./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-46.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_fillercodesize_ps-cn-250_file-46.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', '8002c49fc66e6b6c8a3f89e66844a1a2124cda7b2159eda221508c18bec2ecdb'] 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_fillercodesize_ps-cn-250_file-46.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 8002c49fc66e6b6c8a3f89e66844a1a2124cda7b2159eda221508c18bec2ecdb --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 05:06:01,209 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 05:06:01,290 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 05:06:01,297 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 05:06:01,298 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 05:06:01,331 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 05:06:01,331 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 05:06:01,331 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 05:06:01,332 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 05:06:01,332 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 05:06:01,332 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 05:06:01,332 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 05:06:01,332 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 05:06:01,332 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 05:06:01,332 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 05:06:01,332 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 05:06:01,332 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 05:06:01,333 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 05:06:01,333 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 05:06:01,333 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 05:06:01,333 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 05:06:01,333 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 05:06:01,333 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 05:06:01,333 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 05:06:01,333 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 05:06:01,333 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 05:06:01,333 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 05:06:01,333 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 05:06:01,333 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 05:06:01,333 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 05:06:01,334 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 05:06:01,334 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 05:06:01,334 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 05:06:01,334 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 05:06:01,334 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 05:06:01,334 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 05:06:01,334 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 05:06:01,334 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 05:06:01,334 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 05:06:01,334 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 05:06:01,334 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 05:06:01,334 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 05:06:01,334 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 -> 8002c49fc66e6b6c8a3f89e66844a1a2124cda7b2159eda221508c18bec2ecdb [2024-11-07 05:06:01,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 05:06:01,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 05:06:01,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 05:06:01,631 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 05:06:01,632 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 05:06:01,634 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-46.i [2024-11-07 05:06:02,957 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 05:06:03,257 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 05:06:03,258 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-46.i [2024-11-07 05:06:03,274 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/77c87ae49/e611eeb333064983b3e245841e14fb7e/FLAG16fa83ef9 [2024-11-07 05:06:03,291 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/77c87ae49/e611eeb333064983b3e245841e14fb7e [2024-11-07 05:06:03,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 05:06:03,297 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 05:06:03,298 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 05:06:03,298 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 05:06:03,302 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 05:06:03,303 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:06:03" (1/1) ... [2024-11-07 05:06:03,304 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2befa7df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:03, skipping insertion in model container [2024-11-07 05:06:03,305 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:06:03" (1/1) ... [2024-11-07 05:06:03,338 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 05:06:03,481 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_fillercodesize_ps-cn-250_file-46.i[916,929] [2024-11-07 05:06:03,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 05:06:03,619 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 05:06:03,628 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_fillercodesize_ps-cn-250_file-46.i[916,929] [2024-11-07 05:06:03,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 05:06:03,730 INFO L204 MainTranslator]: Completed translation [2024-11-07 05:06:03,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:03 WrapperNode [2024-11-07 05:06:03,732 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 05:06:03,733 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 05:06:03,734 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 05:06:03,734 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 05:06:03,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:03" (1/1) ... [2024-11-07 05:06:03,763 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:03" (1/1) ... [2024-11-07 05:06:03,827 INFO L138 Inliner]: procedures = 26, calls = 78, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 519 [2024-11-07 05:06:03,827 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 05:06:03,828 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 05:06:03,828 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 05:06:03,828 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 05:06:03,838 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:03" (1/1) ... [2024-11-07 05:06:03,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:03" (1/1) ... [2024-11-07 05:06:03,852 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:03" (1/1) ... [2024-11-07 05:06:03,923 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 05:06:03,924 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:03" (1/1) ... [2024-11-07 05:06:03,924 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:03" (1/1) ... [2024-11-07 05:06:03,945 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:03" (1/1) ... [2024-11-07 05:06:03,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:03" (1/1) ... [2024-11-07 05:06:03,958 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:03" (1/1) ... [2024-11-07 05:06:03,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:03" (1/1) ... [2024-11-07 05:06:03,972 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 05:06:03,973 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 05:06:03,974 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 05:06:03,974 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 05:06:03,975 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:03" (1/1) ... [2024-11-07 05:06:03,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 05:06:03,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 05:06:04,009 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 05:06:04,013 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 05:06:04,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 05:06:04,031 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 05:06:04,032 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 05:06:04,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 05:06:04,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 05:06:04,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 05:06:04,141 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 05:06:04,143 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 05:06:05,112 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-07 05:06:05,113 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 05:06:05,131 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 05:06:05,131 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 05:06:05,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:06:05 BoogieIcfgContainer [2024-11-07 05:06:05,132 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 05:06:05,134 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 05:06:05,134 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 05:06:05,139 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 05:06:05,139 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 05:06:03" (1/3) ... [2024-11-07 05:06:05,140 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b6206e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:06:05, skipping insertion in model container [2024-11-07 05:06:05,140 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:06:03" (2/3) ... [2024-11-07 05:06:05,140 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b6206e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:06:05, skipping insertion in model container [2024-11-07 05:06:05,141 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:06:05" (3/3) ... [2024-11-07 05:06:05,142 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-46.i [2024-11-07 05:06:05,155 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 05:06:05,156 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 05:06:05,237 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 05:06:05,249 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;@1b1aa099, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 05:06:05,250 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 05:06:05,255 INFO L276 IsEmpty]: Start isEmpty. Operand has 213 states, 145 states have (on average 1.5586206896551724) internal successors, (226), 146 states have internal predecessors, (226), 65 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2024-11-07 05:06:05,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2024-11-07 05:06:05,277 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:05,278 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:05,279 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:05,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:05,284 INFO L85 PathProgramCache]: Analyzing trace with hash -316102944, now seen corresponding path program 1 times [2024-11-07 05:06:05,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:05,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084352951] [2024-11-07 05:06:05,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:05,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:05,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:05,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:06:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:06:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:06:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:06:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:06:05,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:06:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:06:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:06:05,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 05:06:05,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:06:05,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 05:06:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:06:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-07 05:06:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:06:05,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 05:06:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:06:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-07 05:06:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:06:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-07 05:06:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:06:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-07 05:06:05,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:05,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:06:05,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 05:06:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:06:06,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:06:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 05:06:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 05:06:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-07 05:06:06,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 05:06:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 05:06:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 05:06:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-07 05:06:06,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 05:06:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 05:06:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:06:06,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:06:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:06:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 05:06:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:06:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:06:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:06:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:06:06,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:06:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:06:06,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:06:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:06:06,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:06:06,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 05:06:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:06:06,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 05:06:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:06:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:06:06,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 05:06:06,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:06:06,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,200 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-11-07 05:06:06,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:06,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084352951] [2024-11-07 05:06:06,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084352951] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:06,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:06,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 05:06:06,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566646820] [2024-11-07 05:06:06,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:06,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 05:06:06,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:06,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 05:06:06,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 05:06:06,238 INFO L87 Difference]: Start difference. First operand has 213 states, 145 states have (on average 1.5586206896551724) internal successors, (226), 146 states have internal predecessors, (226), 65 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) Second operand has 2 states, 2 states have (on average 46.5) internal successors, (93), 2 states have internal predecessors, (93), 2 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 2 states have call successors, (65) [2024-11-07 05:06:06,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:06:06,303 INFO L93 Difference]: Finished difference Result 419 states and 771 transitions. [2024-11-07 05:06:06,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 05:06:06,306 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 46.5) internal successors, (93), 2 states have internal predecessors, (93), 2 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 2 states have call successors, (65) Word has length 415 [2024-11-07 05:06:06,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:06:06,317 INFO L225 Difference]: With dead ends: 419 [2024-11-07 05:06:06,318 INFO L226 Difference]: Without dead ends: 209 [2024-11-07 05:06:06,325 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 197 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 05:06:06,328 INFO L432 NwaCegarLoop]: 343 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, 343 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 05:06:06,329 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 343 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 05:06:06,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2024-11-07 05:06:06,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 209. [2024-11-07 05:06:06,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 142 states have (on average 1.5) internal successors, (213), 142 states have internal predecessors, (213), 65 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2024-11-07 05:06:06,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 343 transitions. [2024-11-07 05:06:06,419 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 343 transitions. Word has length 415 [2024-11-07 05:06:06,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:06:06,421 INFO L471 AbstractCegarLoop]: Abstraction has 209 states and 343 transitions. [2024-11-07 05:06:06,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 46.5) internal successors, (93), 2 states have internal predecessors, (93), 2 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 2 states have call successors, (65) [2024-11-07 05:06:06,421 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 343 transitions. [2024-11-07 05:06:06,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2024-11-07 05:06:06,434 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:06,435 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:06,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 05:06:06,435 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:06,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:06,436 INFO L85 PathProgramCache]: Analyzing trace with hash -962982359, now seen corresponding path program 1 times [2024-11-07 05:06:06,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:06,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893689999] [2024-11-07 05:06:06,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:06,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:06,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:06,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:06,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:06,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:06:06,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:06:06,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:06:06,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:06:06,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:06:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:06:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:06:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:06:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 05:06:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:06:06,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 05:06:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:06:06,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-07 05:06:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:06:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 05:06:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:06:06,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-07 05:06:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:06:06,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-07 05:06:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:06,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:06:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-07 05:06:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:06:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 05:06:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:06:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:06:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 05:06:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 05:06:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-07 05:06:07,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 05:06:07,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 05:06:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 05:06:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-07 05:06:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 05:06:07,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 05:06:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:06:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:06:07,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:06:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 05:06:07,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:06:07,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:06:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:06:07,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:06:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:06:07,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:06:07,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:06:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:06:07,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:06:07,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 05:06:07,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:06:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 05:06:07,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:06:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:06:07,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 05:06:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:06:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,210 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-11-07 05:06:07,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:07,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893689999] [2024-11-07 05:06:07,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893689999] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:07,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:07,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 05:06:07,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516730784] [2024-11-07 05:06:07,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:07,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 05:06:07,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:07,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 05:06:07,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:06:07,214 INFO L87 Difference]: Start difference. First operand 209 states and 343 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:07,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:06:07,340 INFO L93 Difference]: Finished difference Result 551 states and 909 transitions. [2024-11-07 05:06:07,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 05:06:07,342 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 416 [2024-11-07 05:06:07,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:06:07,348 INFO L225 Difference]: With dead ends: 551 [2024-11-07 05:06:07,348 INFO L226 Difference]: Without dead ends: 345 [2024-11-07 05:06:07,349 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:06:07,350 INFO L432 NwaCegarLoop]: 332 mSDtfsCounter, 216 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 05:06:07,350 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 652 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 05:06:07,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2024-11-07 05:06:07,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 342. [2024-11-07 05:06:07,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 247 states have (on average 1.54251012145749) internal successors, (381), 248 states have internal predecessors, (381), 92 states have call successors, (92), 2 states have call predecessors, (92), 2 states have return successors, (92), 91 states have call predecessors, (92), 92 states have call successors, (92) [2024-11-07 05:06:07,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 565 transitions. [2024-11-07 05:06:07,392 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 565 transitions. Word has length 416 [2024-11-07 05:06:07,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:06:07,395 INFO L471 AbstractCegarLoop]: Abstraction has 342 states and 565 transitions. [2024-11-07 05:06:07,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:07,396 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 565 transitions. [2024-11-07 05:06:07,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2024-11-07 05:06:07,399 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:07,399 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:07,399 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 05:06:07,400 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:07,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:07,402 INFO L85 PathProgramCache]: Analyzing trace with hash -1755006705, now seen corresponding path program 1 times [2024-11-07 05:06:07,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:07,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052521520] [2024-11-07 05:06:07,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:07,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:07,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:07,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:07,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:07,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:07,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:07,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:06:07,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:06:07,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:06:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:06:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:06:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:06:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:06:07,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:06:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 05:06:07,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:06:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 05:06:07,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:06:07,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-07 05:06:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:06:07,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 05:06:07,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:06:07,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-07 05:06:07,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:06:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-07 05:06:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:06:07,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-07 05:06:07,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:06:07,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 05:06:07,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:06:07,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:06:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 05:06:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 05:06:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-07 05:06:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 05:06:07,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 05:06:07,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 05:06:07,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-07 05:06:07,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 05:06:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 05:06:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:06:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:06:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:06:07,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 