dead ends: 6652 [2024-11-07 09:41:29,646 INFO L226 Difference]: Without dead ends: 4620 [2024-11-07 09:41:29,650 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 129 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 09:41:29,651 INFO L432 NwaCegarLoop]: 574 mSDtfsCounter, 706 mSDsluCounter, 653 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 706 SdHoareTripleChecker+Valid, 1227 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 09:41:29,651 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [706 Valid, 1227 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 09:41:29,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4620 states. [2024-11-07 09:41:29,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4620 to 4000. [2024-11-07 09:41:29,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4000 states, 3750 states have (on average 1.6176) internal successors, (6066), 3753 states have internal predecessors, (6066), 243 states have call successors, (243), 6 states have call predecessors, (243), 6 states have return successors, (243), 240 states have call predecessors, (243), 243 states have call successors, (243) [2024-11-07 09:41:29,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4000 states to 4000 states and 6552 transitions. [2024-11-07 09:41:29,809 INFO L78 Accepts]: Start accepts. Automaton has 4000 states and 6552 transitions. Word has length 454 [2024-11-07 09:41:29,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:29,810 INFO L471 AbstractCegarLoop]: Abstraction has 4000 states and 6552 transitions. [2024-11-07 09:41:29,810 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 4 states have internal predecessors, (142), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:29,810 INFO L276 IsEmpty]: Start isEmpty. Operand 4000 states and 6552 transitions. [2024-11-07 09:41:29,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-11-07 09:41:29,820 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:29,820 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:29,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 09:41:29,820 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:29,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:29,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1412260841, now seen corresponding path program 1 times [2024-11-07 09:41:29,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:29,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29144425] [2024-11-07 09:41:29,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:29,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:30,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:30,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:30,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:30,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:30,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:30,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:30,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:30,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:30,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:30,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:30,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:30,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:30,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:30,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:30,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:30,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:30,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:30,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:31,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:31,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:31,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:31,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:31,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:31,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:31,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:31,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:31,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:31,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:31,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:31,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:31,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:31,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:31,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:31,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:31,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:31,081 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:31,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:31,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29144425] [2024-11-07 09:41:31,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29144425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:31,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:31,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 09:41:31,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057263596] [2024-11-07 09:41:31,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:31,082 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 09:41:31,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:31,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 09:41:31,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:41:31,083 INFO L87 Difference]: Start difference. First operand 4000 states and 6552 transitions. Second operand has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:31,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:31,514 INFO L93 Difference]: Finished difference Result 9890 states and 16209 transitions. [2024-11-07 09:41:31,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 09:41:31,515 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 454 [2024-11-07 09:41:31,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:31,579 INFO L225 Difference]: With dead ends: 9890 [2024-11-07 09:41:31,579 INFO L226 Difference]: Without dead ends: 5893 [2024-11-07 09:41:31,584 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 128 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 09:41:31,585 INFO L432 NwaCegarLoop]: 480 mSDtfsCounter, 377 mSDsluCounter, 1189 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 1669 SdHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 09:41:31,585 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [377 Valid, 1669 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 09:41:31,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5893 states. [2024-11-07 09:41:31,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5893 to 4108. [2024-11-07 09:41:31,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4108 states, 3794 states have (on average 1.6107011070110702) internal successors, (6111), 3797 states have internal predecessors, (6111), 306 states have call successors, (306), 7 states have call predecessors, (306), 7 states have return successors, (306), 303 states have call predecessors, (306), 306 states have call successors, (306) [2024-11-07 09:41:31,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4108 states to 4108 states and 6723 transitions. [2024-11-07 09:41:31,727 INFO L78 Accepts]: Start accepts. Automaton has 4108 states and 6723 transitions. Word has length 454 [2024-11-07 09:41:31,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:31,728 INFO L471 AbstractCegarLoop]: Abstraction has 4108 states and 6723 transitions. [2024-11-07 09:41:31,728 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:31,728 INFO L276 IsEmpty]: Start isEmpty. Operand 4108 states and 6723 transitions. [2024-11-07 09:41:31,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-07 09:41:31,733 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:31,733 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:31,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 09:41:31,733 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:31,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:31,734 INFO L85 PathProgramCache]: Analyzing trace with hash -1002713499, now seen corresponding path program 1 times [2024-11-07 09:41:31,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:31,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121586707] [2024-11-07 09:41:31,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:31,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:31,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:32,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:32,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:32,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:32,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:32,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:32,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:32,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:32,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:32,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:32,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:32,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:32,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:32,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:32,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:32,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:32,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:32,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:32,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:32,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:32,535 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:32,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:32,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121586707] [2024-11-07 09:41:32,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121586707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:32,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:32,538 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:41:32,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349051322] [2024-11-07 09:41:32,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:32,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:41:32,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:32,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:41:32,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:41:32,540 INFO L87 Difference]: Start difference. First operand 4108 states and 6723 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:32,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:32,817 INFO L93 Difference]: Finished difference Result 11488 states and 18736 transitions. [2024-11-07 09:41:32,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:41:32,818 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 455 [2024-11-07 09:41:32,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:32,849 INFO L225 Difference]: With dead ends: 11488 [2024-11-07 09:41:32,852 INFO L226 Difference]: Without dead ends: 7491 [2024-11-07 09:41:32,857 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 129 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 09:41:32,857 INFO L432 NwaCegarLoop]: 480 mSDtfsCounter, 456 mSDsluCounter, 644 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 456 SdHoareTripleChecker+Valid, 1124 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 09:41:32,858 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [456 Valid, 1124 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 09:41:32,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7491 states. [2024-11-07 09:41:33,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7491 to 5458. [2024-11-07 09:41:33,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5458 states, 5144 states have (on average 1.6205287713841368) internal successors, (8336), 5147 states have internal predecessors, (8336), 306 states have call successors, (306), 7 states have call predecessors, (306), 7 states have return successors, (306), 303 states have call predecessors, (306), 306 states have call successors, (306) [2024-11-07 09:41:33,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5458 states to 5458 states and 8948 transitions. [2024-11-07 09:41:33,041 INFO L78 Accepts]: Start accepts. Automaton has 5458 states and 8948 transitions. Word has length 455 [2024-11-07 09:41:33,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:33,042 INFO L471 AbstractCegarLoop]: Abstraction has 5458 states and 8948 transitions. [2024-11-07 09:41:33,042 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:33,042 INFO L276 IsEmpty]: Start isEmpty. Operand 5458 states and 8948 transitions. [2024-11-07 09:41:33,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-07 09:41:33,051 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:33,051 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:33,051 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 09:41:33,052 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:33,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:33,052 INFO L85 PathProgramCache]: Analyzing trace with hash -868699993, now seen corresponding path program 1 times [2024-11-07 09:41:33,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:33,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819133352] [2024-11-07 09:41:33,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:33,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:33,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:33,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:33,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:33,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:33,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:33,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:33,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:33,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:33,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:33,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:33,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:33,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:33,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:33,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:33,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:33,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:33,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:33,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:33,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:33,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:33,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:33,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:33,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:33,857 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:33,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:33,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819133352] [2024-11-07 09:41:33,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819133352] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:33,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:33,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 09:41:33,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537882718] [2024-11-07 09:41:33,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:33,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 09:41:33,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:33,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 09:41:33,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:41:33,862 INFO L87 Difference]: Start difference. First operand 5458 states and 8948 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:34,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:34,468 INFO L93 Difference]: Finished difference Result 14465 states and 23672 transitions. [2024-11-07 09:41:34,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 09:41:34,472 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 455 [2024-11-07 09:41:34,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:34,508 INFO L225 Difference]: With dead ends: 14465 [2024-11-07 09:41:34,509 INFO L226 Difference]: Without dead ends: 9118 [2024-11-07 09:41:34,521 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 130 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 09:41:34,522 INFO L432 NwaCegarLoop]: 858 mSDtfsCounter, 696 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 476 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 696 SdHoareTripleChecker+Valid, 2445 SdHoareTripleChecker+Invalid, 535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-07 09:41:34,522 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [696 Valid, 2445 Invalid, 535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 476 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-07 09:41:34,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9118 states. [2024-11-07 09:41:34,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9118 to 8962. [2024-11-07 09:41:34,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8962 states, 8428 states have (on average 1.6158044613194116) internal successors, (13618), 8437 states have internal predecessors, (13618), 516 states have call successors, (516), 17 states have call predecessors, (516), 17 states have return successors, (516), 507 states have call predecessors, (516), 516 states have call successors, (516) [2024-11-07 09:41:34,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8962 states to 8962 states and 14650 transitions. [2024-11-07 09:41:34,781 INFO L78 Accepts]: Start accepts. Automaton has 8962 states and 14650 transitions. Word has length 455 [2024-11-07 09:41:34,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:34,782 INFO L471 AbstractCegarLoop]: Abstraction has 8962 states and 14650 transitions. [2024-11-07 09:41:34,785 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:34,785 INFO L276 IsEmpty]: Start isEmpty. Operand 8962 states and 14650 transitions. [2024-11-07 09:41:34,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-07 09:41:34,795 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:34,795 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:34,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-07 09:41:34,796 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:34,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:34,796 INFO L85 PathProgramCache]: Analyzing trace with hash -86207381, now seen corresponding path program 1 times [2024-11-07 09:41:34,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:34,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015680665] [2024-11-07 09:41:34,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:34,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:36,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:36,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:36,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:36,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:36,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:36,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:36,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:36,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:36,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:36,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:36,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:36,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:36,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:36,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:36,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:36,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:36,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:36,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:36,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:36,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:36,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:36,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:36,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:36,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:36,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:36,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:36,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:36,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:36,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:36,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:36,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:36,277 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:36,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:36,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015680665] [2024-11-07 09:41:36,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015680665] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:36,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:36,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:41:36,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868269654] [2024-11-07 09:41:36,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:36,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:41:36,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:36,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:41:36,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:41:36,279 INFO L87 Difference]: Start difference. First operand 8962 states and 14650 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:36,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:36,698 INFO L93 Difference]: Finished difference Result 25909 states and 42258 transitions. [2024-11-07 09:41:36,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:41:36,702 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 455 [2024-11-07 09:41:36,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:36,747 INFO L225 Difference]: With dead ends: 25909 [2024-11-07 09:41:36,747 INFO L226 Difference]: Without dead ends: 17058 [2024-11-07 09:41:36,769 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 130 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 09:41:36,771 INFO L432 NwaCegarLoop]: 564 mSDtfsCounter, 617 mSDsluCounter, 680 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 617 SdHoareTripleChecker+Valid, 1244 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 09:41:36,772 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [617 Valid, 1244 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 09:41:36,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17058 states. [2024-11-07 09:41:37,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17058 to 14741. [2024-11-07 09:41:37,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14741 states, 14000 states have (on average 1.6157857142857144) internal successors, (22621), 14019 states have internal predecessors, (22621), 710 states have call successors, (710), 30 states have call predecessors, (710), 30 states have return successors, (710), 691 states have call predecessors, (710), 710 states have call successors, (710) [2024-11-07 09:41:37,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14741 states to 14741 states and 24041 transitions. [2024-11-07 09:41:37,195 INFO L78 Accepts]: Start accepts. Automaton has 14741 states and 24041 transitions. Word has length 455 [2024-11-07 09:41:37,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:37,196 INFO L471 AbstractCegarLoop]: Abstraction has 14741 states and 24041 transitions. [2024-11-07 09:41:37,196 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:37,196 INFO L276 IsEmpty]: Start isEmpty. Operand 14741 states and 24041 transitions. [2024-11-07 09:41:37,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-07 09:41:37,213 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:37,213 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:37,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-07 09:41:37,214 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:37,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:37,215 INFO L85 PathProgramCache]: Analyzing trace with hash 357693293, now seen corresponding path program 1 times [2024-11-07 09:41:37,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:37,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298972316] [2024-11-07 09:41:37,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:37,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:37,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:38,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:38,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:38,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:38,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:38,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:38,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:38,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:38,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:38,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:38,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:38,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:38,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:38,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:38,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:38,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:38,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:38,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:38,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:38,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:38,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:38,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:38,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:38,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:38,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:38,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:38,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:38,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:38,346 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:38,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:38,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298972316] [2024-11-07 09:41:38,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298972316] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:38,347 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:38,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:41:38,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590728160] [2024-11-07 09:41:38,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:38,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:41:38,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:38,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:41:38,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:41:38,348 INFO L87 Difference]: Start difference. First operand 14741 states and 24041 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:39,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:39,151 INFO L93 Difference]: Finished difference Result 70901 states and 115879 transitions. [2024-11-07 09:41:39,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 09:41:39,152 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 455 [2024-11-07 09:41:39,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:39,279 INFO L225 Difference]: With dead ends: 70901 [2024-11-07 09:41:39,279 INFO L226 Difference]: Without dead ends: 56275 [2024-11-07 09:41:39,332 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 129 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 09:41:39,333 INFO L432 NwaCegarLoop]: 433 mSDtfsCounter, 1083 mSDsluCounter, 855 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1083 SdHoareTripleChecker+Valid, 1288 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 09:41:39,333 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1083 Valid, 1288 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 09:41:39,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56275 states. [2024-11-07 09:41:40,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56275 to 29419. [2024-11-07 09:41:40,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29419 states, 28003 states have (on average 1.6000428525515122) internal successors, (44806), 28041 states have internal predecessors, (44806), 1357 states have call successors, (1357), 58 states have call predecessors, (1357), 58 states have return successors, (1357), 1319 states have call predecessors, (1357), 1357 states have call successors, (1357) [2024-11-07 09:41:40,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29419 states to 29419 states and 47520 transitions. [2024-11-07 09:41:40,238 INFO L78 Accepts]: Start accepts. Automaton has 29419 states and 47520 transitions. Word has length 455 [2024-11-07 09:41:40,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:40,239 INFO L471 AbstractCegarLoop]: Abstraction has 29419 states and 47520 transitions. [2024-11-07 09:41:40,239 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:40,239 INFO L276 IsEmpty]: Start isEmpty. Operand 29419 states and 47520 transitions. [2024-11-07 09:41:40,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-07 09:41:40,272 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:40,273 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:40,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-07 09:41:40,273 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:40,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:40,274 INFO L85 PathProgramCache]: Analyzing trace with hash 329193003, now seen corresponding path program 1 times [2024-11-07 09:41:40,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:40,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498287717] [2024-11-07 09:41:40,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:40,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:40,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:41,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:41,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:41,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:41,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:41,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:41,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:41,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:41,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:41,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:41,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:41,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:41,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:41,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:41,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:41,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:41,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:41,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:41,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:41,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:41,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:41,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:41,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:41,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:41,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:41,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:41,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:41,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:41,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:41,421 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:41,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:41,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498287717] [2024-11-07 09:41:41,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498287717] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:41,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:41,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:41:41,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418832820] [2024-11-07 09:41:41,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:41,422 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:41:41,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:41,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:41:41,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:41:41,423 INFO L87 Difference]: Start difference. First operand 29419 states and 47520 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:42,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:42,294 INFO L93 Difference]: Finished difference Result 96861 states and 156721 transitions. [2024-11-07 09:41:42,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:41:42,295 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 455 [2024-11-07 09:41:42,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:42,449 INFO L225 Difference]: With dead ends: 96861 [2024-11-07 09:41:42,449 INFO L226 Difference]: Without dead ends: 66837 [2024-11-07 09:41:42,487 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 129 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 09:41:42,488 INFO L432 NwaCegarLoop]: 474 mSDtfsCounter, 662 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 662 SdHoareTripleChecker+Valid, 1083 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 09:41:42,488 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [662 Valid, 1083 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 09:41:42,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66837 states. [2024-11-07 09:41:43,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66837 to 38319. [2024-11-07 09:41:43,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38319 states, 36827 states have (on average 1.601488038667282) internal successors, (58978), 36869 states have internal predecessors, (58978), 1429 states have call successors, (1429), 62 states have call predecessors, (1429), 62 states have return successors, (1429), 1387 states have call predecessors, (1429), 1429 states have call successors, (1429) [2024-11-07 09:41:43,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38319 states to 38319 states and 61836 transitions. [2024-11-07 09:41:43,710 INFO L78 Accepts]: Start accepts. Automaton has 38319 states and 61836 transitions. Word has length 455 [2024-11-07 09:41:43,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:43,711 INFO L471 AbstractCegarLoop]: Abstraction has 38319 states and 61836 transitions. [2024-11-07 09:41:43,711 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:43,711 INFO L276 IsEmpty]: Start isEmpty. Operand 38319 states and 61836 transitions. [2024-11-07 09:41:43,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-07 09:41:43,750 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:43,750 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:43,751 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-07 09:41:43,751 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:43,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:43,751 INFO L85 PathProgramCache]: Analyzing trace with hash -781257580, now seen corresponding path program 1 times [2024-11-07 09:41:43,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:43,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525906921] [2024-11-07 09:41:43,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:43,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:44,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:44,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:44,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:44,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:44,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:44,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:44,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:44,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:44,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:44,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:44,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:44,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:44,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:44,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:44,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:44,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:44,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:44,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:44,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:44,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:44,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:44,235 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:44,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:44,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525906921] [2024-11-07 09:41:44,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525906921] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:44,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:44,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 09:41:44,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585874902] [2024-11-07 09:41:44,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:44,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 09:41:44,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:44,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 09:41:44,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:41:44,238 INFO L87 Difference]: Start difference. First operand 38319 states and 61836 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:44,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:44,929 INFO L93 Difference]: Finished difference Result 91457 states and 147562 transitions. [2024-11-07 09:41:44,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 09:41:44,931 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 455 [2024-11-07 09:41:44,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:45,057 INFO L225 Difference]: With dead ends: 91457 [2024-11-07 09:41:45,057 INFO L226 Difference]: Without dead ends: 52857 [2024-11-07 09:41:45,098 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 128 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 09:41:45,100 INFO L432 NwaCegarLoop]: 543 mSDtfsCounter, 402 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 402 SdHoareTripleChecker+Valid, 958 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 09:41:45,100 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [402 Valid, 958 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 09:41:45,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52857 states. [2024-11-07 09:41:46,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52857 to 36663. [2024-11-07 09:41:46,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36663 states, 35171 states have (on average 1.5591822808563873) internal successors, (54838), 35213 states have internal predecessors, (54838), 1429 states have call successors, (1429), 62 states have call predecessors, (1429), 62 states have return successors, (1429), 1387 states have call predecessors, (1429), 1429 states have call successors, (1429) [2024-11-07 09:41:46,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36663 states to 36663 states and 57696 transitions. [2024-11-07 09:41:46,484 INFO L78 Accepts]: Start accepts. Automaton has 36663 states and 57696 transitions. Word has length 455 [2024-11-07 09:41:46,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:46,485 INFO L471 AbstractCegarLoop]: Abstraction has 36663 states and 57696 transitions. [2024-11-07 09:41:46,485 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:46,486 INFO L276 IsEmpty]: Start isEmpty. Operand 36663 states and 57696 transitions. [2024-11-07 09:41:46,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-07 09:41:46,523 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:46,524 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:46,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-07 09:41:46,527 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:46,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:46,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1485123606, now seen corresponding path program 1 times [2024-11-07 09:41:46,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:46,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450176118] [2024-11-07 09:41:46,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:46,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:47,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:47,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:47,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:47,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:47,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:47,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:47,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:47,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:47,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:47,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:47,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:47,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:47,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:47,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:47,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:47,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:47,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:47,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:47,952 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:47,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:47,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450176118] [2024-11-07 09:41:47,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450176118] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:47,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:47,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 09:41:47,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474580342] [2024-11-07 09:41:47,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:47,954 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 09:41:47,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:47,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 09:41:47,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:41:47,955 INFO L87 Difference]: Start difference. First operand 36663 states and 57696 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:49,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:49,192 INFO L93 Difference]: Finished difference Result 98589 states and 155314 transitions. [2024-11-07 09:41:49,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 09:41:49,192 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 455 [2024-11-07 09:41:49,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:49,306 INFO L225 Difference]: With dead ends: 98589 [2024-11-07 09:41:49,307 INFO L226 Difference]: Without dead ends: 62041 [2024-11-07 09:41:49,348 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 130 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 09:41:49,349 INFO L432 NwaCegarLoop]: 666 mSDtfsCounter, 652 mSDsluCounter, 1188 mSDsCounter, 0 mSdLazyCounter, 282 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 1854 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 09:41:49,349 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [652 Valid, 1854 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 282 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 09:41:49,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62041 states. [2024-11-07 09:41:50,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62041 to 41179. [2024-11-07 09:41:50,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41179 states, 39749 states have (on average 1.5343279076203176) internal successors, (60988), 39791 states have internal predecessors, (60988), 1361 states have call successors, (1361), 68 states have call predecessors, (1361), 68 states have return successors, (1361), 1319 states have call predecessors, (1361), 1361 states have call successors, (1361) [2024-11-07 09:41:50,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41179 states to 41179 states and 63710 transitions. [2024-11-07 09:41:50,591 INFO L78 Accepts]: Start accepts. Automaton has 41179 states and 63710 transitions. Word has length 455 [2024-11-07 09:41:50,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:50,592 INFO L471 AbstractCegarLoop]: Abstraction has 41179 states and 63710 transitions. [2024-11-07 09:41:50,592 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:50,593 INFO L276 IsEmpty]: Start isEmpty. Operand 41179 states and 63710 transitions. [2024-11-07 09:41:50,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-07 09:41:50,636 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:50,636 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:50,636 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-07 09:41:50,636 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:50,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:50,637 INFO L85 PathProgramCache]: Analyzing trace with hash -638157651, now seen corresponding path program 1 times [2024-11-07 09:41:50,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:50,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126513598] [2024-11-07 09:41:50,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:50,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:51,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:52,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:52,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:52,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:52,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:52,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:52,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:52,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:52,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:52,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:52,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:52,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:52,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:52,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:52,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:52,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:52,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:52,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:52,160 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:52,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:52,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126513598] [2024-11-07 09:41:52,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126513598] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:52,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:52,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:41:52,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368533779] [2024-11-07 09:41:52,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:52,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:41:52,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:52,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:41:52,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:41:52,161 INFO L87 Difference]: Start difference. First operand 41179 states and 63710 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:53,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:53,411 INFO L93 Difference]: Finished difference Result 101355 states and 157387 transitions. [2024-11-07 09:41:53,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:41:53,412 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 455 [2024-11-07 09:41:53,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:53,525 INFO L225 Difference]: With dead ends: 101355 [2024-11-07 09:41:53,525 INFO L226 Difference]: Without dead ends: 59131 [2024-11-07 09:41:53,572 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 129 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 09:41:53,572 INFO L432 NwaCegarLoop]: 669 mSDtfsCounter, 484 mSDsluCounter, 891 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 484 SdHoareTripleChecker+Valid, 1560 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 09:41:53,573 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [484 Valid, 1560 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 09:41:53,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59131 states. [2024-11-07 09:41:54,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59131 to 25453. [2024-11-07 09:41:54,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25453 states, 24497 states have (on average 1.5245948483487775) internal successors, (37348), 24515 states have internal predecessors, (37348), 901 states have call successors, (901), 54 states have call predecessors, (901), 54 states have return successors, (901), 883 states have call predecessors, (901), 901 states have call successors, (901) [2024-11-07 09:41:54,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25453 states to 25453 states and 39150 transitions. [2024-11-07 09:41:54,387 INFO L78 Accepts]: Start accepts. Automaton has 25453 states and 39150 transitions. Word has length 455 [2024-11-07 09:41:54,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:54,387 INFO L471 AbstractCegarLoop]: Abstraction has 25453 states and 39150 transitions. [2024-11-07 09:41:54,387 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:54,387 INFO L276 IsEmpty]: Start isEmpty. Operand 25453 states and 39150 transitions. [2024-11-07 09:41:54,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-07 09:41:54,405 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:54,405 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:54,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-07 09:41:54,406 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:54,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:54,406 INFO L85 PathProgramCache]: Analyzing trace with hash 517772952, now seen corresponding path program 1 times [2024-11-07 09:41:54,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:54,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149388580] [2024-11-07 09:41:54,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:54,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:41:55,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:41:55,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:41:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:41:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:41:55,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:41:55,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:41:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:41:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:41:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:41:55,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:41:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:41:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:41:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:41:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:41:55,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:41:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:41:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:41:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:41:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:41:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:41:55,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:41:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:41:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:41:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:41:55,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:41:55,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:41:55,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:41:55,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:41:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:41:55,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:41:55,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:41:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:41:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:41:55,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:41:55,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:41:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:41:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:41:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:41:55,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:41:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:41:55,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:41:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:41:55,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:41:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:41:55,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:41:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:41:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:41:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:41:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:41:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:41:55,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:41:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:41:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:55,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:41:55,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:56,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:41:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:56,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:41:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:56,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:41:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:56,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:41:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:56,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:41:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:56,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:41:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:56,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:41:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:56,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:41:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:56,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:41:56,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:41:56,062 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:41:56,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:41:56,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149388580] [2024-11-07 09:41:56,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149388580] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:41:56,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:41:56,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 09:41:56,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138192821] [2024-11-07 09:41:56,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:41:56,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 09:41:56,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:41:56,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 09:41:56,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:41:56,065 INFO L87 Difference]: Start difference. First operand 25453 states and 39150 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:57,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:41:57,126 INFO L93 Difference]: Finished difference Result 65826 states and 101300 transitions. [2024-11-07 09:41:57,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 09:41:57,127 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 455 [2024-11-07 09:41:57,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:41:57,203 INFO L225 Difference]: With dead ends: 65826 [2024-11-07 09:41:57,204 INFO L226 Difference]: Without dead ends: 40488 [2024-11-07 09:41:57,246 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 129 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 09:41:57,248 INFO L432 NwaCegarLoop]: 426 mSDtfsCounter, 317 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 1553 SdHoareTripleChecker+Invalid, 383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 09:41:57,248 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 1553 Invalid, 383 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 09:41:57,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40488 states. [2024-11-07 09:41:58,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40488 to 25466. [2024-11-07 09:41:58,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25466 states, 24510 states have (on average 1.524439004487964) internal successors, (37364), 24528 states have internal predecessors, (37364), 901 states have call successors, (901), 54 states have call predecessors, (901), 54 states have return successors, (901), 883 states have call predecessors, (901), 901 states have call successors, (901) [2024-11-07 09:41:58,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25466 states to 25466 states and 39166 transitions. [2024-11-07 09:41:58,210 INFO L78 Accepts]: Start accepts. Automaton has 25466 states and 39166 transitions. Word has length 455 [2024-11-07 09:41:58,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:41:58,210 INFO L471 AbstractCegarLoop]: Abstraction has 25466 states and 39166 transitions. [2024-11-07 09:41:58,210 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, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:41:58,210 INFO L276 IsEmpty]: Start isEmpty. Operand 25466 states and 39166 transitions. [2024-11-07 09:41:58,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-07 09:41:58,234 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:41:58,234 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:41:58,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-07 09:41:58,234 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:41:58,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:41:58,235 INFO L85 PathProgramCache]: Analyzing trace with hash -365736038, now seen corresponding path program 1 times [2024-11-07 09:41:58,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:41:58,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654706258] [2024-11-07 09:41:58,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:41:58,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:41:58,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:01,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:01,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:42:01,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:01,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:42:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:01,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:42:01,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:42:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:42:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:42:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:42:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:42:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:42:01,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:42:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:42:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:01,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:42:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:42:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:42:01,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:42:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:42:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:42:01,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:42:01,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:42:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:42:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:42:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:42:01,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:42:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:42:01,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:42:01,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:42:01,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:42:01,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:42:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:42:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:42:01,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:42:01,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:42:01,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:42:01,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:42:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:42:01,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:42:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:42:01,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:42:01,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:42:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:42:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:42:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:42:01,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:01,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:42:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:01,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:42:01,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:42:01,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,906 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:42:01,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:01,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654706258] [2024-11-07 09:42:01,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654706258] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:01,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:01,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-07 09:42:01,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653531257] [2024-11-07 09:42:01,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:01,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-07 09:42:01,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:01,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-07 09:42:01,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2024-11-07 09:42:01,909 INFO L87 Difference]: Start difference. First operand 25466 states and 39166 transitions. Second operand has 12 states, 12 states have (on average 11.916666666666666) internal successors, (143), 12 states have internal predecessors, (143), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:42:04,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:04,669 INFO L93 Difference]: Finished difference Result 88634 states and 136892 transitions. [2024-11-07 09:42:04,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-07 09:42:04,669 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 11.916666666666666) internal successors, (143), 12 states have internal predecessors, (143), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 455 [2024-11-07 09:42:04,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:04,765 INFO L225 Difference]: With dead ends: 88634 [2024-11-07 09:42:04,765 INFO L226 Difference]: Without dead ends: 63296 [2024-11-07 09:42:04,818 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2024-11-07 09:42:04,819 INFO L432 NwaCegarLoop]: 534 mSDtfsCounter, 4038 mSDsluCounter, 3472 mSDsCounter, 0 mSdLazyCounter, 1438 mSolverCounterSat, 345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4038 SdHoareTripleChecker+Valid, 4006 SdHoareTripleChecker+Invalid, 1783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 1438 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:04,819 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4038 Valid, 4006 Invalid, 1783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 1438 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-07 09:42:04,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63296 states. [2024-11-07 09:42:05,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63296 to 36422. [2024-11-07 09:42:05,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36422 states, 35466 states have (on average 1.53138216883776) internal successors, (54312), 35484 states have internal predecessors, (54312), 901 states have call successors, (901), 54 states have call predecessors, (901), 54 states have return successors, (901), 883 states have call predecessors, (901), 901 states have call successors, (901) [2024-11-07 09:42:05,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36422 states to 36422 states and 56114 transitions. [2024-11-07 09:42:05,637 INFO L78 Accepts]: Start accepts. Automaton has 36422 states and 56114 transitions. Word has length 455 [2024-11-07 09:42:05,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:05,638 INFO L471 AbstractCegarLoop]: Abstraction has 36422 states and 56114 transitions. [2024-11-07 09:42:05,638 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.916666666666666) internal successors, (143), 12 states have internal predecessors, (143), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:42:05,638 INFO L276 IsEmpty]: Start isEmpty. Operand 36422 states and 56114 transitions. [2024-11-07 09:42:05,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-07 09:42:05,670 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:05,670 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:42:05,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-07 09:42:05,670 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:05,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:05,671 INFO L85 PathProgramCache]: Analyzing trace with hash 335863836, now seen corresponding path program 1 times [2024-11-07 09:42:05,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:05,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692761770] [2024-11-07 09:42:05,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:05,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:09,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:09,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:42:09,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:42:09,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:42:09,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:42:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:42:09,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:42:09,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:42:09,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:42:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:42:09,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:42:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:42:09,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:42:09,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:42:09,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:42:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:42:09,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:42:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:42:09,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:42:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:42:09,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:42:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:42:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:42:09,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:42:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:42:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:42:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:42:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:42:09,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:42:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:42:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:42:09,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:42:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:42:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:42:09,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:42:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:42:09,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:42:09,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:42:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:42:09,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:42:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:42:09,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:42:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:42:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:09,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:09,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:09,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:42:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:42:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:09,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:42:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,453 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 7626 trivial. 0 not checked. [2024-11-07 09:42:09,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:09,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692761770] [2024-11-07 09:42:09,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692761770] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 09:42:09,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1496593001] [2024-11-07 09:42:09,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:09,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 09:42:09,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 09:42:09,457 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 09:42:09,458 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 09:42:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:09,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 1198 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-07 09:42:09,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 09:42:10,342 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 3462 proven. 126 refuted. 0 times theorem prover too weak. 4224 trivial. 0 not checked. [2024-11-07 09:42:10,343 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 09:42:10,773 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 60 proven. 126 refuted. 0 times theorem prover too weak. 7626 trivial. 0 not checked. [2024-11-07 09:42:10,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1496593001] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 09:42:10,773 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 09:42:10,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 15 [2024-11-07 09:42:10,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957399994] [2024-11-07 09:42:10,774 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 09:42:10,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-07 09:42:10,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:10,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-07 09:42:10,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2024-11-07 09:42:10,777 INFO L87 Difference]: Start difference. First operand 36422 states and 56114 transitions. Second operand has 15 states, 15 states have (on average 17.6) internal successors, (264), 15 states have internal predecessors, (264), 5 states have call successors, (168), 2 states have call predecessors, (168), 4 states have return successors, (169), 4 states have call predecessors, (169), 5 states have call successors, (169) [2024-11-07 09:42:12,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:12,775 INFO L93 Difference]: Finished difference Result 92018 states and 142138 transitions. [2024-11-07 09:42:12,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-07 09:42:12,776 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 17.6) internal successors, (264), 15 states have internal predecessors, (264), 5 states have call successors, (168), 2 states have call predecessors, (168), 4 states have return successors, (169), 4 states have call predecessors, (169), 5 states have call successors, (169) Word has length 455 [2024-11-07 09:42:12,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:12,872 INFO L225 Difference]: With dead ends: 92018 [2024-11-07 09:42:12,872 INFO L226 Difference]: Without dead ends: 54812 [2024-11-07 09:42:12,923 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1069 GetRequests, 1034 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=293, Invalid=967, Unknown=0, NotChecked=0, Total=1260 [2024-11-07 09:42:12,924 INFO L432 NwaCegarLoop]: 417 mSDtfsCounter, 1820 mSDsluCounter, 2785 mSDsCounter, 0 mSdLazyCounter, 1654 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1840 SdHoareTripleChecker+Valid, 3202 SdHoareTripleChecker+Invalid, 1897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:12,924 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1840 Valid, 3202 Invalid, 1897 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1654 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-07 09:42:12,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54812 states. [2024-11-07 09:42:13,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54812 to 42306. [2024-11-07 09:42:13,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42306 states, 41334 states have (on average 1.527701166110224) internal successors, (63146), 41352 states have internal predecessors, (63146), 901 states have call successors, (901), 70 states have call predecessors, (901), 70 states have return successors, (901), 883 states have call predecessors, (901), 901 states have call successors, (901) [2024-11-07 09:42:13,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42306 states to 42306 states and 64948 transitions. [2024-11-07 09:42:13,756 INFO L78 Accepts]: Start accepts. Automaton has 42306 states and 64948 transitions. Word has length 455 [2024-11-07 09:42:13,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:13,756 INFO L471 AbstractCegarLoop]: Abstraction has 42306 states and 64948 transitions. [2024-11-07 09:42:13,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 17.6) internal successors, (264), 15 states have internal predecessors, (264), 5 states have call successors, (168), 2 states have call predecessors, (168), 4 states have return successors, (169), 4 states have call predecessors, (169), 5 states have call successors, (169) [2024-11-07 09:42:13,757 INFO L276 IsEmpty]: Start isEmpty. Operand 42306 states and 64948 transitions. [2024-11-07 09:42:13,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-11-07 09:42:13,796 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:13,796 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:42:13,814 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-07 09:42:13,997 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,SelfDestructingSolverStorable17 [2024-11-07 09:42:13,997 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:13,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:13,997 INFO L85 PathProgramCache]: Analyzing trace with hash -640831665, now seen corresponding path program 1 times [2024-11-07 09:42:13,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:13,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192123769] [2024-11-07 09:42:13,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:13,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:14,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:14,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:14,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:42:14,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:14,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:42:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:14,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:42:14,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:42:14,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:42:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:42:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:42:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:42:14,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:42:14,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:42:14,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:42:14,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:42:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:14,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:42:14,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:42:14,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:42:14,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:42:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:42:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:42:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:42:14,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:42:14,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:42:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:42:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:42:14,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:42:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:42:14,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:42:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:42:14,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:42:14,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:42:14,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:42:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:42:14,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:42:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:42:14,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:42:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:42:14,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:42:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:42:14,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:42:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:42:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:42:14,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:42:14,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:42:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:14,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:14,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:42:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:14,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:42:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:42:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,531 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:42:14,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:14,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192123769] [2024-11-07 09:42:14,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192123769] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:14,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:14,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:42:14,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657985940] [2024-11-07 09:42:14,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:14,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:42:14,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:14,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:42:14,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:42:14,532 INFO L87 Difference]: Start difference. First operand 42306 states and 64948 transitions. Second operand has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:42:15,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:15,346 INFO L93 Difference]: Finished difference Result 79906 states and 122838 transitions. [2024-11-07 09:42:15,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:42:15,347 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 456 [2024-11-07 09:42:15,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:15,424 INFO L225 Difference]: With dead ends: 79906 [2024-11-07 09:42:15,424 INFO L226 Difference]: Without dead ends: 53004 [2024-11-07 09:42:15,451 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 129 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 09:42:15,451 INFO L432 NwaCegarLoop]: 424 mSDtfsCounter, 479 mSDsluCounter, 839 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 479 SdHoareTripleChecker+Valid, 1263 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:15,451 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [479 Valid, 1263 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 09:42:15,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53004 states. [2024-11-07 09:42:16,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53004 to 52542. [2024-11-07 09:42:16,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52542 states, 51570 states have (on average 1.5342641070389762) internal successors, (79122), 51588 states have internal predecessors, (79122), 901 states have call successors, (901), 70 states have call predecessors, (901), 70 states have return successors, (901), 883 states have call predecessors, (901), 901 states have call successors, (901) [2024-11-07 09:42:16,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52542 states to 52542 states and 80924 transitions. [2024-11-07 09:42:16,514 INFO L78 Accepts]: Start accepts. Automaton has 52542 states and 80924 transitions. Word has length 456 [2024-11-07 09:42:16,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:16,514 INFO L471 AbstractCegarLoop]: Abstraction has 52542 states and 80924 transitions. [2024-11-07 09:42:16,514 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:42:16,514 INFO L276 IsEmpty]: Start isEmpty. Operand 52542 states and 80924 transitions. [2024-11-07 09:42:16,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-11-07 09:42:16,556 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:16,556 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:42:16,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-07 09:42:16,556 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:16,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:16,557 INFO L85 PathProgramCache]: Analyzing trace with hash 508037255, now seen corresponding path program 1 times [2024-11-07 09:42:16,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:16,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870629844] [2024-11-07 09:42:16,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:16,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:16,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:42:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:42:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:42:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:42:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:42:17,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:42:17,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:42:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:42:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:42:17,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:42:17,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:42:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:17,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:42:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:42:17,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:17,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:42:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:42:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:42:17,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:42:17,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:42:17,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:42:17,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:42:17,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:42:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:42:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:42:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:42:17,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:42:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:42:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:42:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:42:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:42:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:42:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:42:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:42:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:42:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:42:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:42:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:42:17,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:42:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:42:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:42:17,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:42:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:42:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:42:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:17,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:17,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:17,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:42:17,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:17,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:42:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:42:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:17,561 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:42:17,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:17,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870629844] [2024-11-07 09:42:17,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870629844] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:17,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:17,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:42:17,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542988064] [2024-11-07 09:42:17,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:17,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:42:17,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:17,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:42:17,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:42:17,562 INFO L87 Difference]: Start difference. First operand 52542 states and 80924 transitions. Second operand has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:42:18,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:18,289 INFO L93 Difference]: Finished difference Result 90662 states and 139378 transitions. [2024-11-07 09:42:18,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:42:18,290 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 456 [2024-11-07 09:42:18,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:18,356 INFO L225 Difference]: With dead ends: 90662 [2024-11-07 09:42:18,356 INFO L226 Difference]: Without dead ends: 38912 [2024-11-07 09:42:18,412 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 129 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 09:42:18,413 INFO L432 NwaCegarLoop]: 455 mSDtfsCounter, 358 mSDsluCounter, 846 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 358 SdHoareTripleChecker+Valid, 1301 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:18,413 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [358 Valid, 1301 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 09:42:18,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38912 states. [2024-11-07 09:42:19,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38912 to 37858. [2024-11-07 09:42:19,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37858 states, 36886 states have (on average 1.5265954562706718) internal successors, (56310), 36904 states have internal predecessors, (56310), 901 states have call successors, (901), 70 states have call predecessors, (901), 70 states have return successors, (901), 883 states have call predecessors, (901), 901 states have call successors, (901) [2024-11-07 09:42:19,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37858 states to 37858 states and 58112 transitions. [2024-11-07 09:42:19,208 INFO L78 Accepts]: Start accepts. Automaton has 37858 states and 58112 transitions. Word has length 456 [2024-11-07 09:42:19,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:19,208 INFO L471 AbstractCegarLoop]: Abstraction has 37858 states and 58112 transitions. [2024-11-07 09:42:19,208 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:42:19,208 INFO L276 IsEmpty]: Start isEmpty. Operand 37858 states and 58112 transitions. [2024-11-07 09:42:19,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2024-11-07 09:42:19,228 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:19,228 INFO L215 NwaCegarLoop]: trace histogram [63, 63, 63, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 09:42:19,229 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-07 09:42:19,229 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:19,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:19,229 INFO L85 PathProgramCache]: Analyzing trace with hash 1869033635, now seen corresponding path program 1 times [2024-11-07 09:42:19,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:19,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103878883] [2024-11-07 09:42:19,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:19,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:21,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:21,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:21,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 09:42:21,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:21,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 09:42:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:21,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 09:42:21,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 09:42:21,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 09:42:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 09:42:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 09:42:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 09:42:21,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-07 09:42:21,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-07 09:42:21,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 09:42:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:21,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-07 09:42:21,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-07 09:42:21,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:21,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:22,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-07 09:42:22,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-07 09:42:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-07 09:42:22,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-07 09:42:22,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-07 09:42:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-07 09:42:22,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-07 09:42:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-07 09:42:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-07 09:42:22,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-07 09:42:22,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-07 09:42:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-07 09:42:22,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-07 09:42:22,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-07 09:42:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 09:42:22,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 09:42:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-07 09:42:22,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 09:42:22,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 09:42:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 09:42:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 09:42:22,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 09:42:22,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 09:42:22,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 09:42:22,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 09:42:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 09:42:22,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-07 09:42:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-07 09:42:22,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-07 09:42:22,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-07 09:42:22,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:22,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-07 09:42:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:22,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-07 09:42:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,234 INFO L134 CoverageAnalysis]: Checked inductivity of 7812 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2024-11-07 09:42:22,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:22,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103878883] [2024-11-07 09:42:22,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103878883] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:22,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:22,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-07 09:42:22,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250872228] [2024-11-07 09:42:22,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:22,235 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 09:42:22,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:22,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 09:42:22,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-07 09:42:22,235 INFO L87 Difference]: Start difference. First operand 37858 states and 58112 transitions. Second operand has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) [2024-11-07 09:42:25,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:25,139 INFO L93 Difference]: Finished difference Result 118634 states and 182333 transitions. [2024-11-07 09:42:25,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 09:42:25,139 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 states have internal predecessors, (145), 1 states have call successors, (63), 1 states have call predecessors, (63), 1 states have return successors, (63), 1 states have call predecessors, (63), 1 states have call successors, (63) Word has length 457 [2024-11-07 09:42:25,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:25,289 INFO L225 Difference]: With dead ends: 118634 [2024-11-07 09:42:25,289 INFO L226 Difference]: Without dead ends: 96244 [2024-11-07 09:42:25,435 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-07 09:42:25,436 INFO L432 NwaCegarLoop]: 615 mSDtfsCounter, 1239 mSDsluCounter, 1998 mSDsCounter, 0 mSdLazyCounter, 789 mSolverCounterSat, 389 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 2613 SdHoareTripleChecker+Invalid, 1178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 389 IncrementalHoareTripleChecker+Valid, 789 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:25,436 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1239 Valid, 2613 Invalid, 1178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [389 Valid, 789 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-07 09:42:25,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96244 states.