./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-98.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-98.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', 'a92f5d1a6a5590db64f6b8ed4b8fabeff75b2e4cde71258ed22ec8ba2c9c0069'] 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-98.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 a92f5d1a6a5590db64f6b8ed4b8fabeff75b2e4cde71258ed22ec8ba2c9c0069 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 05:11:34,803 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 05:11:34,885 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 05:11:34,890 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 05:11:34,890 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 05:11:34,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 05:11:34,918 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 05:11:34,918 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 05:11:34,918 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 05:11:34,918 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 05:11:34,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 05:11:34,919 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 05:11:34,919 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 05:11:34,919 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 05:11:34,919 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 05:11:34,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 05:11:34,920 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 05:11:34,920 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 05:11:34,920 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 05:11:34,920 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 05:11:34,920 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 05:11:34,920 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 05:11:34,920 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 05:11:34,920 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 05:11:34,920 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 05:11:34,921 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 05:11:34,921 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 05:11:34,921 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 05:11:34,921 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 05:11:34,921 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 05:11:34,921 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 05:11:34,921 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 05:11:34,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 05:11:34,922 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 05:11:34,922 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 05:11:34,922 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 05:11:34,922 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 05:11:34,922 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 05:11:34,922 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 05:11:34,922 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 05:11:34,922 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 05:11:34,923 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 05:11:34,923 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 -> a92f5d1a6a5590db64f6b8ed4b8fabeff75b2e4cde71258ed22ec8ba2c9c0069 [2024-11-07 05:11:35,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 05:11:35,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 05:11:35,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 05:11:35,232 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 05:11:35,232 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 05:11:35,233 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-98.i [2024-11-07 05:11:36,618 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 05:11:36,948 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 05:11:36,949 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-98.i [2024-11-07 05:11:36,964 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4b0f7671f/395b3fb2910d4361a568e6023e17506f/FLAGef1a24317 [2024-11-07 05:11:37,172 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4b0f7671f/395b3fb2910d4361a568e6023e17506f [2024-11-07 05:11:37,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 05:11:37,175 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 05:11:37,176 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 05:11:37,177 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 05:11:37,179 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 05:11:37,180 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:11:37" (1/1) ... [2024-11-07 05:11:37,181 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16d91949 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:11:37, skipping insertion in model container [2024-11-07 05:11:37,181 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 05:11:37" (1/1) ... [2024-11-07 05:11:37,204 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 05:11:37,348 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-98.i[916,929] [2024-11-07 05:11:37,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 05:11:37,501 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 05:11:37,513 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-98.i[916,929] [2024-11-07 05:11:37,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 05:11:37,631 INFO L204 MainTranslator]: Completed translation [2024-11-07 05:11:37,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:11:37 WrapperNode [2024-11-07 05:11:37,632 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 05:11:37,633 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 05:11:37,634 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 05:11:37,634 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 05:11:37,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:11:37" (1/1) ... [2024-11-07 05:11:37,664 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:11:37" (1/1) ... [2024-11-07 05:11:37,741 INFO L138 Inliner]: procedures = 26, calls = 100, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 562 [2024-11-07 05:11:37,742 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 05:11:37,743 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 05:11:37,743 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 05:11:37,744 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 05:11:37,752 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:11:37" (1/1) ... [2024-11-07 05:11:37,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:11:37" (1/1) ... [2024-11-07 05:11:37,764 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:11:37" (1/1) ... [2024-11-07 05:11:37,800 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 05:11:37,803 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:11:37" (1/1) ... [2024-11-07 05:11:37,803 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:11:37" (1/1) ... [2024-11-07 05:11:37,824 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:11:37" (1/1) ... [2024-11-07 05:11:37,833 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:11:37" (1/1) ... [2024-11-07 05:11:37,838 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:11:37" (1/1) ... [2024-11-07 05:11:37,842 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:11:37" (1/1) ... [2024-11-07 05:11:37,854 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 05:11:37,854 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 05:11:37,855 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 05:11:37,855 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 05:11:37,855 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:11:37" (1/1) ... [2024-11-07 05:11:37,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 05:11:37,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 05:11:37,913 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 05:11:37,919 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 05:11:37,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 05:11:37,935 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 05:11:37,935 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 05:11:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 05:11:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 05:11:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 05:11:38,049 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 05:11:38,051 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 05:11:38,940 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-07 05:11:38,940 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 05:11:38,959 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 05:11:38,962 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 05:11:38,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:11:38 BoogieIcfgContainer [2024-11-07 05:11:38,963 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 05:11:38,965 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 05:11:38,965 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 05:11:38,970 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 05:11:38,970 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 05:11:37" (1/3) ... [2024-11-07 05:11:38,971 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23df09a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:11:38, skipping insertion in model container [2024-11-07 05:11:38,971 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 05:11:37" (2/3) ... [2024-11-07 05:11:38,971 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23df09a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 05:11:38, skipping insertion in model container [2024-11-07 05:11:38,971 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 05:11:38" (3/3) ... [2024-11-07 05:11:38,972 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-98.i [2024-11-07 05:11:38,985 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 05:11:38,986 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 05:11:39,048 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 05:11:39,063 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;@75a2c1fd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 05:11:39,063 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 05:11:39,070 INFO L276 IsEmpty]: Start isEmpty. Operand has 243 states, 153 states have (on average 1.5032679738562091) internal successors, (230), 154 states have internal predecessors, (230), 87 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-11-07 05:11:39,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2024-11-07 05:11:39,100 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:11:39,101 INFO L215 NwaCegarLoop]: trace histogram [87, 87, 87, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:11:39,102 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:11:39,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:11:39,107 INFO L85 PathProgramCache]: Analyzing trace with hash -281747702, now seen corresponding path program 1 times [2024-11-07 05:11:39,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:11:39,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711029806] [2024-11-07 05:11:39,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:11:39,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:11:39,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:11:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:11:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-07 05:11:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:11:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 05:11:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-07 05:11:39,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 05:11:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:11:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:11:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:11:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:11:39,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:11:39,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:11:39,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:11:39,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:11:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:11:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:11:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:11:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:11:39,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 05:11:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:11:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 05:11:39,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:11:39,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 05:11:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:11:39,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 05:11:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:11:39,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 05:11:39,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:11:39,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 05:11:39,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:11:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 05:11:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:11:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 05:11:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:11:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:11:39,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-07 05:11:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 05:11:39,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 05:11:39,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-07 05:11:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 05:11:39,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 05:11:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 05:11:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 05:11:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 05:11:39,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:11:39,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:11:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:11:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 05:11:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:11:39,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:11:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:11:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:11:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:11:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:11:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:11:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:11:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:11:39,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-07 05:11:39,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:11:39,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:39,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-07 05:11:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:11:40,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:11:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-07 05:11:40,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:11:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-07 05:11:40,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-07 05:11:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-07 05:11:40,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-07 05:11:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-07 05:11:40,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-07 05:11:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-07 05:11:40,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-11-07 05:11:40,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-07 05:11:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-11-07 05:11:40,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-07 05:11:40,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-11-07 05:11:40,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-07 05:11:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-07 05:11:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-11-07 05:11:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-07 05:11:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2024-11-07 05:11:40,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-07 05:11:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2024-11-07 05:11:40,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-07 05:11:40,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2024-11-07 05:11:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2024-11-07 05:11:40,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:40,171 INFO L134 CoverageAnalysis]: Checked inductivity of 14964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14964 trivial. 0 not checked. [2024-11-07 05:11:40,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:11:40,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711029806] [2024-11-07 05:11:40,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711029806] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:11:40,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:11:40,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 05:11:40,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931250487] [2024-11-07 05:11:40,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:11:40,182 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 05:11:40,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:11:40,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 05:11:40,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 05:11:40,207 INFO L87 Difference]: Start difference. First operand has 243 states, 153 states have (on average 1.5032679738562091) internal successors, (230), 154 states have internal predecessors, (230), 87 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) Second operand has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 2 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 2 states have call successors, (87) [2024-11-07 05:11:40,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:11:40,277 INFO L93 Difference]: Finished difference Result 476 states and 883 transitions. [2024-11-07 05:11:40,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 05:11:40,279 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 2 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 2 states have call successors, (87) Word has length 535 [2024-11-07 05:11:40,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:11:40,288 INFO L225 Difference]: With dead ends: 476 [2024-11-07 05:11:40,289 INFO L226 Difference]: Without dead ends: 236 [2024-11-07 05:11:40,294 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 263 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 05:11:40,300 INFO L432 NwaCegarLoop]: 389 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, 389 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 05:11:40,303 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 05:11:40,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2024-11-07 05:11:40,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 236. [2024-11-07 05:11:40,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 147 states have (on average 1.4625850340136055) internal successors, (215), 147 states have internal predecessors, (215), 87 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-11-07 05:11:40,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 389 transitions. [2024-11-07 05:11:40,391 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 389 transitions. Word has length 535 [2024-11-07 05:11:40,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:11:40,393 INFO L471 AbstractCegarLoop]: Abstraction has 236 states and 389 transitions. [2024-11-07 05:11:40,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 2 