./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-81.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_fillercode_fillercodestructure_filler-pe-cn_file-81.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', 'f21456a779194f7e287a67040f0a4e45ea1ac95220541a0a40827a16bb32aae0'] 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_fillercode_fillercodestructure_filler-pe-cn_file-81.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 f21456a779194f7e287a67040f0a4e45ea1ac95220541a0a40827a16bb32aae0 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 06:02:20,809 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 06:02:20,905 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 06:02:20,911 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 06:02:20,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 06:02:20,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 06:02:20,945 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 06:02:20,945 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 06:02:20,945 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 06:02:20,945 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 06:02:20,946 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 06:02:20,946 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 06:02:20,946 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 06:02:20,946 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 06:02:20,946 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 06:02:20,947 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 06:02:20,948 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 06:02:20,948 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 06:02:20,948 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 06:02:20,948 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 06:02:20,948 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 06:02:20,948 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 06:02:20,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 06:02:20,948 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 06:02:20,949 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 06:02:20,950 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 06:02:20,950 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 06:02:20,950 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 06:02:20,950 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 06:02:20,950 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 06:02:20,950 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 06:02:20,951 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 06:02:20,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:02:20,951 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 06:02:20,951 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 06:02:20,951 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 06:02:20,951 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 06:02:20,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 06:02:20,951 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 06:02:20,951 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 06:02:20,951 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 06:02:20,951 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 06:02:20,951 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 -> f21456a779194f7e287a67040f0a4e45ea1ac95220541a0a40827a16bb32aae0 [2024-11-07 06:02:21,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 06:02:21,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 06:02:21,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 06:02:21,301 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 06:02:21,302 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 06:02:21,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-81.i [2024-11-07 06:02:22,575 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 06:02:22,816 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 06:02:22,818 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-cn_file-81.i [2024-11-07 06:02:22,825 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/17edcd43b/3a781fec36a34b2a9b97dbc9494842b3/FLAG60f5e0e87 [2024-11-07 06:02:22,841 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/17edcd43b/3a781fec36a34b2a9b97dbc9494842b3 [2024-11-07 06:02:22,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 06:02:22,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 06:02:22,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 06:02:22,846 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 06:02:22,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 06:02:22,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:02:22" (1/1) ... [2024-11-07 06:02:22,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bdf3a3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:02:22, skipping insertion in model container [2024-11-07 06:02:22,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:02:22" (1/1) ... [2024-11-07 06:02:22,868 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 06:02:22,974 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_fillercode_fillercodestructure_filler-pe-cn_file-81.i[919,932] [2024-11-07 06:02:23,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:02:23,072 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 06:02:23,083 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_fillercode_fillercodestructure_filler-pe-cn_file-81.i[919,932] [2024-11-07 06:02:23,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 06:02:23,134 INFO L204 MainTranslator]: Completed translation [2024-11-07 06:02:23,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:02:23 WrapperNode [2024-11-07 06:02:23,135 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 06:02:23,136 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 06:02:23,136 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 06:02:23,136 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 06:02:23,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:02:23" (1/1) ... [2024-11-07 06:02:23,153 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:02:23" (1/1) ... [2024-11-07 06:02:23,192 INFO L138 Inliner]: procedures = 26, calls = 63, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 308 [2024-11-07 06:02:23,192 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 06:02:23,192 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 06:02:23,192 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 06:02:23,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 06:02:23,199 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:02:23" (1/1) ... [2024-11-07 06:02:23,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:02:23" (1/1) ... [2024-11-07 06:02:23,202 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:02:23" (1/1) ... [2024-11-07 06:02:23,219 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 06:02:23,220 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:02:23" (1/1) ... [2024-11-07 06:02:23,220 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:02:23" (1/1) ... [2024-11-07 06:02:23,227 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:02:23" (1/1) ... [2024-11-07 06:02:23,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:02:23" (1/1) ... [2024-11-07 06:02:23,232 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:02:23" (1/1) ... [2024-11-07 06:02:23,234 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:02:23" (1/1) ... [2024-11-07 06:02:23,236 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 06:02:23,237 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 06:02:23,237 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 06:02:23,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 06:02:23,238 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:02:23" (1/1) ... [2024-11-07 06:02:23,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 06:02:23,257 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 06:02:23,267 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 06:02:23,269 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 06:02:23,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 06:02:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 06:02:23,288 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 06:02:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 06:02:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 06:02:23,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 06:02:23,371 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 06:02:23,373 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 06:02:23,785 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-07 06:02:23,786 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 06:02:23,794 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 06:02:23,795 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 06:02:23,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:02:23 BoogieIcfgContainer [2024-11-07 06:02:23,795 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 06:02:23,797 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 06:02:23,797 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 06:02:23,800 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 06:02:23,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:02:22" (1/3) ... [2024-11-07 06:02:23,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c0f1b46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:02:23, skipping insertion in model container [2024-11-07 06:02:23,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:02:23" (2/3) ... [2024-11-07 06:02:23,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c0f1b46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:02:23, skipping insertion in model container [2024-11-07 06:02:23,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:02:23" (3/3) ... [2024-11-07 06:02:23,802 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-cn_file-81.i [2024-11-07 06:02:23,813 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 06:02:23,814 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 06:02:23,853 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 06:02:23,865 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;@70e48a30, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 06:02:23,865 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 06:02:23,870 INFO L276 IsEmpty]: Start isEmpty. Operand has 134 states, 81 states have (on average 1.4197530864197532) internal successors, (115), 82 states have internal predecessors, (115), 50 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-07 06:02:23,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2024-11-07 06:02:23,885 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:02:23,886 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:02:23,886 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:02:23,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:02:23,891 INFO L85 PathProgramCache]: Analyzing trace with hash 1319909153, now seen corresponding path program 1 times [2024-11-07 06:02:23,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:02:23,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549947825] [2024-11-07 06:02:23,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:02:23,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:02:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:02:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:02:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:02:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:02:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:02:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:02:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:02:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:02:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:02:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:02:24,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:02:24,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:02:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:02:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:02:24,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:02:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 06:02:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:02:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 06:02:24,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:02:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 06:02:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:02:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 06:02:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:02:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 06:02:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 06:02:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 06:02:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 06:02:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 06:02:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 06:02:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 06:02:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 06:02:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 06:02:24,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 06:02:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 06:02:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 06:02:24,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-07 06:02:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 06:02:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-07 06:02:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 06:02:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-07 06:02:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-07 06:02:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-07 06:02:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 06:02:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 06:02:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 06:02:24,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 06:02:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-07 06:02:24,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 06:02:24,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 06:02:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 06:02:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:24,356 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-07 06:02:24,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:02:24,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549947825] [2024-11-07 06:02:24,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549947825] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:02:24,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:02:24,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 06:02:24,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900672263] [2024-11-07 06:02:24,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:02:24,362 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 06:02:24,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:02:24,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 06:02:24,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 06:02:24,380 INFO L87 Difference]: Start difference. First operand has 134 states, 81 states have (on average 1.4197530864197532) internal successors, (115), 82 states have internal predecessors, (115), 50 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) Second operand has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-07 06:02:24,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:02:24,407 INFO L93 Difference]: Finished difference Result 261 states and 474 transitions. [2024-11-07 06:02:24,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 06:02:24,409 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 2 states have call successors, (50) Word has length 306 [2024-11-07 06:02:24,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:02:24,416 INFO L225 Difference]: With dead ends: 261 [2024-11-07 06:02:24,417 INFO L226 Difference]: Without dead ends: 130 [2024-11-07 06:02:24,421 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 152 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 06:02:24,425 INFO L432 NwaCegarLoop]: 208 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, 208 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 06:02:24,426 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 06:02:24,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2024-11-07 06:02:24,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2024-11-07 06:02:24,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 78 states have (on average 1.3846153846153846) internal successors, (108), 78 states have internal predecessors, (108), 50 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-07 06:02:24,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 208 transitions. [2024-11-07 06:02:24,475 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 208 transitions. Word has length 306 [2024-11-07 06:02:24,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:02:24,476 INFO L471 AbstractCegarLoop]: Abstraction has 130 states and 208 transitions. [2024-11-07 06:02:24,476 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-07 06:02:24,476 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 208 transitions. [2024-11-07 06:02:24,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2024-11-07 06:02:24,480 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:02:24,480 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:02:24,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 06:02:24,480 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:02:24,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:02:24,481 INFO L85 PathProgramCache]: Analyzing trace with hash -2109759783, now seen corresponding path program 1 times [2024-11-07 06:02:24,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:02:24,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497383824] [2024-11-07 06:02:24,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:02:24,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:02:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:02:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:02:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:02:25,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:02:25,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:02:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:02:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:02:25,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:02:25,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:02:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:02:25,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:02:25,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:02:25,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:02:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:02:25,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:02:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 06:02:25,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:02:25,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 06:02:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:02:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 06:02:25,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:02:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 06:02:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:02:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 06:02:25,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 06:02:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 06:02:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 06:02:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 06:02:25,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 06:02:25,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 06:02:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 06:02:25,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 06:02:25,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 06:02:25,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 06:02:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 06:02:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-07 06:02:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 06:02:25,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-07 06:02:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 06:02:25,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-07 06:02:25,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-07 06:02:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-07 06:02:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 06:02:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 06:02:25,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 06:02:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 06:02:25,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-07 06:02:25,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 06:02:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 06:02:25,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 06:02:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:25,620 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-07 06:02:25,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:02:25,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497383824] [2024-11-07 06:02:25,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497383824] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:02:25,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:02:25,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 06:02:25,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616342157] [2024-11-07 06:02:25,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:02:25,624 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 06:02:25,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:02:25,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 06:02:25,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 06:02:25,625 INFO L87 Difference]: Start difference. First operand 130 states and 208 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:02:25,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:02:25,995 INFO L93 Difference]: Finished difference Result 385 states and 620 transitions. [2024-11-07 06:02:25,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 06:02:25,999 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 306 [2024-11-07 06:02:26,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:02:26,004 INFO L225 Difference]: With dead ends: 385 [2024-11-07 06:02:26,004 INFO L226 Difference]: Without dead ends: 258 [2024-11-07 06:02:26,005 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 101 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 06:02:26,009 INFO L432 NwaCegarLoop]: 204 mSDtfsCounter, 112 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 06:02:26,009 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 501 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 06:02:26,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2024-11-07 06:02:26,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 256. [2024-11-07 06:02:26,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 153 states have (on average 1.392156862745098) internal successors, (213), 153 states have internal predecessors, (213), 100 states have call