05:06:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:06:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:06:07,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:06:07,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:06:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:06:07,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:06:07,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:06:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:06:07,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:06:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 05:06:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:06:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 05:06:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:06:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:06:07,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 05:06:07,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:06:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:07,918 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-11-07 05:06:07,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:07,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052521520] [2024-11-07 05:06:07,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052521520] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:07,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:07,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 05:06:07,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678649762] [2024-11-07 05:06:07,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:07,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 05:06:07,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:07,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 05:06:07,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:06:07,923 INFO L87 Difference]: Start difference. First operand 342 states and 565 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:08,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:06:08,018 INFO L93 Difference]: Finished difference Result 899 states and 1485 transitions. [2024-11-07 05:06:08,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 05:06:08,020 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 417 [2024-11-07 05:06:08,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:06:08,026 INFO L225 Difference]: With dead ends: 899 [2024-11-07 05:06:08,029 INFO L226 Difference]: Without dead ends: 560 [2024-11-07 05:06:08,031 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:06:08,031 INFO L432 NwaCegarLoop]: 339 mSDtfsCounter, 176 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 668 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 05:06:08,032 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 668 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 05:06:08,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2024-11-07 05:06:08,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 556. [2024-11-07 05:06:08,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 556 states, 413 states have (on average 1.549636803874092) internal successors, (640), 416 states have internal predecessors, (640), 138 states have call successors, (138), 4 states have call predecessors, (138), 4 states have return successors, (138), 135 states have call predecessors, (138), 138 states have call successors, (138) [2024-11-07 05:06:08,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 916 transitions. [2024-11-07 05:06:08,098 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 916 transitions. Word has length 417 [2024-11-07 05:06:08,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:06:08,099 INFO L471 AbstractCegarLoop]: Abstraction has 556 states and 916 transitions. [2024-11-07 05:06:08,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:08,101 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 916 transitions. [2024-11-07 05:06:08,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2024-11-07 05:06:08,106 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:08,107 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:08,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 05:06:08,108 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:08,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:08,108 INFO L85 PathProgramCache]: Analyzing trace with hash 2145593805, now seen corresponding path program 1 times [2024-11-07 05:06:08,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:08,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014198288] [2024-11-07 05:06:08,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:08,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:08,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:08,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:08,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:08,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:08,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:08,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:06:08,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:06:08,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:06:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:06:08,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:06:08,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:06:08,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:06:08,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:06:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 05:06:08,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:06:08,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 05:06:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:06:08,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-07 05:06:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:06:08,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 05:06:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:06:08,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-07 05:06:08,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:06:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-07 05:06:08,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:06:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-07 05:06:08,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:06:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 05:06:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:06:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:06:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 05:06:08,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 05:06:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-07 05:06:08,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 05:06:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 05:06:08,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 05:06:08,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-07 05:06:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 05:06:08,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 05:06:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:06:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:06:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:06:08,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 05:06:08,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:06:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:06:08,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:06:08,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:06:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:06:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:06:08,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:06:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:06:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:06:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 05:06:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:06:08,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 05:06:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:06:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:06:08,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 05:06:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:06:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,484 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-11-07 05:06:08,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:08,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014198288] [2024-11-07 05:06:08,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014198288] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:08,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:08,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 05:06:08,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401996377] [2024-11-07 05:06:08,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:08,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 05:06:08,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:08,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 05:06:08,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:06:08,486 INFO L87 Difference]: Start difference. First operand 556 states and 916 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:08,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:06:08,591 INFO L93 Difference]: Finished difference Result 1646 states and 2710 transitions. [2024-11-07 05:06:08,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 05:06:08,595 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 417 [2024-11-07 05:06:08,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:06:08,608 INFO L225 Difference]: With dead ends: 1646 [2024-11-07 05:06:08,609 INFO L226 Difference]: Without dead ends: 1093 [2024-11-07 05:06:08,612 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:06:08,613 INFO L432 NwaCegarLoop]: 413 mSDtfsCounter, 327 mSDsluCounter, 326 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 739 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 05:06:08,613 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [327 Valid, 739 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 05:06:08,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1093 states. [2024-11-07 05:06:08,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1093 to 1091. [2024-11-07 05:06:08,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1091 states, 806 states have (on average 1.5186104218362282) internal successors, (1224), 812 states have internal predecessors, (1224), 276 states have call successors, (276), 8 states have call predecessors, (276), 8 states have return successors, (276), 270 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-07 05:06:08,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 1091 states and 1776 transitions. [2024-11-07 05:06:08,730 INFO L78 Accepts]: Start accepts. Automaton has 1091 states and 1776 transitions. Word has length 417 [2024-11-07 05:06:08,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:06:08,731 INFO L471 AbstractCegarLoop]: Abstraction has 1091 states and 1776 transitions. [2024-11-07 05:06:08,731 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:08,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1776 transitions. [2024-11-07 05:06:08,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2024-11-07 05:06:08,735 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:08,735 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:08,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 05:06:08,736 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:08,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:08,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1870834191, now seen corresponding path program 1 times [2024-11-07 05:06:08,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:08,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101638074] [2024-11-07 05:06:08,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:08,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:08,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:08,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:08,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:06:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:06:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:06:08,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:06:08,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:06:08,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:06:08,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:06:08,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:06:08,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 05:06:08,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:06:08,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 05:06:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:06:08,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-07 05:06:08,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:06:08,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 05:06:08,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:06:08,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-07 05:06:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:06:08,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-07 05:06:08,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:06:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-07 05:06:08,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:06:08,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 05:06:08,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:06:08,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:06:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 05:06:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 05:06:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-07 05:06:08,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 05:06:08,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 05:06:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 05:06:08,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:08,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-07 05:06:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 05:06:09,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 05:06:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:06:09,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:06:09,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:06:09,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 05:06:09,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:06:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:06:09,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:06:09,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:06:09,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:06:09,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:06:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:06:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:06:09,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:06:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 05:06:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:06:09,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 05:06:09,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:06:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:06:09,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 05:06:09,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:06:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,086 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-11-07 05:06:09,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:09,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101638074] [2024-11-07 05:06:09,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101638074] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:09,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:09,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 05:06:09,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564037762] [2024-11-07 05:06:09,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:09,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 05:06:09,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:09,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 05:06:09,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:06:09,088 INFO L87 Difference]: Start difference. First operand 1091 states and 1776 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:09,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:06:09,190 INFO L93 Difference]: Finished difference Result 2282 states and 3726 transitions. [2024-11-07 05:06:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 05:06:09,191 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 417 [2024-11-07 05:06:09,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:06:09,199 INFO L225 Difference]: With dead ends: 2282 [2024-11-07 05:06:09,200 INFO L226 Difference]: Without dead ends: 1194 [2024-11-07 05:06:09,203 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:06:09,204 INFO L432 NwaCegarLoop]: 659 mSDtfsCounter, 328 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 328 SdHoareTripleChecker+Valid, 983 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 05:06:09,204 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [328 Valid, 983 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 05:06:09,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1194 states. [2024-11-07 05:06:09,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1194 to 1192. [2024-11-07 05:06:09,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1192 states, 907 states have (on average 1.5214994487320839) internal successors, (1380), 913 states have internal predecessors, (1380), 276 states have call successors, (276), 8 states have call predecessors, (276), 8 states have return successors, (276), 270 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-07 05:06:09,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 1192 states and 1932 transitions. [2024-11-07 05:06:09,301 INFO L78 Accepts]: Start accepts. Automaton has 1192 states and 1932 transitions. Word has length 417 [2024-11-07 05:06:09,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:06:09,302 INFO L471 AbstractCegarLoop]: Abstraction has 1192 states and 1932 transitions. [2024-11-07 05:06:09,302 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:09,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1932 transitions. [2024-11-07 05:06:09,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2024-11-07 05:06:09,306 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:09,307 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:09,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 05:06:09,307 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:09,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:09,307 INFO L85 PathProgramCache]: Analyzing trace with hash -476701111, now seen corresponding path program 1 times [2024-11-07 05:06:09,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:09,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300688082] [2024-11-07 05:06:09,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:09,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:09,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:09,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:09,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:09,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:09,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:06:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:06:09,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:06:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:06:09,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:06:09,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:06:09,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:06:09,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:06:09,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 05:06:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:06:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 05:06:09,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:06:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-07 05:06:09,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:06:09,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 05:06:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:06:09,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-07 05:06:09,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:06:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-07 05:06:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:06:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-07 05:06:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:06:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 05:06:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:06:09,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:06:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 05:06:09,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 05:06:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-07 05:06:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 05:06:09,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 05:06:09,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 05:06:09,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-07 05:06:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 05:06:09,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 05:06:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:06:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:06:09,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:06:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 05:06:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:06:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:06:09,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:06:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:06:09,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:06:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:06:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:06:09,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:06:09,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:06:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 05:06:09,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:06:09,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 05:06:09,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:06:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:06:09,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 05:06:09,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:06:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:09,798 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-11-07 05:06:09,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:09,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300688082] [2024-11-07 05:06:09,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300688082] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:09,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:09,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 05:06:09,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146730775] [2024-11-07 05:06:09,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:09,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 05:06:09,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:09,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 05:06:09,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:06:09,800 INFO L87 Difference]: Start difference. First operand 1192 states and 1932 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:09,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:06:09,930 INFO L93 Difference]: Finished difference Result 2387 states and 3873 transitions. [2024-11-07 05:06:09,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 05:06:09,931 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 418 [2024-11-07 05:06:09,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:06:09,940 INFO L225 Difference]: With dead ends: 2387 [2024-11-07 05:06:09,940 INFO L226 Difference]: Without dead ends: 1198 [2024-11-07 05:06:09,944 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:06:09,945 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 0 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 660 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 05:06:09,945 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 660 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 05:06:09,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1198 states. [2024-11-07 05:06:10,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1198 to 1198. [2024-11-07 05:06:10,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1198 states, 913 states have (on average 1.5180722891566265) internal successors, (1386), 919 states have internal predecessors, (1386), 276 states have call successors, (276), 8 states have call predecessors, (276), 8 states have return successors, (276), 270 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-07 05:06:10,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 1198 states and 1938 transitions. [2024-11-07 05:06:10,037 INFO L78 Accepts]: Start accepts. Automaton has 1198 states and 1938 transitions. Word has length 418 [2024-11-07 05:06:10,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:06:10,038 INFO L471 AbstractCegarLoop]: Abstraction has 1198 states and 1938 transitions. [2024-11-07 05:06:10,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:10,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1938 transitions. [2024-11-07 05:06:10,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2024-11-07 05:06:10,043 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:10,043 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:10,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 05:06:10,044 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:10,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:10,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1288541416, now seen corresponding path program 1 times [2024-11-07 05:06:10,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:10,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646209974] [2024-11-07 05:06:10,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:10,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:10,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:10,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:10,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:10,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:06:10,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:06:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:06:10,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:06:10,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:06:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:06:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:06:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:06:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 05:06:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:06:10,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 05:06:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:06:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-07 05:06:10,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:06:10,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 05:06:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:06:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-07 05:06:10,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:06:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-07 05:06:10,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:06:10,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-07 05:06:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:06:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 05:06:10,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:06:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:06:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 05:06:10,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 05:06:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-07 05:06:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 05:06:10,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 05:06:10,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 05:06:10,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-07 05:06:10,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 05:06:10,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 05:06:10,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:06:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:06:10,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:06:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 05:06:10,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:06:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:06:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:06:10,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:06:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:06:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:06:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:06:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:06:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:06:10,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 05:06:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:06:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 05:06:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:06:10,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:06:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 05:06:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:06:10,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:10,464 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-11-07 05:06:10,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:10,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646209974] [2024-11-07 05:06:10,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646209974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:10,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:10,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 05:06:10,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501424746] [2024-11-07 05:06:10,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:10,466 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 05:06:10,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:10,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 05:06:10,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 05:06:10,467 INFO L87 Difference]: Start difference. First operand 1198 states and 1938 transitions. Second operand has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:10,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:06:10,559 INFO L93 Difference]: Finished difference Result 2411 states and 3900 transitions. [2024-11-07 05:06:10,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 05:06:10,560 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 419 [2024-11-07 05:06:10,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:06:10,570 INFO L225 Difference]: With dead ends: 2411 [2024-11-07 05:06:10,570 INFO L226 Difference]: Without dead ends: 1216 [2024-11-07 05:06:10,574 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 05:06:10,575 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 5 mSDsluCounter, 672 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 1014 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 05:06:10,576 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 1014 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 05:06:10,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1216 states. [2024-11-07 05:06:10,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1216 to 1204. [2024-11-07 05:06:10,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1204 states, 919 states have (on average 1.5179542981501633) internal successors, (1395), 925 states have internal predecessors, (1395), 276 states have call successors, (276), 8 states have call predecessors, (276), 8 states have return successors, (276), 270 states have call predecessors, (276), 276 states have call successors, (276) [2024-11-07 05:06:10,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 1204 states and 1947 transitions. [2024-11-07 05:06:10,692 INFO L78 Accepts]: Start accepts. Automaton has 1204 states and 1947 transitions. Word has length 419 [2024-11-07 05:06:10,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:06:10,693 INFO L471 AbstractCegarLoop]: Abstraction has 1204 states and 1947 transitions. [2024-11-07 05:06:10,694 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.25) internal successors, (97), 4 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:10,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1947 transitions. [2024-11-07 05:06:10,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2024-11-07 05:06:10,697 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:10,698 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:10,698 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 05:06:10,698 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:10,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:10,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1304060134, now seen corresponding path program 1 times [2024-11-07 05:06:10,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:10,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704224713] [2024-11-07 05:06:10,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:10,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:10,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:11,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:11,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:11,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:11,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:11,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:11,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:11,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:11,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:06:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:06:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:06:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:06:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:06:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:06:11,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:06:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:06:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 05:06:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:06:11,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 05:06:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:06:11,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-07 05:06:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:06:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 05:06:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:06:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-07 05:06:11,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:06:11,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-07 05:06:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:06:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-07 05:06:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:06:11,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 05:06:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:06:11,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:06:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 05:06:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 05:06:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-07 05:06:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 05:06:11,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 05:06:11,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 05:06:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-07 05:06:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 05:06:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 05:06:11,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:06:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:06:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:06:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 05:06:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:06:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:06:11,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:06:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:06:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:06:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:06:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:06:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:06:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:06:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 05:06:11,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:06:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 05:06:11,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:06:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:06:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 05:06:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:06:11,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:11,421 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-11-07 05:06:11,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:11,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704224713] [2024-11-07 05:06:11,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704224713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:11,422 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:11,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 05:06:11,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979173891] [2024-11-07 05:06:11,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:11,423 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 05:06:11,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:11,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 05:06:11,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 05:06:11,424 INFO L87 Difference]: Start difference. First operand 1204 states and 1947 transitions. Second operand has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:11,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:06:11,938 INFO L93 Difference]: Finished difference Result 2941 states and 4742 transitions. [2024-11-07 05:06:11,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 05:06:11,939 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 419 [2024-11-07 05:06:11,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:06:11,952 INFO L225 Difference]: With dead ends: 2941 [2024-11-07 05:06:11,953 INFO L226 Difference]: Without dead ends: 1740 [2024-11-07 05:06:11,957 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-07 05:06:11,958 INFO L432 NwaCegarLoop]: 440 mSDtfsCounter, 507 mSDsluCounter, 809 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 507 SdHoareTripleChecker+Valid, 1249 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 05:06:11,958 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [507 Valid, 1249 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 05:06:11,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1740 states. [2024-11-07 05:06:12,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1740 to 1732. [2024-11-07 05:06:12,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1732 states, 1303 states have (on average 1.501151189562548) internal successors, (1956), 1313 states have internal predecessors, (1956), 414 states have call successors, (414), 14 states have call predecessors, (414), 14 states have return successors, (414), 404 states have call predecessors, (414), 414 states have call successors, (414) [2024-11-07 05:06:12,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1732 states and 2784 transitions. [2024-11-07 05:06:12,107 INFO L78 Accepts]: Start accepts. Automaton has 1732 states and 2784 transitions. Word has length 419 [2024-11-07 05:06:12,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:06:12,108 INFO L471 AbstractCegarLoop]: Abstraction has 1732 states and 2784 transitions. [2024-11-07 05:06:12,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.4) internal successors, (97), 5 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:12,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2784 transitions. [2024-11-07 05:06:12,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2024-11-07 05:06:12,112 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:12,113 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:12,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 05:06:12,113 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:12,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:12,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1242020520, now seen corresponding path program 1 times [2024-11-07 05:06:12,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:12,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632176256] [2024-11-07 05:06:12,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:12,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:12,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:12,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:12,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:12,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:06:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:06:12,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:06:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:06:12,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:06:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:06:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:06:12,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:06:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 05:06:12,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:06:12,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 05:06:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:06:12,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-07 05:06:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:06:12,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 05:06:12,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:06:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-07 05:06:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:06:12,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-07 05:06:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:06:12,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-07 05:06:12,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:06:12,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 05:06:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:06:12,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:06:12,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 05:06:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 05:06:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-07 05:06:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 05:06:12,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 05:06:12,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 05:06:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-07 05:06:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 05:06:12,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 05:06:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:06:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:06:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:06:12,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 05:06:12,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:06:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:06:12,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:06:12,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:06:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:06:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:06:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:06:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:06:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:06:12,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 05:06:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:06:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 05:06:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:06:12,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:06:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 05:06:12,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:06:12,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:12,905 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-11-07 05:06:12,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:12,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632176256] [2024-11-07 05:06:12,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632176256] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:12,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:12,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 05:06:12,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125127533] [2024-11-07 05:06:12,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:12,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 05:06:12,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:12,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 05:06:12,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:06:12,907 INFO L87 Difference]: Start difference. First operand 1732 states and 2784 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:13,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:06:13,066 INFO L93 Difference]: Finished difference Result 5190 states and 8346 transitions. [2024-11-07 05:06:13,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 05:06:13,067 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 419 [2024-11-07 05:06:13,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:06:13,096 INFO L225 Difference]: With dead ends: 5190 [2024-11-07 05:06:13,097 INFO L226 Difference]: Without dead ends: 3461 [2024-11-07 05:06:13,104 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:06:13,106 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 202 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 679 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 05:06:13,106 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 679 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 05:06:13,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3461 states. [2024-11-07 05:06:13,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3461 to 3459. [2024-11-07 05:06:13,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3459 states, 2602 states have (on average 1.4973097617217526) internal successors, (3896), 2622 states have internal predecessors, (3896), 828 states have call successors, (828), 28 states have call predecessors, (828), 28 states have return successors, (828), 808 states have call predecessors, (828), 828 states have call successors, (828) [2024-11-07 05:06:13,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3459 states to 3459 states and 5552 transitions. [2024-11-07 05:06:13,386 INFO L78 Accepts]: Start accepts. Automaton has 3459 states and 5552 transitions. Word has length 419 [2024-11-07 05:06:13,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:06:13,387 INFO L471 AbstractCegarLoop]: Abstraction has 3459 states and 5552 transitions. [2024-11-07 05:06:13,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:13,388 INFO L276 IsEmpty]: Start isEmpty. Operand 3459 states and 5552 transitions. [2024-11-07 05:06:13,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2024-11-07 05:06:13,392 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:13,392 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:13,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-07 05:06:13,393 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:13,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:13,393 INFO L85 PathProgramCache]: Analyzing trace with hash -2059668970, now seen corresponding path program 1 times [2024-11-07 05:06:13,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:13,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267000025] [2024-11-07 05:06:13,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:13,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:13,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:13,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:13,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:13,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:13,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:06:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:06:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:06:13,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:06:13,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:06:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:06:13,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:06:13,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:06:13,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 05:06:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:06:13,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 05:06:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:06:13,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-07 05:06:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:06:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 05:06:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:06:13,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-07 05:06:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:06:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-07 05:06:13,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:06:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-07 05:06:13,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:06:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 05:06:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:06:13,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:06:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 05:06:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 05:06:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-07 05:06:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 05:06:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 05:06:13,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 05:06:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-07 05:06:13,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 05:06:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 05:06:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:06:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:06:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:06:13,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 05:06:13,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:06:13,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:06:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:06:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:06:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:06:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:06:13,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:06:13,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:06:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:06:13,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 05:06:13,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:06:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 05:06:13,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:06:13,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:06:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 05:06:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:06:13,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:13,958 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-11-07 05:06:13,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:13,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267000025] [2024-11-07 05:06:13,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267000025] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:13,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:13,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 05:06:13,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020043389] [2024-11-07 05:06:13,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:13,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 05:06:13,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:13,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 05:06:13,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:06:13,960 INFO L87 Difference]: Start difference. First operand 3459 states and 5552 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:14,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:06:14,412 INFO L93 Difference]: Finished difference Result 9779 states and 15700 transitions. [2024-11-07 05:06:14,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 05:06:14,413 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 419 [2024-11-07 05:06:14,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:06:14,453 INFO L225 Difference]: With dead ends: 9779 [2024-11-07 05:06:14,453 INFO L226 Difference]: Without dead ends: 6323 [2024-11-07 05:06:14,466 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:06:14,466 INFO L432 NwaCegarLoop]: 318 mSDtfsCounter, 205 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 615 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 05:06:14,467 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [205 Valid, 615 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 05:06:14,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6323 states. [2024-11-07 05:06:14,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6323 to 3597. [2024-11-07 05:06:14,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3597 states, 2740 states have (on average 1.5116788321167882) internal successors, (4142), 2760 states have internal predecessors, (4142), 828 states have call successors, (828), 28 states have call predecessors, (828), 28 states have return successors, (828), 808 states have call predecessors, (828), 828 states have call successors, (828) [2024-11-07 05:06:14,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3597 states to 3597 states and 5798 transitions. [2024-11-07 05:06:14,876 INFO L78 Accepts]: Start accepts. Automaton has 3597 states and 5798 transitions. Word has length 419 [2024-11-07 05:06:14,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:06:14,877 INFO L471 AbstractCegarLoop]: Abstraction has 3597 states and 5798 transitions. [2024-11-07 05:06:14,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:14,878 INFO L276 IsEmpty]: Start isEmpty. Operand 3597 states and 5798 transitions. [2024-11-07 05:06:14,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2024-11-07 05:06:14,883 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:14,884 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:14,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-07 05:06:14,884 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:14,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:14,885 INFO L85 PathProgramCache]: Analyzing trace with hash -1811522476, now seen corresponding path program 1 times [2024-11-07 05:06:14,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:14,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640411575] [2024-11-07 05:06:14,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:14,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:15,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:15,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:15,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:15,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:06:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:06:15,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:06:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:06:15,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:06:15,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:06:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:06:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:06:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 05:06:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:06:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 05:06:15,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:06:15,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-07 05:06:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:06:15,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 05:06:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:06:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-07 05:06:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:06:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-07 05:06:15,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:06:15,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-07 05:06:15,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:06:15,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 05:06:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:06:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:06:15,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 05:06:15,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 05:06:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-07 05:06:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 05:06:15,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 05:06:15,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 05:06:15,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-07 05:06:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 05:06:15,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 05:06:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:06:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:06:15,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:06:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 05:06:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:06:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:06:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:06:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:06:15,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:06:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:06:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:06:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:06:15,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:06:15,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 05:06:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:06:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 05:06:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:06:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:06:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 05:06:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:06:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:15,806 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-11-07 05:06:15,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:15,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640411575] [2024-11-07 05:06:15,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640411575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:15,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:15,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 05:06:15,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308364603] [2024-11-07 05:06:15,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:15,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 05:06:15,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:15,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 05:06:15,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-07 05:06:15,808 INFO L87 Difference]: Start difference. First operand 3597 states and 5798 transitions. Second operand has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:17,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:06:17,706 INFO L93 Difference]: Finished difference Result 17929 states and 28899 transitions. [2024-11-07 05:06:17,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 05:06:17,707 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 419 [2024-11-07 05:06:17,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:06:17,807 INFO L225 Difference]: With dead ends: 17929 [2024-11-07 05:06:17,807 INFO L226 Difference]: Without dead ends: 14335 [2024-11-07 05:06:17,824 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-07 05:06:17,826 INFO L432 NwaCegarLoop]: 671 mSDtfsCounter, 1250 mSDsluCounter, 1996 mSDsCounter, 0 mSdLazyCounter, 325 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1250 SdHoareTripleChecker+Valid, 2667 SdHoareTripleChecker+Invalid, 537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-07 05:06:17,826 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1250 Valid, 2667 Invalid, 537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 325 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-07 05:06:17,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14335 states. [2024-11-07 05:06:18,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14335 to 6766. [2024-11-07 05:06:18,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6766 states, 5282 states have (on average 1.5160923892464975) internal successors, (8008), 5327 states have internal predecessors, (8008), 1429 states have call successors, (1429), 54 states have call predecessors, (1429), 54 states have return successors, (1429), 1384 states have call predecessors, (1429), 1429 states have call successors, (1429) [2024-11-07 05:06:18,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6766 states to 6766 states and 10866 transitions. [2024-11-07 05:06:18,511 INFO L78 Accepts]: Start accepts. Automaton has 6766 states and 10866 transitions. Word has length 419 [2024-11-07 05:06:18,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:06:18,512 INFO L471 AbstractCegarLoop]: Abstraction has 6766 states and 10866 transitions. [2024-11-07 05:06:18,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:18,516 INFO L276 IsEmpty]: Start isEmpty. Operand 6766 states and 10866 transitions. [2024-11-07 05:06:18,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2024-11-07 05:06:18,524 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:18,525 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:18,525 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-07 05:06:18,525 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:18,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:18,526 INFO L85 PathProgramCache]: Analyzing trace with hash -122578734, now seen corresponding path program 1 times [2024-11-07 05:06:18,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:18,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716686641] [2024-11-07 05:06:18,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:18,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:24,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:24,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:06:24,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:06:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:06:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:06:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:06:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:06:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:06:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:06:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 05:06:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:06:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 05:06:24,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:06:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-07 05:06:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:06:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 05:06:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:06:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-07 05:06:24,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:06:24,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-07 05:06:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:06:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-07 05:06:24,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:06:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 05:06:24,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:06:24,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:06:24,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 05:06:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 05:06:24,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-07 05:06:24,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 05:06:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 05:06:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 05:06:24,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-07 05:06:24,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 05:06:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 05:06:24,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:06:24,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:06:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:06:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 05:06:24,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:06:24,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:06:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:06:24,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:06:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:06:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:06:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:06:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:06:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:06:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 05:06:24,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:06:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 05:06:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:06:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:06:24,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 05:06:24,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:06:24,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:24,395 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-11-07 05:06:24,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:24,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716686641] [2024-11-07 05:06:24,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716686641] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:24,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:24,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-07 05:06:24,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509404722] [2024-11-07 05:06:24,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:24,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-07 05:06:24,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:24,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-07 05:06:24,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-07 05:06:24,398 INFO L87 Difference]: Start difference. First operand 6766 states and 10866 transitions. Second operand has 10 states, 10 states have (on average 9.7) internal successors, (97), 10 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:31,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:06:31,147 INFO L93 Difference]: Finished difference Result 34352 states and 54542 transitions. [2024-11-07 05:06:31,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-07 05:06:31,151 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.7) internal successors, (97), 10 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 419 [2024-11-07 05:06:31,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:06:31,278 INFO L225 Difference]: With dead ends: 34352 [2024-11-07 05:06:31,278 INFO L226 Difference]: Without dead ends: 27636 [2024-11-07 05:06:31,310 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 139 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2024-11-07 05:06:31,311 INFO L432 NwaCegarLoop]: 377 mSDtfsCounter, 2259 mSDsluCounter, 2600 mSDsCounter, 0 mSdLazyCounter, 1200 mSolverCounterSat, 707 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2259 SdHoareTripleChecker+Valid, 2977 SdHoareTripleChecker+Invalid, 1907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 707 IncrementalHoareTripleChecker+Valid, 1200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-07 05:06:31,311 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2259 Valid, 2977 Invalid, 1907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [707 Valid, 1200 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-07 05:06:31,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27636 states. [2024-11-07 05:06:33,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27636 to 19090. [2024-11-07 05:06:33,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19090 states, 14974 states have (on average 1.5018699078402564) internal successors, (22489), 15115 states have internal predecessors, (22489), 3909 states have call successors, (3909), 206 states have call predecessors, (3909), 206 states have return successors, (3909), 3768 states have call predecessors, (3909), 3909 states have call successors, (3909) [2024-11-07 05:06:33,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19090 states to 19090 states and 30307 transitions. [2024-11-07 05:06:33,793 INFO L78 Accepts]: Start accepts. Automaton has 19090 states and 30307 transitions. Word has length 419 [2024-11-07 05:06:33,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:06:33,794 INFO L471 AbstractCegarLoop]: Abstraction has 19090 states and 30307 transitions. [2024-11-07 05:06:33,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.7) internal successors, (97), 10 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:06:33,795 INFO L276 IsEmpty]: Start isEmpty. Operand 19090 states and 30307 transitions. [2024-11-07 05:06:33,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2024-11-07 05:06:33,812 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:06:33,812 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:06:33,813 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-07 05:06:33,813 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:06:33,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:06:33,813 INFO L85 PathProgramCache]: Analyzing trace with hash -2116723440, now seen corresponding path program 1 times [2024-11-07 05:06:33,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:06:33,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392369568] [2024-11-07 05:06:33,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:06:33,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:06:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:06:56,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:06:56,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:06:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:06:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:06:56,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:06:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:06:56,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:06:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:06:56,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:06:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:06:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:06:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:06:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:06:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:06:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:06:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:06:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:06:56,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:06:56,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 05:06:56,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:06:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 05:06:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:06:56,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-07 05:06:56,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:06:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 05:06:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:06:56,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-07 05:06:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:06:56,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-07 05:06:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:06:56,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-07 05:06:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:06:56,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 05:06:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:06:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:06:56,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 05:06:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 05:06:56,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-07 05:06:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 05:06:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 05:06:56,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 05:06:56,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-07 05:06:56,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 05:06:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 05:06:56,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:06:56,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:06:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:06:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 05:06:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:06:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:06:56,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:06:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:06:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:06:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:06:56,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:06:56,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:06:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:06:56,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 05:06:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:06:56,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 05:06:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:06:56,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:06:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 05:06:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:06:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:06:56,770 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2024-11-07 05:06:56,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:06:56,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392369568] [2024-11-07 05:06:56,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392369568] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:06:56,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:06:56,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-07 05:06:56,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452633769] [2024-11-07 05:06:56,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:06:56,772 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 05:06:56,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:06:56,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 05:06:56,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-07 05:06:56,773 INFO L87 Difference]: Start difference. First operand 19090 states and 30307 transitions. Second operand has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:07:03,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:07:03,258 INFO L93 Difference]: Finished difference Result 51672 states and 80416 transitions. [2024-11-07 05:07:03,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-07 05:07:03,259 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) Word has length 419 [2024-11-07 05:07:03,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:07:03,387 INFO L225 Difference]: With dead ends: 51672 [2024-11-07 05:07:03,387 INFO L226 Difference]: Without dead ends: 32632 [2024-11-07 05:07:03,449 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 135 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2024-11-07 05:07:03,451 INFO L432 NwaCegarLoop]: 357 mSDtfsCounter, 240 mSDsluCounter, 1033 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 1390 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-11-07 05:07:03,452 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 1390 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-11-07 05:07:03,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32632 states. [2024-11-07 05:07:06,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32632 to 27586. [2024-11-07 05:07:06,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27586 states, 22030 states have (on average 1.4849296413980935) internal successors, (32713), 22315 states have internal predecessors, (32713), 5061 states have call successors, (5061), 494 states have call predecessors, (5061), 494 states have return successors, (5061), 4776 states have call predecessors, (5061), 5061 states have call successors, (5061) [2024-11-07 05:07:06,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27586 states to 27586 states and 42835 transitions. [2024-11-07 05:07:06,620 INFO L78 Accepts]: Start accepts. Automaton has 27586 states and 42835 transitions. Word has length 419 [2024-11-07 05:07:06,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:07:06,621 INFO L471 AbstractCegarLoop]: Abstraction has 27586 states and 42835 transitions. [2024-11-07 05:07:06,621 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 1 states have call successors, (65), 1 states have call predecessors, (65), 1 states have return successors, (65), 1 states have call predecessors, (65), 1 states have call successors, (65) [2024-11-07 05:07:06,621 INFO L276 IsEmpty]: Start isEmpty. Operand 27586 states and 42835 transitions. [2024-11-07 05:07:06,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2024-11-07 05:07:06,647 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:07:06,647 INFO L215 NwaCegarLoop]: trace histogram [65, 65, 65, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:07:06,648 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-07 05:07:06,648 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:07:06,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:07:06,649 INFO L85 PathProgramCache]: Analyzing trace with hash 898380178, now seen corresponding path program 1 times [2024-11-07 05:07:06,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:07:06,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136554622] [2024-11-07 05:07:06,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:07:06,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:07:06,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:07:07,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:07:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 05:07:07,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:07:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 05:07:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 05:07:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 05:07:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:07:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:07:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:07:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:07:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:07:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:07:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:07:07,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:07:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:07:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:07:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:07:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:07:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-07 05:07:07,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:07:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-07 05:07:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:07:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-07 05:07:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:07:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-07 05:07:07,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:07:07,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-07 05:07:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:07:07,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-07 05:07:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:07:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-07 05:07:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:07:07,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-07 05:07:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:07:07,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:07:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-07 05:07:07,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-07 05:07:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-07 05:07:07,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-07 05:07:07,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-07 05:07:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-07 05:07:07,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-07 05:07:07,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-11-07 05:07:07,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-11-07 05:07:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:07:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:07:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:07:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-07 05:07:07,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:07:07,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:07:07,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:07:07,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:07:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:07:07,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:07:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:07:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:07:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:07:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-07 05:07:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:07:07,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-07 05:07:07,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:07:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:07:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-07 05:07:07,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:07:07,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,179 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 144 proven. 48 refuted. 0 times theorem prover too weak. 8128 trivial. 0 not checked. [2024-11-07 05:07:07,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:07:07,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136554622] [2024-11-07 05:07:07,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136554622] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 05:07:07,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1831709304] [2024-11-07 05:07:07,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:07:07,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 05:07:07,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 05:07:07,182 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 05:07:07,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-07 05:07:07,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:07:07,455 INFO L255 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-07 05:07:07,474 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 05:07:07,783 INFO L134 CoverageAnalysis]: Checked inductivity of 8320 backedges. 3232 proven. 48 refuted. 0 times theorem prover too weak. 5040 trivial. 0 not checked. [2024-11-07 05:07:07,783 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 05:07:08,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1831709304] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 05:07:08,052 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-07 05:07:08,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2024-11-07 05:07:08,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074520160] [2024-11-07 05:07:08,053 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-07 05:07:08,054 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 05:07:08,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:07:08,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 05:07:08,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-07 05:07:08,055 INFO L87 Difference]: Start difference. First operand 27586 states and 42835 transitions. Second operand has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 6 states have internal predecessors, (103), 2 states have call successors, (81), 2 states have call predecessors, (81), 3 states have return successors, (81), 2 states have call predecessors, (81), 2 states have call successors, (81)