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 2 states have call successors, (87) [2024-11-07 05:11:40,394 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 389 transitions. [2024-11-07 05:11:40,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2024-11-07 05:11:40,407 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:11:40,408 INFO L215 NwaCegarLoop]: trace histogram [87, 87, 87, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:11:40,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 05:11:40,408 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:11:40,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:11:40,409 INFO L85 PathProgramCache]: Analyzing trace with hash 825818057, now seen corresponding path program 1 times [2024-11-07 05:11:40,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:11:40,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521788810] [2024-11-07 05:11:40,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:11:40,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:11:40,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:11:41,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:11:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-07 05:11:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:11:41,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 05:11:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-07 05:11:41,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 05:11:41,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:11:41,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:11:41,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:11:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:11:41,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:11:41,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:11:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:11:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:11:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:11:41,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:11:41,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:11:41,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:11:41,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 05:11:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:11:41,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 05:11:41,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:41,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:11:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 05:11:42,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:11:42,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 05:11:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:11:42,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 05:11:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:11:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 05:11:42,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:11:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 05:11:42,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:11:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 05:11:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:11:42,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:11:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-07 05:11:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 05:11:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 05:11:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-07 05:11:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 05:11:42,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 05:11:42,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 05:11:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 05:11:42,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 05:11:42,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:11:42,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:11:42,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:11:42,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 05:11:42,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:11:42,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:11:42,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:11:42,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:11:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:11:42,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:11:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:11:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:11:42,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:11:42,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-07 05:11:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:11:42,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-07 05:11:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:11:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:11:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-07 05:11:42,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:11:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-07 05:11:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-07 05:11:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-07 05:11:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-07 05:11:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-07 05:11:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-07 05:11:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-07 05:11:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-11-07 05:11:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-07 05:11:42,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-11-07 05:11:42,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-07 05:11:42,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-11-07 05:11:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-07 05:11:42,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-07 05:11:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-11-07 05:11:42,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-07 05:11:42,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2024-11-07 05:11:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-07 05:11:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2024-11-07 05:11:42,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-07 05:11:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2024-11-07 05:11:42,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2024-11-07 05:11:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:42,287 INFO L134 CoverageAnalysis]: Checked inductivity of 14964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14964 trivial. 0 not checked. [2024-11-07 05:11:42,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:11:42,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521788810] [2024-11-07 05:11:42,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521788810] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:11:42,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:11:42,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 05:11:42,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874853209] [2024-11-07 05:11:42,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:11:42,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 05:11:42,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:11:42,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 05:11:42,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 05:11:42,294 INFO L87 Difference]: Start difference. First operand 236 states and 389 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) [2024-11-07 05:11:42,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:11:42,356 INFO L93 Difference]: Finished difference Result 470 states and 777 transitions. [2024-11-07 05:11:42,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 05:11:42,357 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) Word has length 536 [2024-11-07 05:11:42,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:11:42,366 INFO L225 Difference]: With dead ends: 470 [2024-11-07 05:11:42,366 INFO L226 Difference]: Without dead ends: 237 [2024-11-07 05:11:42,367 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 177 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 05:11:42,368 INFO L432 NwaCegarLoop]: 388 mSDtfsCounter, 0 mSDsluCounter, 382 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 770 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 05:11:42,370 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 770 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 05:11:42,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-11-07 05:11:42,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 237. [2024-11-07 05:11:42,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 148 states have (on average 1.4594594594594594) internal successors, (216), 148 states have internal predecessors, (216), 87 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-11-07 05:11:42,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 390 transitions. [2024-11-07 05:11:42,408 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 390 transitions. Word has length 536 [2024-11-07 05:11:42,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:11:42,410 INFO L471 AbstractCegarLoop]: Abstraction has 237 states and 390 transitions. [2024-11-07 05:11:42,410 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) [2024-11-07 05:11:42,411 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 390 transitions. [2024-11-07 05:11:42,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2024-11-07 05:11:42,420 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:11:42,420 INFO L215 NwaCegarLoop]: trace histogram [87, 87, 87, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:11:42,420 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 05:11:42,420 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:11:42,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:11:42,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1195850769, now seen corresponding path program 1 times [2024-11-07 05:11:42,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:11:42,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240959941] [2024-11-07 05:11:42,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:11:42,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:11:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:11:44,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:11:44,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-07 05:11:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:11:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 05:11:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-07 05:11:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 05:11:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:11:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:11:44,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:11:44,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:11:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:11:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:11:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:11:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:11:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:11:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:11:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:11:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:11:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 05:11:44,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:11:44,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 05:11:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:11:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 05:11:44,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:11:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 05:11:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:11:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 05:11:44,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:11:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 05:11:44,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:11:44,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 05:11:44,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:11:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 05:11:44,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:11:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:11:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-07 05:11:44,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 05:11:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 05:11:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-07 05:11:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 05:11:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 05:11:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 05:11:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 05:11:44,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 05:11:44,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:11:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:11:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:11:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 05:11:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:11:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:11:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:11:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:11:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:11:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:11:44,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:11:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:11:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:11:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-07 05:11:44,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:11:44,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-07 05:11:44,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:11:44,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:11:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-07 05:11:44,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:11:44,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-07 05:11:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-07 05:11:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-07 05:11:44,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-07 05:11:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-07 05:11:44,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-07 05:11:44,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-07 05:11:44,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-11-07 05:11:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-07 05:11:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-11-07 05:11:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-07 05:11:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-11-07 05:11:44,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-07 05:11:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-07 05:11:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-11-07 05:11:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-07 05:11:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2024-11-07 05:11:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-07 05:11:44,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2024-11-07 05:11:44,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-07 05:11:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2024-11-07 05:11:44,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2024-11-07 05:11:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:44,773 INFO L134 CoverageAnalysis]: Checked inductivity of 14964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14964 trivial. 0 not checked. [2024-11-07 05:11:44,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:11:44,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240959941] [2024-11-07 05:11:44,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240959941] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:11:44,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:11:44,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 05:11:44,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57931780] [2024-11-07 05:11:44,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:11:44,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 05:11:44,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:11:44,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 05:11:44,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 05:11:44,777 INFO L87 Difference]: Start difference. First operand 237 states and 390 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) [2024-11-07 05:11:45,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:11:45,608 INFO L93 Difference]: Finished difference Result 683 states and 1131 transitions. [2024-11-07 05:11:45,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 05:11:45,609 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) Word has length 536 [2024-11-07 05:11:45,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:11:45,618 INFO L225 Difference]: With dead ends: 683 [2024-11-07 05:11:45,620 INFO L226 Difference]: Without dead ends: 449 [2024-11-07 05:11:45,622 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-07 05:11:45,622 INFO L432 NwaCegarLoop]: 718 mSDtfsCounter, 388 mSDsluCounter, 725 mSDsCounter, 0 mSdLazyCounter, 412 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 388 SdHoareTripleChecker+Valid, 1443 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-07 05:11:45,624 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [388 Valid, 1443 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 412 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-07 05:11:45,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states. [2024-11-07 05:11:45,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 237. [2024-11-07 05:11:45,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 148 states have (on average 1.4527027027027026) internal successors, (215), 148 states have internal predecessors, (215), 87 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2024-11-07 05:11:45,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 389 transitions. [2024-11-07 05:11:45,681 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 389 transitions. Word has length 536 [2024-11-07 05:11:45,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:11:45,686 INFO L471 AbstractCegarLoop]: Abstraction has 237 states and 389 transitions. [2024-11-07 05:11:45,686 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) [2024-11-07 05:11:45,687 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 389 transitions. [2024-11-07 05:11:45,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2024-11-07 05:11:45,697 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:11:45,697 INFO L215 NwaCegarLoop]: trace histogram [87, 87, 87, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:11:45,698 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 05:11:45,698 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:11:45,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:11:45,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1454016207, now seen corresponding path program 1 times [2024-11-07 05:11:45,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:11:45,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491248965] [2024-11-07 05:11:45,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:11:45,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:11:45,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 05:11:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 05:11:47,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-11-07 05:11:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 05:11:47,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 05:11:47,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-07 05:11:47,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 05:11:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 05:11:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 05:11:47,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 05:11:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 05:11:47,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 05:11:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 05:11:47,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 05:11:47,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 05:11:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 05:11:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 05:11:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 05:11:47,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 05:11:47,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 05:11:47,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 05:11:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 05:11:47,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 05:11:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 05:11:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 05:11:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 05:11:47,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 05:11:47,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 05:11:47,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 05:11:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 05:11:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 05:11:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 05:11:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-07 05:11:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-07 05:11:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-07 05:11:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-07 05:11:47,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-11-07 05:11:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-07 05:11:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-07 05:11:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-07 05:11:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-07 05:11:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-07 05:11:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-07 05:11:47,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-07 05:11:47,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-07 05:11:47,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-07 05:11:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-07 05:11:47,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-07 05:11:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-07 05:11:47,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-07 05:11:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-07 05:11:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-11-07 05:11:47,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-07 05:11:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2024-11-07 05:11:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-11-07 05:11:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-07 05:11:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2024-11-07 05:11:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-07 05:11:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2024-11-07 05:11:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-07 05:11:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2024-11-07 05:11:47,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-07 05:11:47,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-11-07 05:11:47,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-07 05:11:47,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2024-11-07 05:11:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-07 05:11:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-07 05:11:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-07 05:11:47,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2024-11-07 05:11:47,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-07 05:11:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2024-11-07 05:11:47,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-07 05:11:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-11-07 05:11:47,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-07 05:11:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2024-11-07 05:11:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-07 05:11:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-11-07 05:11:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-07 05:11:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-11-07 05:11:47,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-11-07 05:11:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-11-07 05:11:47,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2024-11-07 05:11:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-07 05:11:47,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2024-11-07 05:11:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-11-07 05:11:47,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2024-11-07 05:11:47,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2024-11-07 05:11:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 05:11:47,836 INFO L134 CoverageAnalysis]: Checked inductivity of 14964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14964 trivial. 0 not checked. [2024-11-07 05:11:47,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 05:11:47,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491248965] [2024-11-07 05:11:47,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491248965] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 05:11:47,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 05:11:47,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 05:11:47,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544558218] [2024-11-07 05:11:47,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 05:11:47,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 05:11:47,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 05:11:47,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 05:11:47,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 05:11:47,842 INFO L87 Difference]: Start difference. First operand 237 states and 389 transitions. Second operand has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) [2024-11-07 05:11:49,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 05:11:49,307 INFO L93 Difference]: Finished difference Result 964 states and 1583 transitions. [2024-11-07 05:11:49,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 05:11:49,309 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) Word has length 536 [2024-11-07 05:11:49,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 05:11:49,319 INFO L225 Difference]: With dead ends: 964 [2024-11-07 05:11:49,322 INFO L226 Difference]: Without dead ends: 730 [2024-11-07 05:11:49,324 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-07 05:11:49,327 INFO L432 NwaCegarLoop]: 721 mSDtfsCounter, 813 mSDsluCounter, 1423 mSDsCounter, 0 mSdLazyCounter, 450 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 813 SdHoareTripleChecker+Valid, 2144 SdHoareTripleChecker+Invalid, 532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-07 05:11:49,327 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [813 Valid, 2144 Invalid, 532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 450 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-07 05:11:49,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2024-11-07 05:11:49,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 512. [2024-11-07 05:11:49,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 512 states, 314 states have (on average 1.4331210191082802) internal successors, (450), 315 states have internal predecessors, (450), 194 states have call successors, (194), 3 states have call predecessors, (194), 3 states have return successors, (194), 193 states have call predecessors, (194), 194 states have call successors, (194) [2024-11-07 05:11:49,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 838 transitions. [2024-11-07 05:11:49,514 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 838 transitions. Word has length 536 [2024-11-07 05:11:49,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 05:11:49,515 INFO L471 AbstractCegarLoop]: Abstraction has 512 states and 838 transitions. [2024-11-07 05:11:49,515 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.8) internal successors, (104), 5 states have internal predecessors, (104), 1 states have call successors, (87), 1 states have call predecessors, (87), 1 states have return successors, (87), 1 states have call predecessors, (87), 1 states have call successors, (87) [2024-11-07 05:11:49,516 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 838 transitions. [2024-11-07 05:11:49,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 537 [2024-11-07 05:11:49,552 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 05:11:49,552 INFO L215 NwaCegarLoop]: trace histogram [87, 87, 87, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:11:49,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 05:11:49,553 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 05:11:49,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 05:11:49,553 INFO L85 PathProgramCache]: Analyzing trace with hash -1065943727, now seen corresponding path program 1 times [2024-11-07 05:11:49,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 05:11:49,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311618763] [2024-11-07 05:11:49,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 05:11:49,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 05:11:49,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat