./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-81.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-81.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', '4ec23d859d65533fc787a9c2fed70b8c69daa3b1ed2a3fca10d530d490a26e0e'] 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_codestructure_normal_file-81.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4ec23d859d65533fc787a9c2fed70b8c69daa3b1ed2a3fca10d530d490a26e0e --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 04:14:18,890 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 04:14:18,968 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 04:14:18,973 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 04:14:18,973 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 04:14:19,001 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 04:14:19,003 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 04:14:19,003 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 04:14:19,003 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 04:14:19,004 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 04:14:19,005 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 04:14:19,005 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 04:14:19,005 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 04:14:19,005 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 04:14:19,006 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 04:14:19,006 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 04:14:19,006 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 04:14:19,006 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 04:14:19,006 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 04:14:19,006 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 04:14:19,007 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 04:14:19,007 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 04:14:19,007 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 04:14:19,007 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 04:14:19,007 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 04:14:19,007 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 04:14:19,008 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 04:14:19,008 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 04:14:19,008 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 04:14:19,008 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 04:14:19,008 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 04:14:19,009 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 04:14:19,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 04:14:19,009 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 04:14:19,009 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 04:14:19,009 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 04:14:19,009 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 04:14:19,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 04:14:19,010 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 04:14:19,010 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 04:14:19,010 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 04:14:19,010 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 04:14:19,010 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 -> 4ec23d859d65533fc787a9c2fed70b8c69daa3b1ed2a3fca10d530d490a26e0e [2024-11-07 04:14:19,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 04:14:19,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 04:14:19,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 04:14:19,320 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 04:14:19,322 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 04:14:19,323 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-81.i [2024-11-07 04:14:20,678 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 04:14:20,959 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 04:14:20,961 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-81.i [2024-11-07 04:14:20,972 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/499204cd3/9b2eb545b76a40b99f7fd7e9fc72aaef/FLAG129c6ae1f [2024-11-07 04:14:20,990 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/499204cd3/9b2eb545b76a40b99f7fd7e9fc72aaef [2024-11-07 04:14:20,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 04:14:20,996 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 04:14:20,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 04:14:20,998 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 04:14:21,002 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 04:14:21,003 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:14:20" (1/1) ... [2024-11-07 04:14:21,005 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d3cd703 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:14:21, skipping insertion in model container [2024-11-07 04:14:21,005 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:14:20" (1/1) ... [2024-11-07 04:14:21,022 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 04:14:21,160 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_codestructure_normal_file-81.i[913,926] [2024-11-07 04:14:21,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 04:14:21,235 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 04:14:21,247 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_codestructure_normal_file-81.i[913,926] [2024-11-07 04:14:21,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 04:14:21,320 INFO L204 MainTranslator]: Completed translation [2024-11-07 04:14:21,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:14:21 WrapperNode [2024-11-07 04:14:21,321 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 04:14:21,323 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 04:14:21,323 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 04:14:21,323 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 04:14:21,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:14:21" (1/1) ... [2024-11-07 04:14:21,343 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:14:21" (1/1) ... [2024-11-07 04:14:21,401 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 189 [2024-11-07 04:14:21,402 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 04:14:21,402 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 04:14:21,403 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 04:14:21,403 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 04:14:21,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:14:21" (1/1) ... [2024-11-07 04:14:21,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:14:21" (1/1) ... [2024-11-07 04:14:21,417 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:14:21" (1/1) ... [2024-11-07 04:14:21,447 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 04:14:21,448 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:14:21" (1/1) ... [2024-11-07 04:14:21,448 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:14:21" (1/1) ... [2024-11-07 04:14:21,455 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:14:21" (1/1) ... [2024-11-07 04:14:21,458 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:14:21" (1/1) ... [2024-11-07 04:14:21,460 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:14:21" (1/1) ... [2024-11-07 04:14:21,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:14:21" (1/1) ... [2024-11-07 04:14:21,469 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 04:14:21,470 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 04:14:21,470 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 04:14:21,470 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 04:14:21,475 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:14:21" (1/1) ... [2024-11-07 04:14:21,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 04:14:21,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 04:14:21,508 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 04:14:21,515 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 04:14:21,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 04:14:21,539 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 04:14:21,540 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 04:14:21,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 04:14:21,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 04:14:21,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 04:14:21,613 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 04:14:21,615 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 04:14:22,007 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-07 04:14:22,008 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 04:14:22,019 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 04:14:22,020 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 04:14:22,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:14:22 BoogieIcfgContainer [2024-11-07 04:14:22,020 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 04:14:22,023 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 04:14:22,023 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 04:14:22,030 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 04:14:22,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:14:20" (1/3) ... [2024-11-07 04:14:22,031 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@602cc8a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:14:22, skipping insertion in model container [2024-11-07 04:14:22,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:14:21" (2/3) ... [2024-11-07 04:14:22,031 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@602cc8a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:14:22, skipping insertion in model container [2024-11-07 04:14:22,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:14:22" (3/3) ... [2024-11-07 04:14:22,032 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-81.i [2024-11-07 04:14:22,047 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 04:14:22,047 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 04:14:22,097 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 04:14:22,107 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;@7e404f25, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 04:14:22,108 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 04:14:22,112 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 51 states have (on average 1.3529411764705883) internal successors, (69), 52 states have internal predecessors, (69), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-07 04:14:22,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-07 04:14:22,124 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:14:22,125 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:14:22,125 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:14:22,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:14:22,129 INFO L85 PathProgramCache]: Analyzing trace with hash -274866789, now seen corresponding path program 1 times [2024-11-07 