./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-54.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-54.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', '124f542de58268720c569766c8149c9f6f42e5c81be4e71c16760db5f134f6f4'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-54.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 124f542de58268720c569766c8149c9f6f42e5c81be4e71c16760db5f134f6f4 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 09:41:55,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 09:41:55,357 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 09:41:55,371 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 09:41:55,371 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 09:41:55,390 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 09:41:55,391 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 09:41:55,391 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 09:41:55,391 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 09:41:55,391 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 09:41:55,391 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 09:41:55,391 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 09:41:55,392 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 09:41:55,392 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 09:41:55,392 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 09:41:55,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 09:41:55,392 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 09:41:55,392 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 09:41:55,392 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 09:41:55,392 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 09:41:55,392 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 09:41:55,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 09:41:55,393 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 09:41:55,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 09:41:55,393 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 09:41:55,393 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 09:41:55,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 09:41:55,393 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 09:41:55,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 09:41:55,393 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 09:41:55,393 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 09:41:55,393 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 09:41:55,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 09:41:55,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 09:41:55,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 09:41:55,394 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 09:41:55,394 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 09:41:55,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 09:41:55,396 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 09:41:55,396 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 09:41:55,396 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 09:41:55,396 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 09:41:55,396 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 -> 124f542de58268720c569766c8149c9f6f42e5c81be4e71c16760db5f134f6f4 [2024-11-07 09:41:55,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 09:41:55,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 09:41:55,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 09:41:55,730 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 09:41:55,731 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 09:41:55,733 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-54.i [2024-11-07 09:41:57,036 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 09:41:57,440 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 09:41:57,441 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-54.i [2024-11-07 09:41:57,461 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/af5442de1/9b203032851d4f3e97646e0fd17c2a92/FLAGa7ad7739b [2024-11-07 09:41:57,617 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/af5442de1/9b203032851d4f3e97646e0fd17c2a92 [2024-11-07 09:41:57,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 09:41:57,621 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 09:41:57,623 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 09:41:57,623 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 09:41:57,628 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 09:41:57,629 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:41:57" (1/1) ... [2024-11-07 09:41:57,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fa1f3b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:57, skipping insertion in model container [2024-11-07 09:41:57,631 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 09:41:57" (1/1) ... [2024-11-07 09:41:57,683 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 09:41:57,843 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-54.i[916,929] [2024-11-07 09:41:58,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 09:41:58,157 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 09:41:58,171 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-54.i[916,929] [2024-11-07 09:41:58,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 09:41:58,344 INFO L204 MainTranslator]: Completed translation [2024-11-07 09:41:58,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:58 WrapperNode [2024-11-07 09:41:58,346 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 09:41:58,347 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 09:41:58,347 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 09:41:58,347 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 09:41:58,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:58" (1/1) ... [2024-11-07 09:41:58,389 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:58" (1/1) ... [2024-11-07 09:41:58,500 INFO L138 Inliner]: procedures = 26, calls = 75, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 685 [2024-11-07 09:41:58,501 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 09:41:58,502 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 09:41:58,502 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 09:41:58,502 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 09:41:58,511 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:58" (1/1) ... [2024-11-07 09:41:58,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:58" (1/1) ... [2024-11-07 09:41:58,541 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:58" (1/1) ... [2024-11-07 09:41:58,642 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-07 09:41:58,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:58" (1/1) ... [2024-11-07 09:41:58,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:58" (1/1) ... [2024-11-07 09:41:58,697 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:58" (1/1) ... [2024-11-07 09:41:58,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:58" (1/1) ... [2024-11-07 09:41:58,726 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:58" (1/1) ... [2024-11-07 09:41:58,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:58" (1/1) ... [2024-11-07 09:41:58,751 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 09:41:58,753 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 09:41:58,753 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 09:41:58,753 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 09:41:58,754 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:58" (1/1) ... [2024-11-07 09:41:58,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 09:41:58,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 09:41:58,789 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 09:41:58,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 09:41:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 09:41:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 09:41:58,820 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 09:41:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 09:41:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 09:41:58,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 09:41:58,983 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 09:41:58,985 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 09:42:00,404 INFO L? ?]: Removed 102 outVars from TransFormulas that were not future-live. [2024-11-07 09:42:00,405 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 09:42:00,426 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 09:42:00,427 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 09:42:00,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:42:00 BoogieIcfgContainer [2024-11-07 09:42:00,427 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 09:42:00,430 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 09:42:00,430 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 09:42:00,434 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 09:42:00,435 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 09:41:57" (1/3) ... [2024-11-07 09:42:00,435 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20465ce2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:42:00, skipping insertion in model container [2024-11-07 09:42:00,436 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 09:41:58" (2/3) ... [2024-11-07 09:42:00,436 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20465ce2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 09:42:00, skipping insertion in model container [2024-11-07 09:42:00,436 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 09:42:00" (3/3) ... [2024-11-07 09:42:00,437 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-54.i [2024-11-07 09:42:00,453 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 09:42:00,454 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 09:42:00,533 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 09:42:00,545 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;@fb88f83, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 09:42:00,545 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 09:42:00,552 INFO L276 IsEmpty]: Start isEmpty. Operand has 271 states, 206 states have (on average 1.5679611650485437) internal successors, (323), 207 states have internal predecessors, (323), 62 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-07 09:42:00,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-11-07 09:42:00,578 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:00,579 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:00,579 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:00,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:00,586 INFO L85 PathProgramCache]: Analyzing trace with hash 708856809, now seen corresponding path program 1 times [2024-11-07 09:42:00,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:00,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12867040] [2024-11-07 09:42:00,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:00,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:00,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:01,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:01,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:01,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:01,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:01,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:01,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:01,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:01,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:01,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:01,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:01,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:01,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:01,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:01,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:01,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:01,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:01,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:01,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:01,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:01,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:01,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:01,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:01,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:01,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:01,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:01,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:01,757 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-07 09:42:01,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:01,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12867040] [2024-11-07 09:42:01,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12867040] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:01,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:01,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 09:42:01,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463772284] [2024-11-07 09:42:01,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:01,768 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 09:42:01,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:01,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 09:42:01,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 09:42:01,797 INFO L87 Difference]: Start difference. First operand has 271 states, 206 states have (on average 1.5679611650485437) internal successors, (323), 207 states have internal predecessors, (323), 62 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) Second operand has 2 states, 2 states have (on average 64.0) internal successors, (128), 2 states have internal predecessors, (128), 2 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 2 states have call successors, (62) [2024-11-07 09:42:01,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:01,868 INFO L93 Difference]: Finished difference Result 535 states and 950 transitions. [2024-11-07 09:42:01,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 09:42:01,871 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 64.0) internal successors, (128), 2 states have internal predecessors, (128), 2 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 2 states have call successors, (62) Word has length 435 [2024-11-07 09:42:01,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:01,882 INFO L225 Difference]: With dead ends: 535 [2024-11-07 09:42:01,882 INFO L226 Difference]: Without dead ends: 267 [2024-11-07 09:42:01,889 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 09:42:01,893 INFO L432 NwaCegarLoop]: 440 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, 440 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:01,896 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 440 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 09:42:01,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2024-11-07 09:42:01,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 267. [2024-11-07 09:42:01,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 267 states, 203 states have (on average 1.5566502463054188) internal successors, (316), 203 states have internal predecessors, (316), 62 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-07 09:42:01,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 440 transitions. [2024-11-07 09:42:01,986 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 440 transitions. Word has length 435 [2024-11-07 09:42:01,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:01,990 INFO L471 AbstractCegarLoop]: Abstraction has 267 states and 440 transitions. [2024-11-07 09:42:01,990 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 64.0) internal successors, (128), 2 states have internal predecessors, (128), 2 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 2 states have call successors, (62) [2024-11-07 09:42:01,990 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 440 transitions. [2024-11-07 09:42:02,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2024-11-07 09:42:02,004 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:02,004 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:02,005 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 09:42:02,005 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:02,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:02,006 INFO L85 PathProgramCache]: Analyzing trace with hash -601665443, now seen corresponding path program 1 times [2024-11-07 09:42:02,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:02,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902517076] [2024-11-07 09:42:02,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:02,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:02,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:02,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:02,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:02,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:02,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:02,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:02,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:02,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:02,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:02,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:02,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:02,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:02,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:03,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:03,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:03,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:03,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:03,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:03,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:03,252 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-07 09:42:03,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:03,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902517076] [2024-11-07 09:42:03,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902517076] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:03,253 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:03,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:42:03,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718394436] [2024-11-07 09:42:03,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:03,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:42:03,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:03,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:42:03,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:42:03,257 INFO L87 Difference]: Start difference. First operand 267 states and 440 transitions. Second operand has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:03,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:03,704 INFO L93 Difference]: Finished difference Result 839 states and 1392 transitions. [2024-11-07 09:42:03,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:42:03,705 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 435 [2024-11-07 09:42:03,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:03,715 INFO L225 Difference]: With dead ends: 839 [2024-11-07 09:42:03,716 INFO L226 Difference]: Without dead ends: 575 [2024-11-07 09:42:03,718 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:42:03,718 INFO L432 NwaCegarLoop]: 431 mSDtfsCounter, 495 mSDsluCounter, 927 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 1358 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:03,718 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [495 Valid, 1358 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 09:42:03,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2024-11-07 09:42:03,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 504. [2024-11-07 09:42:03,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 504 states, 377 states have (on average 1.5649867374005304) internal successors, (590), 377 states have internal predecessors, (590), 124 states have call successors, (124), 2 states have call predecessors, (124), 2 states have return successors, (124), 124 states have call predecessors, (124), 124 states have call successors, (124) [2024-11-07 09:42:03,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 838 transitions. [2024-11-07 09:42:03,818 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 838 transitions. Word has length 435 [2024-11-07 09:42:03,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:03,842 INFO L471 AbstractCegarLoop]: Abstraction has 504 states and 838 transitions. [2024-11-07 09:42:03,843 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.0) internal successors, (128), 4 states have internal predecessors, (128), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:03,843 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 838 transitions. [2024-11-07 09:42:03,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2024-11-07 09:42:03,853 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:03,854 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:03,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 09:42:03,854 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:03,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:03,856 INFO L85 PathProgramCache]: Analyzing trace with hash 174805223, now seen corresponding path program 1 times [2024-11-07 09:42:03,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:03,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108665696] [2024-11-07 09:42:03,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:03,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:03,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:04,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:04,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:04,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:04,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:04,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:04,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:04,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:04,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:04,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:04,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:04,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:04,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:04,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:04,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:04,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:04,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:04,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:04,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:04,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:04,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:04,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:04,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:04,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:04,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:04,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:04,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:04,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:04,728 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-07 09:42:04,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:04,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108665696] [2024-11-07 09:42:04,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108665696] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:04,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:04,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:42:04,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106787027] [2024-11-07 09:42:04,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:04,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:42:04,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:04,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:42:04,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:42:04,734 INFO L87 Difference]: Start difference. First operand 504 states and 838 transitions. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:05,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:05,093 INFO L93 Difference]: Finished difference Result 1138 states and 1911 transitions. [2024-11-07 09:42:05,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:42:05,094 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 436 [2024-11-07 09:42:05,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:05,101 INFO L225 Difference]: With dead ends: 1138 [2024-11-07 09:42:05,101 INFO L226 Difference]: Without dead ends: 760 [2024-11-07 09:42:05,103 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:42:05,103 INFO L432 NwaCegarLoop]: 432 mSDtfsCounter, 492 mSDsluCounter, 852 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 492 SdHoareTripleChecker+Valid, 1284 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:05,104 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [492 Valid, 1284 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 09:42:05,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 760 states. [2024-11-07 09:42:05,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 760 to 733. [2024-11-07 09:42:05,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 733 states, 606 states have (on average 1.632013201320132) internal successors, (989), 606 states have internal predecessors, (989), 124 states have call successors, (124), 2 states have call predecessors, (124), 2 states have return successors, (124), 124 states have call predecessors, (124), 124 states have call successors, (124) [2024-11-07 09:42:05,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 1237 transitions. [2024-11-07 09:42:05,174 INFO L78 Accepts]: Start accepts. Automaton has 733 states and 1237 transitions. Word has length 436 [2024-11-07 09:42:05,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:05,177 INFO L471 AbstractCegarLoop]: Abstraction has 733 states and 1237 transitions. [2024-11-07 09:42:05,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:05,177 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1237 transitions. [2024-11-07 09:42:05,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-11-07 09:42:05,186 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:05,187 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:05,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 09:42:05,188 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:05,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:05,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1483809504, now seen corresponding path program 1 times [2024-11-07 09:42:05,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:05,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014957510] [2024-11-07 09:42:05,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:05,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:05,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:05,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:05,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:05,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:05,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:05,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:05,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:05,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:05,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:05,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:05,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:05,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:05,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:05,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:05,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:05,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:05,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:05,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:05,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:05,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:05,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:05,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:05,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:05,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:05,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:05,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:05,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:05,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:05,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:05,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:05,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:05,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:05,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:05,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:05,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:05,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:05,728 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-07 09:42:05,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:05,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014957510] [2024-11-07 09:42:05,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014957510] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:05,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:05,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 09:42:05,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697601344] [2024-11-07 09:42:05,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:05,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 09:42:05,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:05,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 09:42:05,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:42:05,733 INFO L87 Difference]: Start difference. First operand 733 states and 1237 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:05,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:05,861 INFO L93 Difference]: Finished difference Result 1843 states and 3129 transitions. [2024-11-07 09:42:05,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 09:42:05,862 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 437 [2024-11-07 09:42:05,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:05,871 INFO L225 Difference]: With dead ends: 1843 [2024-11-07 09:42:05,872 INFO L226 Difference]: Without dead ends: 1252 [2024-11-07 09:42:05,874 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:42:05,875 INFO L432 NwaCegarLoop]: 657 mSDtfsCounter, 265 mSDsluCounter, 412 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 1069 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:05,875 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 1069 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 09:42:05,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1252 states. [2024-11-07 09:42:05,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1252 to 1249. [2024-11-07 09:42:05,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1249 states, 1115 states have (on average 1.6618834080717488) internal successors, (1853), 1116 states have internal predecessors, (1853), 129 states have call successors, (129), 4 states have call predecessors, (129), 4 states have return successors, (129), 128 states have call predecessors, (129), 129 states have call successors, (129) [2024-11-07 09:42:05,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1249 states and 2111 transitions. [2024-11-07 09:42:05,966 INFO L78 Accepts]: Start accepts. Automaton has 1249 states and 2111 transitions. Word has length 437 [2024-11-07 09:42:05,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:05,967 INFO L471 AbstractCegarLoop]: Abstraction has 1249 states and 2111 transitions. [2024-11-07 09:42:05,968 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:05,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 2111 transitions. [2024-11-07 09:42:05,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-11-07 09:42:05,973 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:05,974 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:05,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 09:42:05,974 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:05,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:05,974 INFO L85 PathProgramCache]: Analyzing trace with hash 2048597016, now seen corresponding path program 1 times [2024-11-07 09:42:05,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:05,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11389958] [2024-11-07 09:42:05,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:05,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:06,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:06,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:06,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:06,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:06,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:06,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:06,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:06,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:06,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:06,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:06,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:06,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:06,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:06,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:06,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:06,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:06,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:06,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:06,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:06,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:06,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:06,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:06,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:06,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:06,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:06,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:06,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:06,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:06,558 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-07 09:42:06,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:06,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11389958] [2024-11-07 09:42:06,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11389958] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:06,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:06,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 09:42:06,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594675140] [2024-11-07 09:42:06,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:06,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 09:42:06,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:06,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 09:42:06,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:42:06,563 INFO L87 Difference]: Start difference. First operand 1249 states and 2111 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:06,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:06,682 INFO L93 Difference]: Finished difference Result 3031 states and 5136 transitions. [2024-11-07 09:42:06,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 09:42:06,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 437 [2024-11-07 09:42:06,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:06,697 INFO L225 Difference]: With dead ends: 3031 [2024-11-07 09:42:06,697 INFO L226 Difference]: Without dead ends: 2080 [2024-11-07 09:42:06,701 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:42:06,701 INFO L432 NwaCegarLoop]: 498 mSDtfsCounter, 221 mSDsluCounter, 417 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 915 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:06,702 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 915 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 09:42:06,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2080 states. [2024-11-07 09:42:06,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2080 to 2077. [2024-11-07 09:42:06,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2077 states, 1912 states have (on average 1.6610878661087867) internal successors, (3176), 1915 states have internal predecessors, (3176), 158 states have call successors, (158), 6 states have call predecessors, (158), 6 states have return successors, (158), 155 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-07 09:42:06,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 2077 states and 3492 transitions. [2024-11-07 09:42:06,812 INFO L78 Accepts]: Start accepts. Automaton has 2077 states and 3492 transitions. Word has length 437 [2024-11-07 09:42:06,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:06,813 INFO L471 AbstractCegarLoop]: Abstraction has 2077 states and 3492 transitions. [2024-11-07 09:42:06,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:06,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 3492 transitions. [2024-11-07 09:42:06,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-11-07 09:42:06,817 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:06,818 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:06,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 09:42:06,818 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:06,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:06,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1398930240, now seen corresponding path program 1 times [2024-11-07 09:42:06,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:06,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344562815] [2024-11-07 09:42:06,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:06,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:08,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:08,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:08,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:08,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:08,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:08,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:08,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:08,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:08,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:08,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:08,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:08,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:08,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:08,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:08,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:08,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:08,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:08,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:08,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:08,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:08,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:08,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:08,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:08,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:08,519 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-07 09:42:08,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:08,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344562815] [2024-11-07 09:42:08,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344562815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:08,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:08,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 09:42:08,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596065498] [2024-11-07 09:42:08,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:08,521 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 09:42:08,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:08,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 09:42:08,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-07 09:42:08,522 INFO L87 Difference]: Start difference. First operand 2077 states and 3492 transitions. Second operand has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:09,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:09,835 INFO L93 Difference]: Finished difference Result 7970 states and 13369 transitions. [2024-11-07 09:42:09,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 09:42:09,836 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 437 [2024-11-07 09:42:09,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:09,868 INFO L225 Difference]: With dead ends: 7970 [2024-11-07 09:42:09,868 INFO L226 Difference]: Without dead ends: 6179 [2024-11-07 09:42:09,876 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2024-11-07 09:42:09,877 INFO L432 NwaCegarLoop]: 496 mSDtfsCounter, 1209 mSDsluCounter, 1541 mSDsCounter, 0 mSdLazyCounter, 553 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1209 SdHoareTripleChecker+Valid, 2037 SdHoareTripleChecker+Invalid, 733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:09,878 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1209 Valid, 2037 Invalid, 733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 553 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-07 09:42:09,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6179 states. [2024-11-07 09:42:10,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6179 to 5271. [2024-11-07 09:42:10,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5271 states, 5039 states have (on average 1.6743401468545347) internal successors, (8437), 5046 states have internal predecessors, (8437), 220 states have call successors, (220), 11 states have call predecessors, (220), 11 states have return successors, (220), 213 states have call predecessors, (220), 220 states have call successors, (220) [2024-11-07 09:42:10,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5271 states to 5271 states and 8877 transitions. [2024-11-07 09:42:10,135 INFO L78 Accepts]: Start accepts. Automaton has 5271 states and 8877 transitions. Word has length 437 [2024-11-07 09:42:10,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:10,136 INFO L471 AbstractCegarLoop]: Abstraction has 5271 states and 8877 transitions. [2024-11-07 09:42:10,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:10,136 INFO L276 IsEmpty]: Start isEmpty. Operand 5271 states and 8877 transitions. [2024-11-07 09:42:10,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-11-07 09:42:10,144 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:10,145 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:10,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 09:42:10,145 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:10,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:10,146 INFO L85 PathProgramCache]: Analyzing trace with hash 189417662, now seen corresponding path program 1 times [2024-11-07 09:42:10,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:10,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747220924] [2024-11-07 09:42:10,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:10,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:10,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:10,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:10,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:10,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:10,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:10,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:10,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:10,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:10,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:10,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:10,893 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-07 09:42:10,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:10,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747220924] [2024-11-07 09:42:10,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747220924] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:10,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:10,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 09:42:10,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658973534] [2024-11-07 09:42:10,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:10,894 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 09:42:10,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:10,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 09:42:10,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:42:10,895 INFO L87 Difference]: Start difference. First operand 5271 states and 8877 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:11,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:11,060 INFO L93 Difference]: Finished difference Result 10044 states and 16908 transitions. [2024-11-07 09:42:11,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 09:42:11,060 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 437 [2024-11-07 09:42:11,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:11,086 INFO L225 Difference]: With dead ends: 10044 [2024-11-07 09:42:11,086 INFO L226 Difference]: Without dead ends: 5271 [2024-11-07 09:42:11,096 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 09:42:11,097 INFO L432 NwaCegarLoop]: 438 mSDtfsCounter, 0 mSDsluCounter, 402 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 840 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:11,097 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 840 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 09:42:11,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5271 states. [2024-11-07 09:42:11,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5271 to 5271. [2024-11-07 09:42:11,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5271 states, 5039 states have (on average 1.6648144473109745) internal successors, (8389), 5046 states have internal predecessors, (8389), 220 states have call successors, (220), 11 states have call predecessors, (220), 11 states have return successors, (220), 213 states have call predecessors, (220), 220 states have call successors, (220) [2024-11-07 09:42:11,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5271 states to 5271 states and 8829 transitions. [2024-11-07 09:42:11,310 INFO L78 Accepts]: Start accepts. Automaton has 5271 states and 8829 transitions. Word has length 437 [2024-11-07 09:42:11,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:11,311 INFO L471 AbstractCegarLoop]: Abstraction has 5271 states and 8829 transitions. [2024-11-07 09:42:11,311 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:11,311 INFO L276 IsEmpty]: Start isEmpty. Operand 5271 states and 8829 transitions. [2024-11-07 09:42:11,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-11-07 09:42:11,318 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:11,319 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:11,319 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 09:42:11,319 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:11,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:11,319 INFO L85 PathProgramCache]: Analyzing trace with hash 1082904000, now seen corresponding path program 1 times [2024-11-07 09:42:11,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:11,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507401869] [2024-11-07 09:42:11,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:11,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:12,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:12,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:12,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:12,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:12,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:12,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:12,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:12,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:12,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:12,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:12,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:12,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:12,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:12,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:12,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:12,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:12,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:12,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:12,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:12,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:12,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:12,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:12,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:12,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:12,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:12,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:12,663 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-07 09:42:12,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:12,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507401869] [2024-11-07 09:42:12,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507401869] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:12,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:12,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:42:12,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093734140] [2024-11-07 09:42:12,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:12,665 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:42:12,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:12,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:42:12,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:42:12,666 INFO L87 Difference]: Start difference. First operand 5271 states and 8829 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:13,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:13,233 INFO L93 Difference]: Finished difference Result 14384 states and 24072 transitions. [2024-11-07 09:42:13,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:42:13,235 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 437 [2024-11-07 09:42:13,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:13,294 INFO L225 Difference]: With dead ends: 14384 [2024-11-07 09:42:13,294 INFO L226 Difference]: Without dead ends: 9667 [2024-11-07 09:42:13,308 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:42:13,308 INFO L432 NwaCegarLoop]: 635 mSDtfsCounter, 567 mSDsluCounter, 840 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 567 SdHoareTripleChecker+Valid, 1475 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:13,308 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [567 Valid, 1475 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 09:42:13,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9667 states. [2024-11-07 09:42:13,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9667 to 7704. [2024-11-07 09:42:13,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7704 states, 7306 states have (on average 1.6576786203120724) internal successors, (12111), 7320 states have internal predecessors, (12111), 378 states have call successors, (378), 19 states have call predecessors, (378), 19 states have return successors, (378), 364 states have call predecessors, (378), 378 states have call successors, (378) [2024-11-07 09:42:13,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7704 states to 7704 states and 12867 transitions. [2024-11-07 09:42:13,697 INFO L78 Accepts]: Start accepts. Automaton has 7704 states and 12867 transitions. Word has length 437 [2024-11-07 09:42:13,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:13,698 INFO L471 AbstractCegarLoop]: Abstraction has 7704 states and 12867 transitions. [2024-11-07 09:42:13,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:13,699 INFO L276 IsEmpty]: Start isEmpty. Operand 7704 states and 12867 transitions. [2024-11-07 09:42:13,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-11-07 09:42:13,706 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:13,707 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:13,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 09:42:13,707 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:13,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:13,707 INFO L85 PathProgramCache]: Analyzing trace with hash 448496256, now seen corresponding path program 1 times [2024-11-07 09:42:13,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:13,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846347809] [2024-11-07 09:42:13,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:13,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:14,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:14,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:14,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:14,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:14,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:14,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:14,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:14,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:14,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:14,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:14,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:14,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:14,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:14,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:14,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:14,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:14,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:14,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:14,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:14,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:14,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:14,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:14,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:14,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:15,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:15,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:15,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:15,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:15,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:15,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:15,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:15,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:15,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:15,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:15,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:15,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:15,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:15,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:15,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:15,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:15,076 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-07 09:42:15,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:15,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846347809] [2024-11-07 09:42:15,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846347809] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:15,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:15,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 09:42:15,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523623031] [2024-11-07 09:42:15,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:15,078 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 09:42:15,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:15,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 09:42:15,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:42:15,081 INFO L87 Difference]: Start difference. First operand 7704 states and 12867 transitions. Second operand has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:16,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:16,103 INFO L93 Difference]: Finished difference Result 28438 states and 47334 transitions. [2024-11-07 09:42:16,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 09:42:16,104 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 437 [2024-11-07 09:42:16,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:16,187 INFO L225 Difference]: With dead ends: 28438 [2024-11-07 09:42:16,187 INFO L226 Difference]: Without dead ends: 21079 [2024-11-07 09:42:16,214 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:42:16,216 INFO L432 NwaCegarLoop]: 523 mSDtfsCounter, 637 mSDsluCounter, 1093 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 637 SdHoareTripleChecker+Valid, 1616 SdHoareTripleChecker+Invalid, 270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:16,217 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [637 Valid, 1616 Invalid, 270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-07 09:42:16,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21079 states. [2024-11-07 09:42:16,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21079 to 19215. [2024-11-07 09:42:16,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19215 states, 18549 states have (on average 1.6612755404604023) internal successors, (30815), 18579 states have internal predecessors, (30815), 630 states have call successors, (630), 35 states have call predecessors, (630), 35 states have return successors, (630), 600 states have call predecessors, (630), 630 states have call successors, (630) [2024-11-07 09:42:17,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19215 states to 19215 states and 32075 transitions. [2024-11-07 09:42:17,010 INFO L78 Accepts]: Start accepts. Automaton has 19215 states and 32075 transitions. Word has length 437 [2024-11-07 09:42:17,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:17,012 INFO L471 AbstractCegarLoop]: Abstraction has 19215 states and 32075 transitions. [2024-11-07 09:42:17,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:17,012 INFO L276 IsEmpty]: Start isEmpty. Operand 19215 states and 32075 transitions. [2024-11-07 09:42:17,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-11-07 09:42:17,023 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:17,023 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:17,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-07 09:42:17,024 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:17,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:17,024 INFO L85 PathProgramCache]: Analyzing trace with hash -562620994, now seen corresponding path program 1 times [2024-11-07 09:42:17,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:17,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389855345] [2024-11-07 09:42:17,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:17,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:18,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:18,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:18,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:18,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:18,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:18,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:18,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:18,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:18,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:18,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:18,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:18,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:18,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:18,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:18,858 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-07 09:42:18,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:18,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389855345] [2024-11-07 09:42:18,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389855345] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:18,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:18,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 09:42:18,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012852733] [2024-11-07 09:42:18,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:18,859 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 09:42:18,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:18,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 09:42:18,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:42:18,860 INFO L87 Difference]: Start difference. First operand 19215 states and 32075 transitions. Second operand has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:20,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:20,095 INFO L93 Difference]: Finished difference Result 57119 states and 95008 transitions. [2024-11-07 09:42:20,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 09:42:20,097 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 437 [2024-11-07 09:42:20,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:20,230 INFO L225 Difference]: With dead ends: 57119 [2024-11-07 09:42:20,231 INFO L226 Difference]: Without dead ends: 40259 [2024-11-07 09:42:20,283 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:42:20,287 INFO L432 NwaCegarLoop]: 697 mSDtfsCounter, 843 mSDsluCounter, 946 mSDsCounter, 0 mSdLazyCounter, 253 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 843 SdHoareTripleChecker+Valid, 1643 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:20,288 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [843 Valid, 1643 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 253 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-07 09:42:20,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40259 states. [2024-11-07 09:42:21,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40259 to 27234. [2024-11-07 09:42:21,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27234 states, 26567 states have (on average 1.6794895923514135) internal successors, (44619), 26597 states have internal predecessors, (44619), 630 states have call successors, (630), 36 states have call predecessors, (630), 36 states have return successors, (630), 600 states have call predecessors, (630), 630 states have call successors, (630) [2024-11-07 09:42:21,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27234 states to 27234 states and 45879 transitions. [2024-11-07 09:42:21,463 INFO L78 Accepts]: Start accepts. Automaton has 27234 states and 45879 transitions. Word has length 437 [2024-11-07 09:42:21,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:21,465 INFO L471 AbstractCegarLoop]: Abstraction has 27234 states and 45879 transitions. [2024-11-07 09:42:21,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:21,466 INFO L276 IsEmpty]: Start isEmpty. Operand 27234 states and 45879 transitions. [2024-11-07 09:42:21,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-11-07 09:42:21,481 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:21,482 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:21,482 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-07 09:42:21,482 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:21,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:21,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1921216, now seen corresponding path program 1 times [2024-11-07 09:42:21,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:21,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602902094] [2024-11-07 09:42:21,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:21,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:21,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:22,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:22,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:22,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:22,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:22,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:22,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:22,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:22,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:22,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:22,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:22,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:22,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:22,662 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-07 09:42:22,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:22,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602902094] [2024-11-07 09:42:22,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602902094] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:22,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:22,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:42:22,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181256650] [2024-11-07 09:42:22,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:22,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:42:22,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:22,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:42:22,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:42:22,664 INFO L87 Difference]: Start difference. First operand 27234 states and 45879 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:23,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:23,575 INFO L93 Difference]: Finished difference Result 80358 states and 134908 transitions. [2024-11-07 09:42:23,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:42:23,577 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 437 [2024-11-07 09:42:23,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:23,756 INFO L225 Difference]: With dead ends: 80358 [2024-11-07 09:42:23,756 INFO L226 Difference]: Without dead ends: 53743 [2024-11-07 09:42:23,831 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:42:23,832 INFO L432 NwaCegarLoop]: 458 mSDtfsCounter, 945 mSDsluCounter, 635 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 945 SdHoareTripleChecker+Valid, 1093 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:23,833 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [945 Valid, 1093 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 09:42:23,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53743 states. [2024-11-07 09:42:25,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53743 to 53409. [2024-11-07 09:42:25,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53409 states, 52142 states have (on average 1.6560546200759465) internal successors, (86350), 52202 states have internal predecessors, (86350), 1198 states have call successors, (1198), 68 states have call predecessors, (1198), 68 states have return successors, (1198), 1138 states have call predecessors, (1198), 1198 states have call successors, (1198) [2024-11-07 09:42:25,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53409 states to 53409 states and 88746 transitions. [2024-11-07 09:42:25,550 INFO L78 Accepts]: Start accepts. Automaton has 53409 states and 88746 transitions. Word has length 437 [2024-11-07 09:42:25,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:25,552 INFO L471 AbstractCegarLoop]: Abstraction has 53409 states and 88746 transitions. [2024-11-07 09:42:25,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:25,552 INFO L276 IsEmpty]: Start isEmpty. Operand 53409 states and 88746 transitions. [2024-11-07 09:42:25,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-11-07 09:42:25,579 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:25,579 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:25,579 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-07 09:42:25,579 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:25,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:25,580 INFO L85 PathProgramCache]: Analyzing trace with hash -2104907776, now seen corresponding path program 1 times [2024-11-07 09:42:25,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:25,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231221424] [2024-11-07 09:42:25,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:25,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:26,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:26,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:26,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:26,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:26,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:26,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:26,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:26,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:26,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:26,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:26,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:26,697 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-07 09:42:26,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:26,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231221424] [2024-11-07 09:42:26,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231221424] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:26,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:26,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:42:26,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830309250] [2024-11-07 09:42:26,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:26,699 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:42:26,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:26,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:42:26,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:42:26,700 INFO L87 Difference]: Start difference. First operand 53409 states and 88746 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:27,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:27,916 INFO L93 Difference]: Finished difference Result 115527 states and 191861 transitions. [2024-11-07 09:42:27,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:42:27,917 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 437 [2024-11-07 09:42:27,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:28,150 INFO L225 Difference]: With dead ends: 115527 [2024-11-07 09:42:28,150 INFO L226 Difference]: Without dead ends: 68937 [2024-11-07 09:42:28,241 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:42:28,242 INFO L432 NwaCegarLoop]: 703 mSDtfsCounter, 521 mSDsluCounter, 956 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 1659 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:28,242 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [521 Valid, 1659 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 09:42:28,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68937 states. [2024-11-07 09:42:29,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68937 to 53883. [2024-11-07 09:42:29,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53883 states, 52876 states have (on average 1.647968832740752) internal successors, (87138), 52920 states have internal predecessors, (87138), 950 states have call successors, (950), 56 states have call predecessors, (950), 56 states have return successors, (950), 906 states have call predecessors, (950), 950 states have call successors, (950) [2024-11-07 09:42:29,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53883 states to 53883 states and 89038 transitions. [2024-11-07 09:42:29,738 INFO L78 Accepts]: Start accepts. Automaton has 53883 states and 89038 transitions. Word has length 437 [2024-11-07 09:42:29,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:29,739 INFO L471 AbstractCegarLoop]: Abstraction has 53883 states and 89038 transitions. [2024-11-07 09:42:29,740 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 4 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:29,740 INFO L276 IsEmpty]: Start isEmpty. Operand 53883 states and 89038 transitions. [2024-11-07 09:42:29,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-11-07 09:42:29,764 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:29,765 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:29,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-07 09:42:29,765 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:29,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:29,765 INFO L85 PathProgramCache]: Analyzing trace with hash 68956026, now seen corresponding path program 1 times [2024-11-07 09:42:29,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:29,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004295782] [2024-11-07 09:42:29,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:29,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:30,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:30,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:30,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:30,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:30,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:30,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:30,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:30,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:30,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:30,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:30,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:30,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:30,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:30,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:31,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:31,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:31,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:31,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:31,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:31,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:31,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:31,109 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-07 09:42:31,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:31,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004295782] [2024-11-07 09:42:31,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004295782] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:31,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:31,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 09:42:31,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099490] [2024-11-07 09:42:31,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:31,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 09:42:31,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:31,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 09:42:31,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-07 09:42:31,112 INFO L87 Difference]: Start difference. First operand 53883 states and 89038 transitions. Second operand has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:32,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:32,162 INFO L93 Difference]: Finished difference Result 101693 states and 167708 transitions. [2024-11-07 09:42:32,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 09:42:32,163 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 437 [2024-11-07 09:42:32,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:32,300 INFO L225 Difference]: With dead ends: 101693 [2024-11-07 09:42:32,300 INFO L226 Difference]: Without dead ends: 51205 [2024-11-07 09:42:32,383 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-07 09:42:32,384 INFO L432 NwaCegarLoop]: 435 mSDtfsCounter, 354 mSDsluCounter, 1712 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 354 SdHoareTripleChecker+Valid, 2147 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:32,384 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [354 Valid, 2147 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 09:42:32,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51205 states. [2024-11-07 09:42:33,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51205 to 50579. [2024-11-07 09:42:33,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50579 states, 49572 states have (on average 1.6459896715888) internal successors, (81595), 49616 states have internal predecessors, (81595), 950 states have call successors, (950), 56 states have call predecessors, (950), 56 states have return successors, (950), 906 states have call predecessors, (950), 950 states have call successors, (950) [2024-11-07 09:42:34,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50579 states to 50579 states and 83495 transitions. [2024-11-07 09:42:34,140 INFO L78 Accepts]: Start accepts. Automaton has 50579 states and 83495 transitions. Word has length 437 [2024-11-07 09:42:34,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:34,141 INFO L471 AbstractCegarLoop]: Abstraction has 50579 states and 83495 transitions. [2024-11-07 09:42:34,141 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:34,142 INFO L276 IsEmpty]: Start isEmpty. Operand 50579 states and 83495 transitions. [2024-11-07 09:42:34,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-11-07 09:42:34,184 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:34,185 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:34,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-07 09:42:34,185 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:34,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:34,187 INFO L85 PathProgramCache]: Analyzing trace with hash -383926270, now seen corresponding path program 1 times [2024-11-07 09:42:34,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:34,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497183545] [2024-11-07 09:42:34,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:34,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:34,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:35,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:35,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:35,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:35,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:35,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:35,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:35,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:35,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:35,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:35,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:35,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:35,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:35,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:35,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:35,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:35,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:35,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:35,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:35,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:35,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:35,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:35,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:35,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:35,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:35,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:35,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:35,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:35,249 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2024-11-07 09:42:35,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:35,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497183545] [2024-11-07 09:42:35,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497183545] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 09:42:35,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 09:42:35,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 09:42:35,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701929108] [2024-11-07 09:42:35,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 09:42:35,250 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 09:42:35,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:35,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 09:42:35,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 09:42:35,252 INFO L87 Difference]: Start difference. First operand 50579 states and 83495 transitions. Second operand has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:36,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:36,109 INFO L93 Difference]: Finished difference Result 105545 states and 174356 transitions. [2024-11-07 09:42:36,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 09:42:36,110 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 438 [2024-11-07 09:42:36,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:36,245 INFO L225 Difference]: With dead ends: 105545 [2024-11-07 09:42:36,245 INFO L226 Difference]: Without dead ends: 58481 [2024-11-07 09:42:36,324 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 09:42:36,325 INFO L432 NwaCegarLoop]: 624 mSDtfsCounter, 406 mSDsluCounter, 905 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 406 SdHoareTripleChecker+Valid, 1529 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:36,325 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [406 Valid, 1529 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-07 09:42:36,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58481 states. [2024-11-07 09:42:37,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58481 to 50579. [2024-11-07 09:42:37,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50579 states, 49572 states have (on average 1.6441136125231985) internal successors, (81502), 49616 states have internal predecessors, (81502), 950 states have call successors, (950), 56 states have call predecessors, (950), 56 states have return successors, (950), 906 states have call predecessors, (950), 950 states have call successors, (950) [2024-11-07 09:42:37,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50579 states to 50579 states and 83402 transitions. [2024-11-07 09:42:37,677 INFO L78 Accepts]: Start accepts. Automaton has 50579 states and 83402 transitions. Word has length 438 [2024-11-07 09:42:37,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:37,678 INFO L471 AbstractCegarLoop]: Abstraction has 50579 states and 83402 transitions. [2024-11-07 09:42:37,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 1 states have call successors, (62), 1 states have call predecessors, (62), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2024-11-07 09:42:37,678 INFO L276 IsEmpty]: Start isEmpty. Operand 50579 states and 83402 transitions. [2024-11-07 09:42:37,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-11-07 09:42:37,693 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:37,694 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:37,694 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-07 09:42:37,694 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:37,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:37,695 INFO L85 PathProgramCache]: Analyzing trace with hash 876990980, now seen corresponding path program 1 times [2024-11-07 09:42:37,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:37,695 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174924437] [2024-11-07 09:42:37,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:37,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:38,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:39,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:39,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:39,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:39,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:39,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:39,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:39,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:39,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:39,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:39,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:39,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:39,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:39,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:39,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:39,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:39,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:39,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:39,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:39,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:39,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:39,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:39,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:39,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:39,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:39,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:39,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:39,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:39,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,350 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 12 proven. 171 refuted. 0 times theorem prover too weak. 7381 trivial. 0 not checked. [2024-11-07 09:42:39,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:39,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174924437] [2024-11-07 09:42:39,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174924437] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 09:42:39,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1784383563] [2024-11-07 09:42:39,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:39,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 09:42:39,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 09:42:39,354 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 09:42:39,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-07 09:42:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:39,844 INFO L255 TraceCheckSpWp]: Trace formula consists of 1136 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-07 09:42:39,874 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 09:42:40,421 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 981 proven. 171 refuted. 0 times theorem prover too weak. 6412 trivial. 0 not checked. [2024-11-07 09:42:40,421 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 09:42:40,912 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 12 proven. 171 refuted. 0 times theorem prover too weak. 7381 trivial. 0 not checked. [2024-11-07 09:42:40,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1784383563] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 09:42:40,913 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 09:42:40,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-07 09:42:40,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537138788] [2024-11-07 09:42:40,913 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 09:42:40,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 09:42:40,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:40,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 09:42:40,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-07 09:42:40,919 INFO L87 Difference]: Start difference. First operand 50579 states and 83402 transitions. Second operand has 7 states, 7 states have (on average 20.0) internal successors, (140), 7 states have internal predecessors, (140), 2 states have call successors, (119), 2 states have call predecessors, (119), 4 states have return successors, (120), 2 states have call predecessors, (120), 2 states have call successors, (120) [2024-11-07 09:42:42,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:42,070 INFO L93 Difference]: Finished difference Result 98959 states and 163029 transitions. [2024-11-07 09:42:42,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-07 09:42:42,071 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.0) internal successors, (140), 7 states have internal predecessors, (140), 2 states have call successors, (119), 2 states have call predecessors, (119), 4 states have return successors, (120), 2 states have call predecessors, (120), 2 states have call successors, (120) Word has length 438 [2024-11-07 09:42:42,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:42,188 INFO L225 Difference]: With dead ends: 98959 [2024-11-07 09:42:42,188 INFO L226 Difference]: Without dead ends: 50883 [2024-11-07 09:42:42,261 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1006 GetRequests, 997 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-07 09:42:42,261 INFO L432 NwaCegarLoop]: 360 mSDtfsCounter, 450 mSDsluCounter, 593 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 452 SdHoareTripleChecker+Valid, 953 SdHoareTripleChecker+Invalid, 377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:42,261 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [452 Valid, 953 Invalid, 377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-07 09:42:42,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50883 states. [2024-11-07 09:42:43,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50883 to 50583. [2024-11-07 09:42:43,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50583 states, 49623 states have (on average 1.6276524998488604) internal successors, (80769), 49667 states have internal predecessors, (80769), 878 states have call successors, (878), 81 states have call predecessors, (878), 81 states have return successors, (878), 834 states have call predecessors, (878), 878 states have call successors, (878) [2024-11-07 09:42:43,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50583 states to 50583 states and 82525 transitions. [2024-11-07 09:42:43,485 INFO L78 Accepts]: Start accepts. Automaton has 50583 states and 82525 transitions. Word has length 438 [2024-11-07 09:42:43,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:43,486 INFO L471 AbstractCegarLoop]: Abstraction has 50583 states and 82525 transitions. [2024-11-07 09:42:43,486 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.0) internal successors, (140), 7 states have internal predecessors, (140), 2 states have call successors, (119), 2 states have call predecessors, (119), 4 states have return successors, (120), 2 states have call predecessors, (120), 2 states have call successors, (120) [2024-11-07 09:42:43,487 INFO L276 IsEmpty]: Start isEmpty. Operand 50583 states and 82525 transitions. [2024-11-07 09:42:43,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2024-11-07 09:42:43,499 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:43,499 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:43,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-07 09:42:43,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-07 09:42:43,701 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:43,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:43,701 INFO L85 PathProgramCache]: Analyzing trace with hash -1764649310, now seen corresponding path program 1 times [2024-11-07 09:42:43,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:43,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424217360] [2024-11-07 09:42:43,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:43,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:44,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:44,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:44,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:44,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:44,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:44,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:44,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:44,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:44,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:44,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:44,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:44,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:44,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:44,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:44,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:44,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:44,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:44,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:44,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:44,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:44,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:44,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:44,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:44,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:44,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:44,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:45,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:45,012 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 15 proven. 168 refuted. 0 times theorem prover too weak. 7381 trivial. 0 not checked. [2024-11-07 09:42:45,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:45,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424217360] [2024-11-07 09:42:45,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424217360] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 09:42:45,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2124778724] [2024-11-07 09:42:45,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:45,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 09:42:45,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 09:42:45,016 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 09:42:45,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-07 09:42:45,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:45,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 1134 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-07 09:42:45,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 09:42:45,840 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 3291 proven. 126 refuted. 0 times theorem prover too weak. 4147 trivial. 0 not checked. [2024-11-07 09:42:45,841 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 09:42:46,406 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 57 proven. 126 refuted. 0 times theorem prover too weak. 7381 trivial. 0 not checked. [2024-11-07 09:42:46,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2124778724] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 09:42:46,407 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 09:42:46,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-07 09:42:46,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279714298] [2024-11-07 09:42:46,408 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 09:42:46,410 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 09:42:46,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:46,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 09:42:46,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-07 09:42:46,412 INFO L87 Difference]: Start difference. First operand 50583 states and 82525 transitions. Second operand has 9 states, 9 states have (on average 37.44444444444444) internal successors, (337), 9 states have internal predecessors, (337), 4 states have call successors, (160), 2 states have call predecessors, (160), 4 states have return successors, (162), 4 states have call predecessors, (162), 4 states have call successors, (162) [2024-11-07 09:42:47,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:47,669 INFO L93 Difference]: Finished difference Result 77269 states and 125926 transitions. [2024-11-07 09:42:47,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-07 09:42:47,670 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 37.44444444444444) internal successors, (337), 9 states have internal predecessors, (337), 4 states have call successors, (160), 2 states have call predecessors, (160), 4 states have return successors, (162), 4 states have call predecessors, (162), 4 states have call successors, (162) Word has length 439 [2024-11-07 09:42:47,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:47,751 INFO L225 Difference]: With dead ends: 77269 [2024-11-07 09:42:47,751 INFO L226 Difference]: Without dead ends: 29201 [2024-11-07 09:42:47,822 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1013 GetRequests, 998 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2024-11-07 09:42:47,824 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 1098 mSDsluCounter, 557 mSDsCounter, 0 mSdLazyCounter, 460 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1104 SdHoareTripleChecker+Valid, 899 SdHoareTripleChecker+Invalid, 674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:47,824 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1104 Valid, 899 Invalid, 674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 460 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-07 09:42:47,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29201 states. [2024-11-07 09:42:48,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29201 to 28905. [2024-11-07 09:42:48,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28905 states, 27967 states have (on average 1.6006364644044766) internal successors, (44765), 27987 states have internal predecessors, (44765), 830 states have call successors, (830), 107 states have call predecessors, (830), 107 states have return successors, (830), 810 states have call predecessors, (830), 830 states have call successors, (830) [2024-11-07 09:42:48,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28905 states to 28905 states and 46425 transitions. [2024-11-07 09:42:48,877 INFO L78 Accepts]: Start accepts. Automaton has 28905 states and 46425 transitions. Word has length 439 [2024-11-07 09:42:48,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 09:42:48,877 INFO L471 AbstractCegarLoop]: Abstraction has 28905 states and 46425 transitions. [2024-11-07 09:42:48,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 37.44444444444444) internal successors, (337), 9 states have internal predecessors, (337), 4 states have call successors, (160), 2 states have call predecessors, (160), 4 states have return successors, (162), 4 states have call predecessors, (162), 4 states have call successors, (162) [2024-11-07 09:42:48,878 INFO L276 IsEmpty]: Start isEmpty. Operand 28905 states and 46425 transitions. [2024-11-07 09:42:48,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2024-11-07 09:42:48,885 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 09:42:48,885 INFO L215 NwaCegarLoop]: trace histogram [62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 09:42:48,907 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-07 09:42:49,085 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-07 09:42:49,086 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 09:42:49,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 09:42:49,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1874309237, now seen corresponding path program 1 times [2024-11-07 09:42:49,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 09:42:49,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185668209] [2024-11-07 09:42:49,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:49,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 09:42:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 09:42:50,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 09:42:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 09:42:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-07 09:42:50,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 09:42:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 09:42:50,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 09:42:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-07 09:42:50,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-07 09:42:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 09:42:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 09:42:50,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 09:42:50,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 09:42:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-07 09:42:50,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-07 09:42:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 09:42:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 09:42:50,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-07 09:42:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 09:42:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-07 09:42:50,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-07 09:42:50,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 09:42:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-07 09:42:50,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-07 09:42:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 09:42:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-07 09:42:50,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-07 09:42:50,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-07 09:42:50,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-07 09:42:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-07 09:42:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-07 09:42:50,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-07 09:42:50,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-07 09:42:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-07 09:42:50,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-07 09:42:50,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-07 09:42:50,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-07 09:42:50,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-07 09:42:50,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-07 09:42:50,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-07 09:42:50,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-07 09:42:50,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-07 09:42:50,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-07 09:42:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-07 09:42:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-07 09:42:50,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-07 09:42:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-07 09:42:50,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-07 09:42:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-07 09:42:50,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-07 09:42:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-07 09:42:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-07 09:42:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-07 09:42:50,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-07 09:42:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-07 09:42:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-07 09:42:50,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-07 09:42:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-07 09:42:50,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-07 09:42:50,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-07 09:42:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-07 09:42:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-07 09:42:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,380 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 159 proven. 24 refuted. 0 times theorem prover too weak. 7381 trivial. 0 not checked. [2024-11-07 09:42:50,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 09:42:50,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185668209] [2024-11-07 09:42:50,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185668209] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 09:42:50,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [472588474] [2024-11-07 09:42:50,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 09:42:50,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 09:42:50,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 09:42:50,383 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 09:42:50,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-07 09:42:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 09:42:50,827 INFO L255 TraceCheckSpWp]: Trace formula consists of 1134 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-07 09:42:50,837 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 09:42:51,550 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 1863 proven. 24 refuted. 0 times theorem prover too weak. 5677 trivial. 0 not checked. [2024-11-07 09:42:51,550 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 09:42:52,159 INFO L134 CoverageAnalysis]: Checked inductivity of 7564 backedges. 159 proven. 24 refuted. 0 times theorem prover too weak. 7381 trivial. 0 not checked. [2024-11-07 09:42:52,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [472588474] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 09:42:52,159 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 09:42:52,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 9] total 19 [2024-11-07 09:42:52,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129109202] [2024-11-07 09:42:52,160 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 09:42:52,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-07 09:42:52,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 09:42:52,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-07 09:42:52,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2024-11-07 09:42:52,163 INFO L87 Difference]: Start difference. First operand 28905 states and 46425 transitions. Second operand has 19 states, 19 states have (on average 16.789473684210527) internal successors, (319), 19 states have internal predecessors, (319), 5 states have call successors, (186), 3 states have call predecessors, (186), 6 states have return successors, (186), 5 states have call predecessors, (186), 5 states have call successors, (186) [2024-11-07 09:42:55,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 09:42:55,187 INFO L93 Difference]: Finished difference Result 98209 states and 157717 transitions. [2024-11-07 09:42:55,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-07 09:42:55,187 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 16.789473684210527) internal successors, (319), 19 states have internal predecessors, (319), 5 states have call successors, (186), 3 states have call predecessors, (186), 6 states have return successors, (186), 5 states have call predecessors, (186), 5 states have call successors, (186) Word has length 440 [2024-11-07 09:42:55,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 09:42:55,365 INFO L225 Difference]: With dead ends: 98209 [2024-11-07 09:42:55,366 INFO L226 Difference]: Without dead ends: 71639 [2024-11-07 09:42:55,443 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1030 GetRequests, 996 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=324, Invalid=936, Unknown=0, NotChecked=0, Total=1260 [2024-11-07 09:42:55,444 INFO L432 NwaCegarLoop]: 590 mSDtfsCounter, 3365 mSDsluCounter, 3323 mSDsCounter, 0 mSdLazyCounter, 1931 mSolverCounterSat, 909 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3426 SdHoareTripleChecker+Valid, 3913 SdHoareTripleChecker+Invalid, 2840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 909 IncrementalHoareTripleChecker+Valid, 1931 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-07 09:42:55,444 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3426 Valid, 3913 Invalid, 2840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [909 Valid, 1931 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-07 09:42:55,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71639 states.