successors, (100), 2 states have call predecessors, (100), 2 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-07 06:02:26,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 413 transitions. [2024-11-07 06:02:26,088 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 413 transitions. Word has length 306 [2024-11-07 06:02:26,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:02:26,091 INFO L471 AbstractCegarLoop]: Abstraction has 256 states and 413 transitions. [2024-11-07 06:02:26,092 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:02:26,092 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 413 transitions. [2024-11-07 06:02:26,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-07 06:02:26,100 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:02:26,100 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:02:26,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 06:02:26,100 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:02:26,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:02:26,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1093166673, now seen corresponding path program 1 times [2024-11-07 06:02:26,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:02:26,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585738187] [2024-11-07 06:02:26,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:02:26,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:02:26,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:02:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:02:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:02:26,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:02:26,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:02:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:02:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:02:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:02:26,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:02:26,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:02:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:02:26,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:02:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:02:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:02:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:02:26,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 06:02:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:02:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 06:02:26,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:02:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 06:02:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:02:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 06:02:26,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:02:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 06:02:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 06:02:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 06:02:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 06:02:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 06:02:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 06:02:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 06:02:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 06:02:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 06:02:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 06:02:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 06:02:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 06:02:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-07 06:02:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 06:02:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-07 06:02:26,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 06:02:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-07 06:02:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-07 06:02:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-07 06:02:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 06:02:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 06:02:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 06:02:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 06:02:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-07 06:02:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 06:02:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 06:02:26,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 06:02:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:26,651 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-07 06:02:26,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:02:26,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585738187] [2024-11-07 06:02:26,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585738187] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:02:26,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:02:26,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 06:02:26,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144952134] [2024-11-07 06:02:26,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:02:26,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 06:02:26,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:02:26,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 06:02:26,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 06:02:26,655 INFO L87 Difference]: Start difference. First operand 256 states and 413 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:02:26,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:02:26,778 INFO L93 Difference]: Finished difference Result 616 states and 991 transitions. [2024-11-07 06:02:26,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 06:02:26,779 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 307 [2024-11-07 06:02:26,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:02:26,786 INFO L225 Difference]: With dead ends: 616 [2024-11-07 06:02:26,786 INFO L226 Difference]: Without dead ends: 363 [2024-11-07 06:02:26,787 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 06:02:26,790 INFO L432 NwaCegarLoop]: 217 mSDtfsCounter, 77 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 615 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 06:02:26,791 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 615 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 06:02:26,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2024-11-07 06:02:26,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 359. [2024-11-07 06:02:26,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 246 states have (on average 1.4552845528455285) internal successors, (358), 248 states have internal predecessors, (358), 108 states have call successors, (108), 4 states have call predecessors, (108), 4 states have return successors, (108), 106 states have call predecessors, (108), 108 states have call successors, (108) [2024-11-07 06:02:26,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 574 transitions. [2024-11-07 06:02:26,884 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 574 transitions. Word has length 307 [2024-11-07 06:02:26,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:02:26,885 INFO L471 AbstractCegarLoop]: Abstraction has 359 states and 574 transitions. [2024-11-07 06:02:26,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:02:26,885 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 574 transitions. [2024-11-07 06:02:26,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-07 06:02:26,893 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:02:26,893 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:02:26,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 06:02:26,897 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:02:26,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:02:26,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1910815123, now seen corresponding path program 1 times [2024-11-07 06:02:26,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:02:26,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581815511] [2024-11-07 06:02:26,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:02:26,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:02:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:02:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:02:27,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:02:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:02:27,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:02:27,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:02:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:02:27,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:02:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:02:27,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:02:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:02:27,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:02:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:02:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:02:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:02:27,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 06:02:27,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:02:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 06:02:27,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:02:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 06:02:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:02:27,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 06:02:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:02:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 06:02:27,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 06:02:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 06:02:27,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 06:02:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 06:02:27,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 06:02:27,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 06:02:27,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 06:02:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 06:02:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 06:02:27,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 06:02:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 06:02:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-07 06:02:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 06:02:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-07 06:02:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 06:02:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-07 06:02:27,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-07 06:02:27,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-07 06:02:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 06:02:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 06:02:27,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 06:02:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 06:02:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-07 06:02:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 06:02:27,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 06:02:27,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 06:02:27,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:27,798 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-07 06:02:27,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:02:27,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581815511] [2024-11-07 06:02:27,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581815511] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:02:27,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:02:27,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-07 06:02:27,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483560876] [2024-11-07 06:02:27,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:02:27,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 06:02:27,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:02:27,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 06:02:27,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-07 06:02:27,800 INFO L87 Difference]: Start difference. First operand 359 states and 574 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 2 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-07 06:02:29,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:02:29,034 INFO L93 Difference]: Finished difference Result 1237 states and 1916 transitions. [2024-11-07 06:02:29,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 06:02:29,035 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 2 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 307 [2024-11-07 06:02:29,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:02:29,048 INFO L225 Difference]: With dead ends: 1237 [2024-11-07 06:02:29,049 INFO L226 Difference]: Without dead ends: 881 [2024-11-07 06:02:29,051 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 107 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-07 06:02:29,054 INFO L432 NwaCegarLoop]: 203 mSDtfsCounter, 466 mSDsluCounter, 396 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 370 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 466 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 370 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-07 06:02:29,055 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [466 Valid, 599 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [370 Valid, 374 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-07 06:02:29,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 881 states. [2024-11-07 06:02:29,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 881 to 387. [2024-11-07 06:02:29,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 387 states, 270 states have (on average 1.4444444444444444) internal successors, (390), 272 states have internal predecessors, (390), 108 states have call successors, (108), 8 states have call predecessors, (108), 8 states have return successors, (108), 106 states have call predecessors, (108), 108 states have call successors, (108) [2024-11-07 06:02:29,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 606 transitions. [2024-11-07 06:02:29,178 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 606 transitions. Word has length 307 [2024-11-07 06:02:29,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:02:29,180 INFO L471 AbstractCegarLoop]: Abstraction has 387 states and 606 transitions. [2024-11-07 06:02:29,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 2 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-07 06:02:29,181 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 606 transitions. [2024-11-07 06:02:29,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-07 06:02:29,185 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:02:29,185 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:02:29,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 06:02:29,185 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:02:29,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:02:29,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1517788113, now seen corresponding path program 1 times [2024-11-07 06:02:29,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:02:29,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714930467] [2024-11-07 06:02:29,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:02:29,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:02:29,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:02:38,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:02:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:02:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:02:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:02:38,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:02:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:02:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:02:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:02:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:02:38,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:02:38,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:02:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:02:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:02:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:02:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 06:02:38,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:02:38,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 06:02:38,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:02:38,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 06:02:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:02:38,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 06:02:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:02:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 06:02:38,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 06:02:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 06:02:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 06:02:38,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 06:02:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 06:02:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 06:02:38,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 06:02:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 06:02:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 06:02:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 06:02:38,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 06:02:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-07 06:02:38,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 06:02:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-07 06:02:38,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 06:02:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-07 06:02:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-07 06:02:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-07 06:02:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 06:02:38,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 06:02:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 06:02:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 06:02:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-07 06:02:38,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 06:02:38,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 06:02:38,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 06:02:38,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:38,355 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-07 06:02:38,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:02:38,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714930467] [2024-11-07 06:02:38,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714930467] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:02:38,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:02:38,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-07 06:02:38,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27818487] [2024-11-07 06:02:38,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:02:38,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-07 06:02:38,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:02:38,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-07 06:02:38,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-07 06:02:38,359 INFO L87 Difference]: Start difference. First operand 387 states and 606 transitions. Second operand has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 11 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:02:41,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:02:41,530 INFO L93 Difference]: Finished difference Result 1311 states and 2074 transitions. [2024-11-07 06:02:41,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-07 06:02:41,531 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 11 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 307 [2024-11-07 06:02:41,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:02:41,535 INFO L225 Difference]: With dead ends: 1311 [2024-11-07 06:02:41,537 INFO L226 Difference]: Without dead ends: 927 [2024-11-07 06:02:41,539 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2024-11-07 06:02:41,539 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 1137 mSDsluCounter, 986 mSDsCounter, 0 mSdLazyCounter, 641 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1137 SdHoareTripleChecker+Valid, 1174 SdHoareTripleChecker+Invalid, 792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 641 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-07 06:02:41,540 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1137 Valid, 1174 Invalid, 792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 641 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-07 06:02:41,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 927 states. [2024-11-07 06:02:41,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 927 to 536. [2024-11-07 06:02:41,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 366 states have (on average 1.4398907103825136) internal successors, (527), 368 states have internal predecessors, (527), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-07 06:02:41,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 843 transitions. [2024-11-07 06:02:41,603 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 843 transitions. Word has length 307 [2024-11-07 06:02:41,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:02:41,603 INFO L471 AbstractCegarLoop]: Abstraction has 536 states and 843 transitions. [2024-11-07 06:02:41,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 11 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:02:41,603 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 843 transitions. [2024-11-07 06:02:41,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-07 06:02:41,607 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:02:41,608 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:02:41,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 06:02:41,608 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:02:41,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:02:41,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1940489939, now seen corresponding path program 1 times [2024-11-07 06:02:41,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:02:41,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156087719] [2024-11-07 06:02:41,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:02:41,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:02:41,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:02:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:02:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:02:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:02:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:02:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:02:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:02:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:02:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:02:49,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:02:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:02:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:02:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:02:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:02:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:02:49,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 06:02:49,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:02:49,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 06:02:49,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:02:49,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 06:02:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:02:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 06:02:49,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:02:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 06:02:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 06:02:49,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 06:02:49,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 06:02:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 06:02:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 06:02:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 06:02:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 06:02:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 06:02:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 06:02:49,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 06:02:49,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 06:02:49,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-07 06:02:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 06:02:49,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-07 06:02:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 06:02:49,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-07 06:02:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-07 06:02:49,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-07 06:02:49,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 06:02:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 06:02:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 06:02:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 06:02:49,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-07 06:02:49,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 06:02:49,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 06:02:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 06:02:49,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:49,706 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-07 06:02:49,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:02:49,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156087719] [2024-11-07 06:02:49,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156087719] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:02:49,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:02:49,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-07 06:02:49,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140006739] [2024-11-07 06:02:49,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:02:49,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-07 06:02:49,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:02:49,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-07 06:02:49,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-07 06:02:49,709 INFO L87 Difference]: Start difference. First operand 536 states and 843 transitions. Second operand has 12 states, 12 states have (on average 5.0) internal successors, (60), 12 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:02:52,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:02:52,790 INFO L93 Difference]: Finished difference Result 1291 states and 2047 transitions. [2024-11-07 06:02:52,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-07 06:02:52,795 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.0) internal successors, (60), 12 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 307 [2024-11-07 06:02:52,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:02:52,805 INFO L225 Difference]: With dead ends: 1291 [2024-11-07 06:02:52,805 INFO L226 Difference]: Without dead ends: 907 [2024-11-07 06:02:52,810 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=129, Invalid=377, Unknown=0, NotChecked=0, Total=506 [2024-11-07 06:02:52,810 INFO L432 NwaCegarLoop]: 187 mSDtfsCounter, 898 mSDsluCounter, 959 mSDsCounter, 0 mSdLazyCounter, 537 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 898 SdHoareTripleChecker+Valid, 1146 SdHoareTripleChecker+Invalid, 689 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-07 06:02:52,810 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [898 Valid, 1146 Invalid, 689 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 537 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-07 06:02:52,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 907 states. [2024-11-07 06:02:52,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 907 to 536. [2024-11-07 06:02:52,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 366 states have (on average 1.4398907103825136) internal successors, (527), 368 states have internal predecessors, (527), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-07 06:02:52,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 843 transitions. [2024-11-07 06:02:52,891 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 843 transitions. Word has length 307 [2024-11-07 06:02:52,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:02:52,891 INFO L471 AbstractCegarLoop]: Abstraction has 536 states and 843 transitions. [2024-11-07 06:02:52,891 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.0) internal successors, (60), 12 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:02:52,891 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 843 transitions. [2024-11-07 06:02:52,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-07 06:02:52,899 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:02:52,899 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:02:52,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 06:02:52,900 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:02:52,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:02:52,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1736642831, now seen corresponding path program 1 times [2024-11-07 06:02:52,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:02:52,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886632508] [2024-11-07 06:02:52,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:02:52,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:02:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:02:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:02:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:02:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:02:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:02:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:02:54,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:02:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:02:54,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:02:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:02:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:02:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:02:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:02:54,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:02:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:02:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 06:02:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:02:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 06:02:54,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:02:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 06:02:54,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:02:54,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 06:02:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:02:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 06:02:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 06:02:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 06:02:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 06:02:54,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 06:02:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 06:02:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 06:02:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 06:02:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 06:02:54,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 06:02:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 06:02:54,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 06:02:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-07 06:02:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 06:02:54,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-07 06:02:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 06:02:54,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-07 06:02:54,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-07 06:02:54,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-07 06:02:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 06:02:54,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 06:02:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 06:02:54,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 06:02:54,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-07 06:02:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 06:02:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 06:02:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 06:02:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:02:54,752 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-07 06:02:54,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:02:54,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886632508] [2024-11-07 06:02:54,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886632508] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:02:54,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:02:54,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-07 06:02:54,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501595787] [2024-11-07 06:02:54,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:02:54,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 06:02:54,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:02:54,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 06:02:54,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-07 06:02:54,755 INFO L87 Difference]: Start difference. First operand 536 states and 843 transitions. Second operand has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:02:56,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:02:56,936 INFO L93 Difference]: Finished difference Result 1365 states and 2175 transitions. [2024-11-07 06:02:56,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 06:02:56,937 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 307 [2024-11-07 06:02:56,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:02:56,944 INFO L225 Difference]: With dead ends: 1365 [2024-11-07 06:02:56,944 INFO L226 Difference]: Without dead ends: 981 [2024-11-07 06:02:56,946 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2024-11-07 06:02:56,947 INFO L432 NwaCegarLoop]: 194 mSDtfsCounter, 638 mSDsluCounter, 743 mSDsCounter, 0 mSdLazyCounter, 546 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 638 SdHoareTripleChecker+Valid, 937 SdHoareTripleChecker+Invalid, 698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-07 06:02:56,948 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [638 Valid, 937 Invalid, 698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 546 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-07 06:02:56,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 981 states. [2024-11-07 06:02:57,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 981 to 540. [2024-11-07 06:02:57,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 540 states, 370 states have (on average 1.4378378378378378) internal successors, (532), 372 states have internal predecessors, (532), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-07 06:02:57,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 848 transitions. [2024-11-07 06:02:57,019 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 848 transitions. Word has length 307 [2024-11-07 06:02:57,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:02:57,019 INFO L471 AbstractCegarLoop]: Abstraction has 540 states and 848 transitions. [2024-11-07 06:02:57,020 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:02:57,021 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 848 transitions. [2024-11-07 06:02:57,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-07 06:02:57,023 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:02:57,024 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:02:57,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 06:02:57,024 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:02:57,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:02:57,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1383774607, now seen corresponding path program 1 times [2024-11-07 06:02:57,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:02:57,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006247827] [2024-11-07 06:02:57,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:02:57,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:02:57,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:03:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:03:07,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:03:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:03:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:03:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:03:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:03:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:03:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:03:07,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:03:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:03:07,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:03:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:03:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:03:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:03:07,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 06:03:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:03:07,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 06:03:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:03:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 06:03:07,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:03:07,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 06:03:07,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:03:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 06:03:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 06:03:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 06:03:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 06:03:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 06:03:07,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 06:03:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 06:03:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 06:03:07,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 06:03:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 06:03:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 06:03:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 06:03:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-07 06:03:07,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 06:03:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-07 06:03:07,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 06:03:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:07,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-07 06:03:08,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:08,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-07 06:03:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:08,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-07 06:03:08,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:08,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 06:03:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:08,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 06:03:08,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:08,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 06:03:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:08,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 06:03:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:08,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-07 06:03:08,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:08,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 06:03:08,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:08,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 06:03:08,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:08,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 06:03:08,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:08,021 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-07 06:03:08,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:03:08,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006247827] [2024-11-07 06:03:08,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006247827] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:03:08,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:03:08,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-07 06:03:08,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291935384] [2024-11-07 06:03:08,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:03:08,024 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-07 06:03:08,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:03:08,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-07 06:03:08,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-07 06:03:08,025 INFO L87 Difference]: Start difference. First operand 540 states and 848 transitions. Second operand has 12 states, 12 states have (on average 5.0) internal successors, (60), 12 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:03:11,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:03:11,379 INFO L93 Difference]: Finished difference Result 1314 states and 2075 transitions. [2024-11-07 06:03:11,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-07 06:03:11,381 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.0) internal successors, (60), 12 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 307 [2024-11-07 06:03:11,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:03:11,388 INFO L225 Difference]: With dead ends: 1314 [2024-11-07 06:03:11,388 INFO L226 Difference]: Without dead ends: 930 [2024-11-07 06:03:11,390 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=129, Invalid=377, Unknown=0, NotChecked=0, Total=506 [2024-11-07 06:03:11,391 INFO L432 NwaCegarLoop]: 226 mSDtfsCounter, 744 mSDsluCounter, 1120 mSDsCounter, 0 mSdLazyCounter, 643 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 744 SdHoareTripleChecker+Valid, 1346 SdHoareTripleChecker+Invalid, 794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-07 06:03:11,391 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [744 Valid, 1346 Invalid, 794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 643 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-07 06:03:11,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 930 states. [2024-11-07 06:03:11,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 930 to 543. [2024-11-07 06:03:11,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 543 states, 373 states have (on average 1.4396782841823057) internal successors, (537), 375 states have internal predecessors, (537), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-07 06:03:11,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 853 transitions. [2024-11-07 06:03:11,480 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 853 transitions. Word has length 307 [2024-11-07 06:03:11,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:03:11,480 INFO L471 AbstractCegarLoop]: Abstraction has 543 states and 853 transitions. [2024-11-07 06:03:11,480 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.0) internal successors, (60), 12 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:03:11,480 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 853 transitions. [2024-11-07 06:03:11,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-07 06:03:11,482 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:03:11,482 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:03:11,482 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 06:03:11,482 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:03:11,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:03:11,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1806476433, now seen corresponding path program 1 times [2024-11-07 06:03:11,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:03:11,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511530196] [2024-11-07 06:03:11,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:03:11,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:03:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:03:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:03:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:03:18,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:03:18,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:03:18,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:03:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:03:18,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:03:18,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:03:18,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:03:18,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:03:18,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:03:18,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:03:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:03:18,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:03:18,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 06:03:18,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:03:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 06:03:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:03:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 06:03:18,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:03:18,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 06:03:18,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:03:18,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 06:03:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 06:03:18,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 06:03:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 06:03:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 06:03:18,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 06:03:18,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 06:03:18,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 06:03:18,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 06:03:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 06:03:18,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 06:03:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 06:03:18,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-07 06:03:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 06:03:18,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-07 06:03:18,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 06:03:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-07 06:03:18,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-07 06:03:18,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-07 06:03:18,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 06:03:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 06:03:18,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 06:03:18,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 06:03:18,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-07 06:03:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 06:03:18,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 06:03:18,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 06:03:18,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:18,105 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-07 06:03:18,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:03:18,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511530196] [2024-11-07 06:03:18,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511530196] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:03:18,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:03:18,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-07 06:03:18,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321287509] [2024-11-07 06:03:18,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:03:18,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-07 06:03:18,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:03:18,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-07 06:03:18,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-11-07 06:03:18,107 INFO L87 Difference]: Start difference. First operand 543 states and 853 transitions. Second operand has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 11 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:03:20,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:03:20,784 INFO L93 Difference]: Finished difference Result 1221 states and 1933 transitions. [2024-11-07 06:03:20,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-07 06:03:20,786 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 11 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 307 [2024-11-07 06:03:20,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:03:20,791 INFO L225 Difference]: With dead ends: 1221 [2024-11-07 06:03:20,791 INFO L226 Difference]: Without dead ends: 837 [2024-11-07 06:03:20,792 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2024-11-07 06:03:20,793 INFO L432 NwaCegarLoop]: 187 mSDtfsCounter, 472 mSDsluCounter, 866 mSDsCounter, 0 mSdLazyCounter, 624 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 472 SdHoareTripleChecker+Valid, 1053 SdHoareTripleChecker+Invalid, 777 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-07 06:03:20,793 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [472 Valid, 1053 Invalid, 777 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 624 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-07 06:03:20,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 837 states. [2024-11-07 06:03:20,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 837 to 542. [2024-11-07 06:03:20,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 542 states, 372 states have (on average 1.4381720430107527) internal successors, (535), 374 states have internal predecessors, (535), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-07 06:03:20,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 851 transitions. [2024-11-07 06:03:20,852 INFO L78 Accepts]: Start accepts. Automaton has 542 states and 851 transitions. Word has length 307 [2024-11-07 06:03:20,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:03:20,853 INFO L471 AbstractCegarLoop]: Abstraction has 542 states and 851 transitions. [2024-11-07 06:03:20,853 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 11 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:03:20,853 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 851 transitions. [2024-11-07 06:03:20,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-07 06:03:20,855 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:03:20,855 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:03:20,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-07 06:03:20,855 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:03:20,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:03:20,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1602629325, now seen corresponding path program 1 times [2024-11-07 06:03:20,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:03:20,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955629749] [2024-11-07 06:03:20,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:03:20,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:03:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:03:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:03:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:03:21,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:03:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:03:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:03:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:03:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:03:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:03:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:03:21,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:03:21,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:03:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:03:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:03:21,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:03:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 06:03:21,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:03:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 06:03:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:03:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 06:03:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:03:21,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 06:03:21,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:03:21,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 06:03:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 06:03:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 06:03:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 06:03:21,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 06:03:21,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 06:03:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 06:03:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 06:03:21,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 06:03:21,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 06:03:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 06:03:21,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 06:03:21,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-07 06:03:21,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 06:03:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-07 06:03:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 06:03:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-07 06:03:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-07 06:03:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-07 06:03:21,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 06:03:21,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 06:03:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 06:03:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 06:03:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-07 06:03:21,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 06:03:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 06:03:21,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 06:03:21,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:21,456 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-07 06:03:21,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:03:21,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955629749] [2024-11-07 06:03:21,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955629749] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:03:21,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:03:21,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-07 06:03:21,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237565415] [2024-11-07 06:03:21,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:03:21,457 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 06:03:21,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:03:21,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 06:03:21,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-07 06:03:21,458 INFO L87 Difference]: Start difference. First operand 542 states and 851 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:03:22,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:03:22,097 INFO L93 Difference]: Finished difference Result 1073 states and 1695 transitions. [2024-11-07 06:03:22,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 06:03:22,097 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 307 [2024-11-07 06:03:22,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:03:22,102 INFO L225 Difference]: With dead ends: 1073 [2024-11-07 06:03:22,102 INFO L226 Difference]: Without dead ends: 689 [2024-11-07 06:03:22,103 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-11-07 06:03:22,104 INFO L432 NwaCegarLoop]: 200 mSDtfsCounter, 185 mSDsluCounter, 677 mSDsCounter, 0 mSdLazyCounter, 369 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 877 SdHoareTripleChecker+Invalid, 520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 369 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-07 06:03:22,104 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 877 Invalid, 520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 369 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-07 06:03:22,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2024-11-07 06:03:22,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 540. [2024-11-07 06:03:22,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 540 states, 370 states have (on average 1.4378378378378378) internal successors, (532), 372 states have internal predecessors, (532), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-07 06:03:22,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 848 transitions. [2024-11-07 06:03:22,157 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 848 transitions. Word has length 307 [2024-11-07 06:03:22,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:03:22,158 INFO L471 AbstractCegarLoop]: Abstraction has 540 states and 848 transitions. [2024-11-07 06:03:22,158 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-07 06:03:22,158 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 848 transitions. [2024-11-07 06:03:22,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-11-07 06:03:22,160 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:03:22,160 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:03:22,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-07 06:03:22,161 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:03:22,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:03:22,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1029447820, now seen corresponding path program 1 times [2024-11-07 06:03:22,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:03:22,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054295890] [2024-11-07 06:03:22,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:03:22,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:03:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:03:28,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:03:28,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:03:28,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:03:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:03:28,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:03:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:03:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:03:28,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:03:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:03:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:03:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:03:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:03:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:03:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:03:28,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 06:03:28,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:03:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 06:03:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:03:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 06:03:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:03:28,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 06:03:28,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:03:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 06:03:28,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 06:03:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 06:03:28,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 06:03:28,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 06:03:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 06:03:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 06:03:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 06:03:28,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 06:03:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 06:03:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 06:03:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 06:03:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-07 06:03:28,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 06:03:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-07 06:03:28,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 06:03:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-07 06:03:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-07 06:03:28,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-07 06:03:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 06:03:28,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 06:03:28,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 06:03:28,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 06:03:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-07 06:03:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 06:03:28,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 06:03:28,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 06:03:28,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:28,754 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-07 06:03:28,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:03:28,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054295890] [2024-11-07 06:03:28,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054295890] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:03:28,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:03:28,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-07 06:03:28,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620583244] [2024-11-07 06:03:28,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:03:28,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-07 06:03:28,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:03:28,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-07 06:03:28,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-11-07 06:03:28,758 INFO L87 Difference]: Start difference. First operand 540 states and 848 transitions. Second operand has 13 states, 13 states have (on average 4.6923076923076925) internal successors, (61), 13 states have internal predecessors, (61), 2 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-07 06:03:31,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 06:03:31,248 INFO L93 Difference]: Finished difference Result 1506 states and 2400 transitions. [2024-11-07 06:03:31,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-07 06:03:31,253 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.6923076923076925) internal successors, (61), 13 states have internal predecessors, (61), 2 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 2 states have call successors, (50) Word has length 308 [2024-11-07 06:03:31,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 06:03:31,268 INFO L225 Difference]: With dead ends: 1506 [2024-11-07 06:03:31,269 INFO L226 Difference]: Without dead ends: 1122 [2024-11-07 06:03:31,271 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=118, Invalid=388, Unknown=0, NotChecked=0, Total=506 [2024-11-07 06:03:31,272 INFO L432 NwaCegarLoop]: 239 mSDtfsCounter, 1058 mSDsluCounter, 1346 mSDsCounter, 0 mSdLazyCounter, 757 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1058 SdHoareTripleChecker+Valid, 1585 SdHoareTripleChecker+Invalid, 959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 757 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-07 06:03:31,272 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1058 Valid, 1585 Invalid, 959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 757 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-07 06:03:31,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1122 states. [2024-11-07 06:03:31,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1122 to 597. [2024-11-07 06:03:31,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 597 states, 427 states have (on average 1.4730679156908666) internal successors, (629), 429 states have internal predecessors, (629), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-07 06:03:31,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 597 states and 945 transitions. [2024-11-07 06:03:31,426 INFO L78 Accepts]: Start accepts. Automaton has 597 states and 945 transitions. Word has length 308 [2024-11-07 06:03:31,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 06:03:31,427 INFO L471 AbstractCegarLoop]: Abstraction has 597 states and 945 transitions. [2024-11-07 06:03:31,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.6923076923076925) internal successors, (61), 13 states have internal predecessors, (61), 2 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-07 06:03:31,428 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 945 transitions. [2024-11-07 06:03:31,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-11-07 06:03:31,429 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 06:03:31,430 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:03:31,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-07 06:03:31,430 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 06:03:31,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 06:03:31,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1847096270, now seen corresponding path program 1 times [2024-11-07 06:03:31,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 06:03:31,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797536246] [2024-11-07 06:03:31,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 06:03:31,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 06:03:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 06:03:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 06:03:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 06:03:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 06:03:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 06:03:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 06:03:41,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 06:03:41,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 06:03:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 06:03:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 06:03:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 06:03:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 06:03:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 06:03:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 06:03:41,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 06:03:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 06:03:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 06:03:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 06:03:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 06:03:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 06:03:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 06:03:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 06:03:41,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 06:03:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 06:03:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 06:03:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 06:03:41,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 06:03:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 06:03:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 06:03:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 06:03:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 06:03:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 06:03:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 06:03:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 06:03:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 06:03:41,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-07 06:03:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 06:03:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-07 06:03:41,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-07 06:03:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-07 06:03:41,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-07 06:03:41,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-07 06:03:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 06:03:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 06:03:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 06:03:41,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 06:03:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-07 06:03:41,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-07 06:03:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 06:03:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 06:03:41,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 06:03:41,515 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-07 06:03:41,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 06:03:41,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797536246] [2024-11-07 06:03:41,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797536246] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 06:03:41,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 06:03:41,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-07 06:03:41,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111457662] [2024-11-07 06:03:41,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 06:03:41,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-07 06:03:41,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 06:03:41,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-07 06:03:41,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-07 06:03:41,518 INFO L87 Difference]: Start difference. First operand 597 states and 945 transitions. Second operand has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 12 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50)