04:14:22,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:14:22,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915331267] [2024-11-07 04:14:22,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:14:22,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:14:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:14:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:14:22,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:14:22,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:14:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:14:22,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:14:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:14:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:14:22,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:14:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:14:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:14:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:14:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:14:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:14:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:14:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:14:22,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:14:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:14:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:14:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:14:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:14:22,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:14:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:14:22,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:14:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:14:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:14:22,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:14:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:14:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:14:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:14:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:14:22,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:14:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:22,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-07 04:14:22,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:14:22,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915331267] [2024-11-07 04:14:22,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915331267] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:14:22,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:14:22,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 04:14:22,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026850322] [2024-11-07 04:14:22,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:14:22,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 04:14:22,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:14:22,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 04:14:22,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 04:14:22,626 INFO L87 Difference]: Start difference. First operand has 86 states, 51 states have (on average 1.3529411764705883) internal successors, (69), 52 states have internal predecessors, (69), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-07 04:14:22,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:14:22,659 INFO L93 Difference]: Finished difference Result 165 states and 292 transitions. [2024-11-07 04:14:22,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 04:14:22,661 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 196 [2024-11-07 04:14:22,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:14:22,668 INFO L225 Difference]: With dead ends: 165 [2024-11-07 04:14:22,668 INFO L226 Difference]: Without dead ends: 82 [2024-11-07 04:14:22,672 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 98 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 04:14:22,675 INFO L432 NwaCegarLoop]: 126 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, 126 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 04:14:22,677 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 04:14:22,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-07 04:14:22,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-07 04:14:22,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 48 states have (on average 1.2916666666666667) internal successors, (62), 48 states have internal predecessors, (62), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-07 04:14:22,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 126 transitions. [2024-11-07 04:14:22,726 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 126 transitions. Word has length 196 [2024-11-07 04:14:22,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:14:22,727 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 126 transitions. [2024-11-07 04:14:22,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-07 04:14:22,727 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 126 transitions. [2024-11-07 04:14:22,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-07 04:14:22,731 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:14:22,731 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:14:22,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 04:14:22,731 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:14:22,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:14:22,732 INFO L85 PathProgramCache]: Analyzing trace with hash -119824997, now seen corresponding path program 1 times [2024-11-07 04:14:22,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:14:22,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138653566] [2024-11-07 04:14:22,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:14:22,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:14:23,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:14:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:14:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:14:37,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:14:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:14:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:14:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:14:37,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:14:37,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:14:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:14:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:14:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:14:37,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:14:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:14:37,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:14:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:14:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:14:37,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:14:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:14:37,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:14:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:14:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:14:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:14:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:14:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:14:37,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:14:37,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:14:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:14:37,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:14:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:14:37,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:14:37,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:14:37,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:37,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-07 04:14:37,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:14:37,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138653566] [2024-11-07 04:14:37,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138653566] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:14:37,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:14:37,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-07 04:14:37,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154120232] [2024-11-07 04:14:37,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:14:37,324 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-07 04:14:37,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:14:37,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-07 04:14:37,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=63, Unknown=0, NotChecked=0, Total=110 [2024-11-07 04:14:37,327 INFO L87 Difference]: Start difference. First operand 82 states and 126 transitions. Second operand has 11 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 11 states have internal predecessors, (39), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:14:38,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:14:38,266 INFO L93 Difference]: Finished difference Result 252 states and 376 transitions. [2024-11-07 04:14:38,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-07 04:14:38,267 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 11 states have internal predecessors, (39), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 196 [2024-11-07 04:14:38,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:14:38,270 INFO L225 Difference]: With dead ends: 252 [2024-11-07 04:14:38,270 INFO L226 Difference]: Without dead ends: 173 [2024-11-07 04:14:38,271 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=58, Invalid=74, Unknown=0, NotChecked=0, Total=132 [2024-11-07 04:14:38,272 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 123 mSDsluCounter, 477 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 588 SdHoareTripleChecker+Invalid, 392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-07 04:14:38,272 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 588 Invalid, 392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 385 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-07 04:14:38,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2024-11-07 04:14:38,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 94. [2024-11-07 04:14:38,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 60 states have (on average 1.3666666666666667) internal successors, (82), 60 states have internal predecessors, (82), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-07 04:14:38,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 146 transitions. [2024-11-07 04:14:38,289 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 146 transitions. Word has length 196 [2024-11-07 04:14:38,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:14:38,292 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 146 transitions. [2024-11-07 04:14:38,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 11 states have internal predecessors, (39), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:14:38,293 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 146 transitions. [2024-11-07 04:14:38,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-07 04:14:38,297 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:14:38,297 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:14:38,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 04:14:38,298 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:14:38,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:14:38,298 INFO L85 PathProgramCache]: Analyzing trace with hash -706631011, now seen corresponding path program 1 times [2024-11-07 04:14:38,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:14:38,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558904535] [2024-11-07 04:14:38,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:14:38,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:14:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:14:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:14:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:14:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:14:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:14:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:14:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:14:46,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:14:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:14:46,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:14:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:14:46,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:14:46,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:14:46,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:14:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:14:46,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:14:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:14:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:14:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:14:46,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:14:46,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:14:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:14:46,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:14:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:14:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:14:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:14:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:14:46,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:14:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:14:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:14:46,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:14:46,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:14:46,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:46,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-07 04:14:46,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:14:46,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558904535] [2024-11-07 04:14:46,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558904535] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:14:46,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:14:46,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-07 04:14:46,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781224708] [2024-11-07 04:14:46,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:14:46,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-07 04:14:46,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:14:46,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-07 04:14:46,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=63, Unknown=0, NotChecked=0, Total=110 [2024-11-07 04:14:46,970 INFO L87 Difference]: Start difference. First operand 94 states and 146 transitions. Second operand has 11 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 11 states have internal predecessors, (39), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:14:47,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:14:47,706 INFO L93 Difference]: Finished difference Result 275 states and 412 transitions. [2024-11-07 04:14:47,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-07 04:14:47,707 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 11 states have internal predecessors, (39), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 196 [2024-11-07 04:14:47,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:14:47,710 INFO L225 Difference]: With dead ends: 275 [2024-11-07 04:14:47,710 INFO L226 Difference]: Without dead ends: 184 [2024-11-07 04:14:47,711 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=58, Invalid=74, Unknown=0, NotChecked=0, Total=132 [2024-11-07 04:14:47,712 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 218 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-07 04:14:47,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 410 Invalid, 278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-07 04:14:47,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-11-07 04:14:47,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 127. [2024-11-07 04:14:47,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 86 states have (on average 1.372093023255814) internal successors, (118), 87 states have internal predecessors, (118), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-07 04:14:47,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 194 transitions. [2024-11-07 04:14:47,734 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 194 transitions. Word has length 196 [2024-11-07 04:14:47,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:14:47,735 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 194 transitions. [2024-11-07 04:14:47,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 11 states have internal predecessors, (39), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:14:47,736 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 194 transitions. [2024-11-07 04:14:47,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-07 04:14:47,738 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:14:47,738 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:14:47,738 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 04:14:47,740 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:14:47,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:14:47,741 INFO L85 PathProgramCache]: Analyzing trace with hash -1399688675, now seen corresponding path program 1 times [2024-11-07 04:14:47,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:14:47,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961388511] [2024-11-07 04:14:47,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:14:47,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:14:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:14:47,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:14:47,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:14:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:14:47,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:14:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:14:47,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:14:47,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:14:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:14:47,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:14:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:14:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:14:47,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:14:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:14:47,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:14:47,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:14:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:14:47,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:14:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:14:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:14:47,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:47,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:14:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:14:48,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:14:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:14:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:14:48,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:14:48,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:14:48,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:14:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:14:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:14:48,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:14:48,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:14:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-07 04:14:48,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:14:48,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961388511] [2024-11-07 04:14:48,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961388511] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:14:48,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:14:48,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 04:14:48,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703542031] [2024-11-07 04:14:48,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:14:48,056 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 04:14:48,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:14:48,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 04:14:48,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 04:14:48,058 INFO L87 Difference]: Start difference. First operand 127 states and 194 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:14:48,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:14:48,260 INFO L93 Difference]: Finished difference Result 345 states and 529 transitions. [2024-11-07 04:14:48,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 04:14:48,261 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 196 [2024-11-07 04:14:48,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:14:48,268 INFO L225 Difference]: With dead ends: 345 [2024-11-07 04:14:48,269 INFO L226 Difference]: Without dead ends: 221 [2024-11-07 04:14:48,270 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 04:14:48,271 INFO L432 NwaCegarLoop]: 154 mSDtfsCounter, 66 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 04:14:48,273 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 341 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 04:14:48,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-11-07 04:14:48,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 219. [2024-11-07 04:14:48,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 138 states have (on average 1.3333333333333333) internal successors, (184), 140 states have internal predecessors, (184), 76 states have call successors, (76), 4 states have call predecessors, (76), 4 states have return successors, (76), 74 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-07 04:14:48,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 336 transitions. [2024-11-07 04:14:48,341 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 336 transitions. Word has length 196 [2024-11-07 04:14:48,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:14:48,341 INFO L471 AbstractCegarLoop]: Abstraction has 219 states and 336 transitions. [2024-11-07 04:14:48,341 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:14:48,341 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 336 transitions. [2024-11-07 04:14:48,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-07 04:14:48,348 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:14:48,348 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:14:48,348 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 04:14:48,348 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:14:48,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:14:48,349 INFO L85 PathProgramCache]: Analyzing trace with hash 586902515, now seen corresponding path program 1 times [2024-11-07 04:14:48,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:14:48,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42391667] [2024-11-07 04:14:48,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:14:48,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:14:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:14:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:14:48,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:14:48,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:14:48,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:14:48,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:14:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:14:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:14:48,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:14:48,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:14:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:14:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:14:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:14:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:14:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:14:48,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:14:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:14:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:14:48,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:14:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:14:48,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:14:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:14:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:14:48,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:14:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:14:48,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:14:48,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:14:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:14:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:14:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:14:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:14:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:14:48,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:48,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-07 04:14:48,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:14:48,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42391667] [2024-11-07 04:14:48,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [42391667] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:14:48,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:14:48,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 04:14:48,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930435025] [2024-11-07 04:14:48,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:14:48,461 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 04:14:48,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:14:48,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 04:14:48,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 04:14:48,463 INFO L87 Difference]: Start difference. First operand 219 states and 336 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:14:48,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:14:48,533 INFO L93 Difference]: Finished difference Result 547 states and 834 transitions. [2024-11-07 04:14:48,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 04:14:48,534 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 197 [2024-11-07 04:14:48,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:14:48,537 INFO L225 Difference]: With dead ends: 547 [2024-11-07 04:14:48,537 INFO L226 Difference]: Without dead ends: 345 [2024-11-07 04:14:48,538 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 66 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 04:14:48,539 INFO L432 NwaCegarLoop]: 152 mSDtfsCounter, 53 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 04:14:48,539 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 265 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 04:14:48,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2024-11-07 04:14:48,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 341. [2024-11-07 04:14:48,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 231 states have (on average 1.329004329004329) internal successors, (307), 236 states have internal predecessors, (307), 102 states have call successors, (102), 7 states have call predecessors, (102), 7 states have return successors, (102), 97 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-07 04:14:48,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 511 transitions. [2024-11-07 04:14:48,605 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 511 transitions. Word has length 197 [2024-11-07 04:14:48,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:14:48,606 INFO L471 AbstractCegarLoop]: Abstraction has 341 states and 511 transitions. [2024-11-07 04:14:48,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:14:48,606 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 511 transitions. [2024-11-07 04:14:48,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-07 04:14:48,609 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:14:48,610 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:14:48,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 04:14:48,610 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:14:48,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:14:48,611 INFO L85 PathProgramCache]: Analyzing trace with hash -222444111, now seen corresponding path program 1 times [2024-11-07 04:14:48,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:14:48,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120309910] [2024-11-07 04:14:48,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:14:48,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:14:48,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:14:54,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:14:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:14:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:14:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:14:54,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:14:54,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:14:54,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:14:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:14:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:14:54,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:14:54,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:14:54,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:14:54,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:14:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:14:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:14:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:14:54,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:14:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:14:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:14:54,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:14:54,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:14:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:14:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:14:54,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:14:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:14:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:14:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:14:54,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:14:54,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:14:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:14:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:14:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:14:54,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-07 04:14:54,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:14:54,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120309910] [2024-11-07 04:14:54,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120309910] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:14:54,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:14:54,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-07 04:14:54,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397442258] [2024-11-07 04:14:54,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:14:54,107 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 04:14:54,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:14:54,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 04:14:54,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2024-11-07 04:14:54,109 INFO L87 Difference]: Start difference. First operand 341 states and 511 transitions. Second operand has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 9 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:14:54,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:14:54,632 INFO L93 Difference]: Finished difference Result 802 states and 1185 transitions. [2024-11-07 04:14:54,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 04:14:54,633 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 9 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 197 [2024-11-07 04:14:54,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:14:54,638 INFO L225 Difference]: With dead ends: 802 [2024-11-07 04:14:54,639 INFO L226 Difference]: Without dead ends: 478 [2024-11-07 04:14:54,641 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2024-11-07 04:14:54,642 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 149 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 457 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 04:14:54,642 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 457 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 04:14:54,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2024-11-07 04:14:54,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 372. [2024-11-07 04:14:54,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 262 states have (on average 1.3358778625954197) internal successors, (350), 267 states have internal predecessors, (350), 102 states have call successors, (102), 7 states have call predecessors, (102), 7 states have return successors, (102), 97 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-07 04:14:54,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 554 transitions. [2024-11-07 04:14:54,709 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 554 transitions. Word has length 197 [2024-11-07 04:14:54,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:14:54,711 INFO L471 AbstractCegarLoop]: Abstraction has 372 states and 554 transitions. [2024-11-07 04:14:54,711 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 9 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:14:54,711 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 554 transitions. [2024-11-07 04:14:54,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-07 04:14:54,715 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:14:54,715 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:14:54,715 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 04:14:54,716 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:14:54,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:14:54,716 INFO L85 PathProgramCache]: Analyzing trace with hash -1233561361, now seen corresponding path program 1 times [2024-11-07 04:14:54,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:14:54,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772140016] [2024-11-07 04:14:54,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:14:54,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:14:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:15:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:15:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:15:00,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:15:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:15:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:15:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:15:00,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:15:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:15:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:15:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:15:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:15:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:15:00,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:15:00,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:15:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:15:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:15:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:15:00,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:15:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:15:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:15:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:15:00,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:15:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:15:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:15:00,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:15:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:15:00,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:15:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:15:00,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:15:00,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:15:00,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:15:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:00,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-07 04:15:00,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:15:00,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772140016] [2024-11-07 04:15:00,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772140016] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:15:00,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:15:00,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-07 04:15:00,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677223175] [2024-11-07 04:15:00,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:15:00,687 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 04:15:00,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:15:00,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 04:15:00,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2024-11-07 04:15:00,688 INFO L87 Difference]: Start difference. First operand 372 states and 554 transitions. Second operand has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 9 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:15:01,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:15:01,473 INFO L93 Difference]: Finished difference Result 794 states and 1177 transitions. [2024-11-07 04:15:01,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 04:15:01,474 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 9 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 197 [2024-11-07 04:15:01,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:15:01,478 INFO L225 Difference]: With dead ends: 794 [2024-11-07 04:15:01,478 INFO L226 Difference]: Without dead ends: 439 [2024-11-07 04:15:01,480 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2024-11-07 04:15:01,481 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 56 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 230 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-07 04:15:01,481 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 433 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 230 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-07 04:15:01,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2024-11-07 04:15:01,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 369. [2024-11-07 04:15:01,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 259 states have (on average 1.3397683397683398) internal successors, (347), 264 states have internal predecessors, (347), 102 states have call successors, (102), 7 states have call predecessors, (102), 7 states have return successors, (102), 97 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-07 04:15:01,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 551 transitions. [2024-11-07 04:15:01,548 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 551 transitions. Word has length 197 [2024-11-07 04:15:01,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:15:01,548 INFO L471 AbstractCegarLoop]: Abstraction has 369 states and 551 transitions. [2024-11-07 04:15:01,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.444444444444445) internal successors, (40), 9 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:15:01,549 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 551 transitions. [2024-11-07 04:15:01,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-07 04:15:01,552 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:15:01,552 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:15:01,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 04:15:01,553 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:15:01,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:15:01,553 INFO L85 PathProgramCache]: Analyzing trace with hash -36197359, now seen corresponding path program 1 times [2024-11-07 04:15:01,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:15:01,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264433360] [2024-11-07 04:15:01,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:15:01,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:15:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:15:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:15:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:15:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:15:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:15:01,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:15:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:15:01,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:15:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:15:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:15:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:15:01,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:15:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:15:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:15:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:15:01,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:15:01,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:15:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:15:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:15:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:15:01,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:15:01,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:15:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:15:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:15:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:15:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:15:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:15:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:15:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:15:01,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:15:01,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:15:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:15:01,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:01,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-07 04:15:01,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:15:01,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264433360] [2024-11-07 04:15:01,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1264433360] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:15:01,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:15:01,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 04:15:01,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068109836] [2024-11-07 04:15:01,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:15:01,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 04:15:01,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:15:01,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 04:15:01,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 04:15:01,690 INFO L87 Difference]: Start difference. First operand 369 states and 551 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:15:01,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:15:01,754 INFO L93 Difference]: Finished difference Result 734 states and 1092 transitions. [2024-11-07 04:15:01,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 04:15:01,755 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 197 [2024-11-07 04:15:01,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:15:01,758 INFO L225 Difference]: With dead ends: 734 [2024-11-07 04:15:01,759 INFO L226 Difference]: Without dead ends: 382 [2024-11-07 04:15:01,760 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 66 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 04:15:01,760 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 60 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 04:15:01,761 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 254 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 04:15:01,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2024-11-07 04:15:01,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 288. [2024-11-07 04:15:01,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 205 states have (on average 1.351219512195122) internal successors, (277), 207 states have internal predecessors, (277), 76 states have call successors, (76), 6 states have call predecessors, (76), 6 states have return successors, (76), 74 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-07 04:15:01,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 429 transitions. [2024-11-07 04:15:01,810 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 429 transitions. Word has length 197 [2024-11-07 04:15:01,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:15:01,811 INFO L471 AbstractCegarLoop]: Abstraction has 288 states and 429 transitions. [2024-11-07 04:15:01,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:15:01,812 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 429 transitions. [2024-11-07 04:15:01,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-07 04:15:01,815 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:15:01,816 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:15:01,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 04:15:01,816 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:15:01,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:15:01,816 INFO L85 PathProgramCache]: Analyzing trace with hash 221968079, now seen corresponding path program 1 times [2024-11-07 04:15:01,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:15:01,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041731663] [2024-11-07 04:15:01,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:15:01,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:15:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:15:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:15:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:15:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:15:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:15:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:15:07,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:15:07,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:15:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:15:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:15:07,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:15:07,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:15:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:15:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:15:07,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:15:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:15:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:15:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:15:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:15:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:15:07,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:15:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:15:07,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:15:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:15:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:15:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:15:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:15:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:15:07,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:15:07,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:15:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:15:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:15:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:07,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-07 04:15:07,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:15:07,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041731663] [2024-11-07 04:15:07,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041731663] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:15:07,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:15:07,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-07 04:15:07,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763916616] [2024-11-07 04:15:07,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:15:07,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-07 04:15:07,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:15:07,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-07 04:15:07,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-07 04:15:07,045 INFO L87 Difference]: Start difference. First operand 288 states and 429 transitions. Second operand has 10 states, 10 states have (on average 4.0) internal successors, (40), 10 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:15:07,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:15:07,464 INFO L93 Difference]: Finished difference Result 610 states and 887 transitions. [2024-11-07 04:15:07,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-07 04:15:07,465 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 10 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 197 [2024-11-07 04:15:07,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:15:07,468 INFO L225 Difference]: With dead ends: 610 [2024-11-07 04:15:07,468 INFO L226 Difference]: Without dead ends: 444 [2024-11-07 04:15:07,470 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=48, Invalid=62, Unknown=0, NotChecked=0, Total=110 [2024-11-07 04:15:07,471 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 169 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 04:15:07,472 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 349 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 04:15:07,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2024-11-07 04:15:07,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 294. [2024-11-07 04:15:07,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 294 states, 211 states have (on average 1.3554502369668247) internal successors, (286), 213 states have internal predecessors, (286), 76 states have call successors, (76), 6 states have call predecessors, (76), 6 states have return successors, (76), 74 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-07 04:15:07,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 438 transitions. [2024-11-07 04:15:07,512 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 438 transitions. Word has length 197 [2024-11-07 04:15:07,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:15:07,513 INFO L471 AbstractCegarLoop]: Abstraction has 294 states and 438 transitions. [2024-11-07 04:15:07,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 10 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:15:07,514 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 438 transitions. [2024-11-07 04:15:07,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-07 04:15:07,516 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:15:07,516 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:15:07,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-07 04:15:07,516 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:15:07,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:15:07,517 INFO L85 PathProgramCache]: Analyzing trace with hash -364837935, now seen corresponding path program 1 times [2024-11-07 04:15:07,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:15:07,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298880618] [2024-11-07 04:15:07,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:15:07,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:15:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:15:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:15:12,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:15:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:15:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:15:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:15:12,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:15:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:15:12,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:15:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:15:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:15:12,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:15:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:15:12,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:15:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:15:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:15:12,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:15:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:15:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:15:12,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:15:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:15:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:15:12,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:15:12,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:15:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:15:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:15:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:15:12,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:15:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:15:12,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:15:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:15:12,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:15:12,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:12,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-07 04:15:12,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:15:12,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298880618] [2024-11-07 04:15:12,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298880618] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:15:12,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:15:12,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-07 04:15:12,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769089328] [2024-11-07 04:15:12,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:15:12,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-07 04:15:12,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:15:12,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-07 04:15:12,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-07 04:15:12,267 INFO L87 Difference]: Start difference. First operand 294 states and 438 transitions. Second operand has 10 states, 10 states have (on average 4.0) internal successors, (40), 10 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:15:12,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:15:12,873 INFO L93 Difference]: Finished difference Result 510 states and 751 transitions. [2024-11-07 04:15:12,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-07 04:15:12,874 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 10 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 197 [2024-11-07 04:15:12,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:15:12,878 INFO L225 Difference]: With dead ends: 510 [2024-11-07 04:15:12,878 INFO L226 Difference]: Without dead ends: 338 [2024-11-07 04:15:12,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=48, Invalid=62, Unknown=0, NotChecked=0, Total=110 [2024-11-07 04:15:12,880 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 162 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 280 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-07 04:15:12,880 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 477 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 280 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-07 04:15:12,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2024-11-07 04:15:12,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 290. [2024-11-07 04:15:12,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 290 states, 207 states have (on average 1.3526570048309179) internal successors, (280), 209 states have internal predecessors, (280), 76 states have call successors, (76), 6 states have call predecessors, (76), 6 states have return successors, (76), 74 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-07 04:15:12,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 432 transitions. [2024-11-07 04:15:12,920 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 432 transitions. Word has length 197 [2024-11-07 04:15:12,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:15:12,921 INFO L471 AbstractCegarLoop]: Abstraction has 290 states and 432 transitions. [2024-11-07 04:15:12,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.0) internal successors, (40), 10 states have internal predecessors, (40), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:15:12,921 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 432 transitions. [2024-11-07 04:15:12,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-07 04:15:12,924 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:15:12,924 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:15:12,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-07 04:15:12,925 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:15:12,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:15:12,925 INFO L85 PathProgramCache]: Analyzing trace with hash -21856618, now seen corresponding path program 1 times [2024-11-07 04:15:12,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:15:12,926 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597155678] [2024-11-07 04:15:12,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:15:12,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:15:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:15:31,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:15:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:15:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:15:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:15:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:15:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:15:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:15:31,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:15:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:15:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:15:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:15:31,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:15:31,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:15:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:15:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:15:31,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:15:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:15:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:15:31,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:15:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:15:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:15:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:15:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:15:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:15:31,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:15:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:15:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:15:31,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:15:31,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:15:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:15:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:15:31,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:31,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-07 04:15:31,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:15:31,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597155678] [2024-11-07 04:15:31,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597155678] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:15:31,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:15:31,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-07 04:15:31,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926593523] [2024-11-07 04:15:31,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:15:31,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 04:15:31,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:15:31,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 04:15:31,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-07 04:15:31,640 INFO L87 Difference]: Start difference. First operand 290 states and 432 transitions. Second operand has 9 states, 9 states have (on average 4.555555555555555) internal successors, (41), 9 states have internal predecessors, (41), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:15:33,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:15:33,014 INFO L93 Difference]: Finished difference Result 398 states and 579 transitions. [2024-11-07 04:15:33,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 04:15:33,014 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.555555555555555) internal successors, (41), 9 states have internal predecessors, (41), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 198 [2024-11-07 04:15:33,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:15:33,017 INFO L225 Difference]: With dead ends: 398 [2024-11-07 04:15:33,018 INFO L226 Difference]: Without dead ends: 396 [2024-11-07 04:15:33,018 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2024-11-07 04:15:33,018 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 117 mSDsluCounter, 948 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 1140 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 04:15:33,019 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 1140 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 04:15:33,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2024-11-07 04:15:33,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 393. [2024-11-07 04:15:33,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 393 states, 274 states have (on average 1.3065693430656935) internal successors, (358), 278 states have internal predecessors, (358), 108 states have call successors, (108), 10 states have call predecessors, (108), 10 states have return successors, (108), 104 states have call predecessors, (108), 108 states have call successors, (108) [2024-11-07 04:15:33,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 574 transitions. [2024-11-07 04:15:33,090 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 574 transitions. Word has length 198 [2024-11-07 04:15:33,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:15:33,091 INFO L471 AbstractCegarLoop]: Abstraction has 393 states and 574 transitions. [2024-11-07 04:15:33,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.555555555555555) internal successors, (41), 9 states have internal predecessors, (41), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:15:33,091 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 574 transitions. [2024-11-07 04:15:33,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-07 04:15:33,095 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:15:33,095 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:15:33,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-07 04:15:33,096 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:15:33,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:15:33,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1702414017, now seen corresponding path program 1 times [2024-11-07 04:15:33,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:15:33,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120068826] [2024-11-07 04:15:33,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:15:33,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:15:33,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:35,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:15:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:35,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:15:35,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:35,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:15:35,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:35,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:15:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:35,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:15:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:35,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:15:35,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:35,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:15:35,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:15:36,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:15:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:15:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:15:36,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:15:36,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:15:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:15:36,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:15:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:15:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:15:36,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:15:36,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:15:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:15:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:15:36,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:15:36,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:15:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:15:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:15:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:15:36,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:15:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:15:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:15:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:15:36,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:15:36,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:15:36,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:36,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-07 04:15:36,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:15:36,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120068826] [2024-11-07 04:15:36,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120068826] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:15:36,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:15:36,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-07 04:15:36,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040105719] [2024-11-07 04:15:36,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:15:36,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-07 04:15:36,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:15:36,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-07 04:15:36,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-07 04:15:36,092 INFO L87 Difference]: Start difference. First operand 393 states and 574 transitions. Second operand has 10 states, 10 states have (on average 4.1) internal successors, (41), 10 states have internal predecessors, (41), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-07 04:15:36,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:15:36,940 INFO L93 Difference]: Finished difference Result 1104 states and 1587 transitions. [2024-11-07 04:15:36,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 04:15:36,941 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.1) internal successors, (41), 10 states have internal predecessors, (41), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 198 [2024-11-07 04:15:36,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:15:36,949 INFO L225 Difference]: With dead ends: 1104 [2024-11-07 04:15:36,951 INFO L226 Difference]: Without dead ends: 833 [2024-11-07 04:15:36,953 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=93, Invalid=147, Unknown=0, NotChecked=0, Total=240 [2024-11-07 04:15:36,954 INFO L432 NwaCegarLoop]: 134 mSDtfsCounter, 449 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 449 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 04:15:36,954 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [449 Valid, 469 Invalid, 379 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 04:15:36,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2024-11-07 04:15:37,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 716. [2024-11-07 04:15:37,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 716 states, 486 states have (on average 1.2921810699588476) internal successors, (628), 493 states have internal predecessors, (628), 210 states have call successors, (210), 19 states have call predecessors, (210), 19 states have return successors, (210), 203 states have call predecessors, (210), 210 states have call successors, (210) [2024-11-07 04:15:37,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 716 states and 1048 transitions. [2024-11-07 04:15:37,088 INFO L78 Accepts]: Start accepts. Automaton has 716 states and 1048 transitions. Word has length 198 [2024-11-07 04:15:37,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:15:37,089 INFO L471 AbstractCegarLoop]: Abstraction has 716 states and 1048 transitions. [2024-11-07 04:15:37,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.1) internal successors, (41), 10 states have internal predecessors, (41), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-07 04:15:37,089 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1048 transitions. [2024-11-07 04:15:37,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-07 04:15:37,091 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:15:37,091 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:15:37,091 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-07 04:15:37,091 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:15:37,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:15:37,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1001349439, now seen corresponding path program 1 times [2024-11-07 04:15:37,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:15:37,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573908358] [2024-11-07 04:15:37,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:15:37,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:15:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 04:15:39,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 04:15:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 04:15:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 04:15:39,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 04:15:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 04:15:39,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 04:15:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 04:15:39,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 04:15:39,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 04:15:39,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 04:15:39,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 04:15:39,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 04:15:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-07 04:15:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-07 04:15:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-07 04:15:39,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-07 04:15:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 04:15:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-07 04:15:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-07 04:15:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-07 04:15:39,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-07 04:15:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-07 04:15:39,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-07 04:15:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-07 04:15:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-07 04:15:39,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-07 04:15:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-07 04:15:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 04:15:39,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-07 04:15:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-07 04:15:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-07 04:15:39,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 04:15:39,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-07 04:15:39,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 04:15:39,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573908358] [2024-11-07 04:15:39,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573908358] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 04:15:39,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 04:15:39,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-07 04:15:39,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885720096] [2024-11-07 04:15:39,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 04:15:39,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-07 04:15:39,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 04:15:39,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-07 04:15:39,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-07 04:15:39,695 INFO L87 Difference]: Start difference. First operand 716 states and 1048 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:15:40,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 04:15:40,209 INFO L93 Difference]: Finished difference Result 1383 states and 1989 transitions. [2024-11-07 04:15:40,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-07 04:15:40,212 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 198 [2024-11-07 04:15:40,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 04:15:40,217 INFO L225 Difference]: With dead ends: 1383 [2024-11-07 04:15:40,218 INFO L226 Difference]: Without dead ends: 873 [2024-11-07 04:15:40,220 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2024-11-07 04:15:40,221 INFO L432 NwaCegarLoop]: 120 mSDtfsCounter, 90 mSDsluCounter, 317 mSDsCounter, 0 mSdLazyCounter, 305 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 305 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 04:15:40,221 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 437 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 305 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 04:15:40,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 873 states. [2024-11-07 04:15:40,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 873 to 402. [2024-11-07 04:15:40,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 283 states have (on average 1.314487632508834) internal successors, (372), 287 states have internal predecessors, (372), 108 states have call successors, (108), 10 states have call predecessors, (108), 10 states have return successors, (108), 104 states have call predecessors, (108), 108 states have call successors, (108) [2024-11-07 04:15:40,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 588 transitions. [2024-11-07 04:15:40,320 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 588 transitions. Word has length 198 [2024-11-07 04:15:40,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 04:15:40,321 INFO L471 AbstractCegarLoop]: Abstraction has 402 states and 588 transitions. [2024-11-07 04:15:40,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-07 04:15:40,322 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 588 transitions. [2024-11-07 04:15:40,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-07 04:15:40,323 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 04:15:40,323 INFO L215 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 04:15:40,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-07 04:15:40,323 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 04:15:40,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 04:15:40,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1581436029, now seen corresponding path program 1 times [2024-11-07 04:15:40,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 04:15:40,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190666045] [2024-11-07 04:15:40,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 04:15:40,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 04:15:40,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat