./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursified_loop-simple/recursified_nested_4.c --full-output --procedureinliner.inline.calls.to.implemented.procedures NEVER --traceabstraction.positions.where.we.compute.the.hoare.annotation All --witnessprinter.yaml.format.version 2.1 --witnessprinter.generate.graphml.witnesses false --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ca4ee3dd Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/automizer/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/automizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/automizer/data -tc /storage/repos/certificate-witnesses-artifact/automizer/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursified_loop-simple/recursified_nested_4.c -s /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/certificate-witnesses-artifact/automizer --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 45898d4df949634911027a72c0e1c79e1edaab63547cca5c16238cef1218e556 --procedureinliner.inline.calls.to.implemented.procedures NEVER --traceabstraction.positions.where.we.compute.the.hoare.annotation All --witnessprinter.yaml.format.version 2.1 --witnessprinter.generate.graphml.witnesses false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-ca4ee3d-m [2024-09-20 19:54:22,507 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 19:54:22,558 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/automizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-09-20 19:54:22,562 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 19:54:22,563 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 19:54:22,583 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 19:54:22,584 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 19:54:22,585 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 19:54:22,585 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 19:54:22,586 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 19:54:22,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 19:54:22,586 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 19:54:22,587 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 19:54:22,587 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 19:54:22,588 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 19:54:22,588 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 19:54:22,589 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 19:54:22,589 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 19:54:22,590 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 19:54:22,590 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 19:54:22,591 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 19:54:22,591 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 19:54:22,591 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 19:54:22,591 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 19:54:22,591 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 19:54:22,591 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 19:54:22,592 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 19:54:22,592 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 19:54:22,592 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 19:54:22,592 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 19:54:22,592 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 19:54:22,592 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 19:54:22,592 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 19:54:22,593 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 19:54:22,593 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 19:54:22,593 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 19:54:22,593 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 19:54:22,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 19:54:22,593 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 19:54:22,593 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 19:54:22,593 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 19:54:22,595 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 19:54:22,595 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/automizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/certificate-witnesses-artifact/automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45898d4df949634911027a72c0e1c79e1edaab63547cca5c16238cef1218e556 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> All Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: YAML Format version -> 2.1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Generate GraphML witnesses -> false [2024-09-20 19:54:22,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 19:54:22,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 19:54:22,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 19:54:22,827 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 19:54:22,828 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 19:54:22,828 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/automizer/../sv-benchmarks/c/recursified_loop-simple/recursified_nested_4.c [2024-09-20 19:54:23,996 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 19:54:24,156 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 19:54:24,159 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-simple/recursified_nested_4.c [2024-09-20 19:54:24,167 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/automizer/data/082f08357/f27144725094473392f9982a833dc5dc/FLAG32ae9cdd7 [2024-09-20 19:54:24,180 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/automizer/data/082f08357/f27144725094473392f9982a833dc5dc [2024-09-20 19:54:24,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 19:54:24,186 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-09-20 19:54:24,189 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 19:54:24,189 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 19:54:24,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 19:54:24,195 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:54:24" (1/1) ... [2024-09-20 19:54:24,195 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e0ed24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:54:24, skipping insertion in model container [2024-09-20 19:54:24,196 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:54:24" (1/1) ... [2024-09-20 19:54:24,214 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 19:54:24,350 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-simple/recursified_nested_4.c[2333,2346] [2024-09-20 19:54:24,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 19:54:24,360 INFO L200 MainTranslator]: Completed pre-run [2024-09-20 19:54:24,374 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-simple/recursified_nested_4.c[2333,2346] [2024-09-20 19:54:24,374 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 19:54:24,387 INFO L204 MainTranslator]: Completed translation [2024-09-20 19:54:24,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:54:24 WrapperNode [2024-09-20 19:54:24,388 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 19:54:24,388 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-09-20 19:54:24,389 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-09-20 19:54:24,389 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-09-20 19:54:24,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:54:24" (1/1) ... [2024-09-20 19:54:24,401 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:54:24" (1/1) ... [2024-09-20 19:54:24,407 INFO L138 Inliner]: procedures = 15, calls = 51, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-09-20 19:54:24,407 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-09-20 19:54:24,408 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 19:54:24,408 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 19:54:24,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 19:54:24,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:54:24" (1/1) ... [2024-09-20 19:54:24,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:54:24" (1/1) ... [2024-09-20 19:54:24,421 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:54:24" (1/1) ... [2024-09-20 19:54:24,443 INFO L175 MemorySlicer]: Split 26 memory accesses to 5 slices as follows [2, 6, 6, 6, 6]. 23 percent of accesses are in the largest equivalence class. The 6 initializations are split as follows [2, 1, 1, 1, 1]. The 8 writes are split as follows [0, 2, 2, 2, 2]. [2024-09-20 19:54:24,443 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:54:24" (1/1) ... [2024-09-20 19:54:24,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:54:24" (1/1) ... [2024-09-20 19:54:24,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:54:24" (1/1) ... [2024-09-20 19:54:24,455 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:54:24" (1/1) ... [2024-09-20 19:54:24,456 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:54:24" (1/1) ... [2024-09-20 19:54:24,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:54:24" (1/1) ... [2024-09-20 19:54:24,459 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 19:54:24,463 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 19:54:24,463 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 19:54:24,464 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 19:54:24,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:54:24" (1/1) ... [2024-09-20 19:54:24,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 19:54:24,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-20 19:54:24,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/automizer/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-20 19:54:24,491 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-20 19:54:24,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 19:54:24,526 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 19:54:24,526 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 19:54:24,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-09-20 19:54:24,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-09-20 19:54:24,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-09-20 19:54:24,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-09-20 19:54:24,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-09-20 19:54:24,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-09-20 19:54:24,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-09-20 19:54:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-09-20 19:54:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-09-20 19:54:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-09-20 19:54:24,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-09-20 19:54:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_24_to_25_0 [2024-09-20 19:54:24,530 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_24_to_25_0 [2024-09-20 19:54:24,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 19:54:24,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 19:54:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_23_to_24_0 [2024-09-20 19:54:24,531 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_23_to_24_0 [2024-09-20 19:54:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_22_to_23_0 [2024-09-20 19:54:24,531 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_22_to_23_0 [2024-09-20 19:54:24,531 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_25_to_25_0 [2024-09-20 19:54:24,532 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_25_to_25_0 [2024-09-20 19:54:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 19:54:24,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 19:54:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-09-20 19:54:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-09-20 19:54:24,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-09-20 19:54:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-09-20 19:54:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-09-20 19:54:24,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 19:54:24,611 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 19:54:24,613 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 19:54:24,764 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-09-20 19:54:24,764 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 19:54:24,791 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 19:54:24,791 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-20 19:54:24,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:54:24 BoogieIcfgContainer [2024-09-20 19:54:24,792 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 19:54:24,793 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-09-20 19:54:24,793 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-09-20 19:54:24,799 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-09-20 19:54:24,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 07:54:24" (1/3) ... [2024-09-20 19:54:24,799 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@377807c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 07:54:24, skipping insertion in model container [2024-09-20 19:54:24,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:54:24" (2/3) ... [2024-09-20 19:54:24,800 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@377807c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 07:54:24, skipping insertion in model container [2024-09-20 19:54:24,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:54:24" (3/3) ... [2024-09-20 19:54:24,801 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_nested_4.c [2024-09-20 19:54:24,813 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:All NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-09-20 19:54:24,813 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-09-20 19:54:24,870 INFO L335 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-09-20 19:54:24,876 INFO L336 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=All, 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;@7b98223e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-09-20 19:54:24,877 INFO L337 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-09-20 19:54:24,881 INFO L276 IsEmpty]: Start isEmpty. Operand has 45 states, 27 states have (on average 1.3333333333333333) internal successors, (36), 32 states have internal predecessors, (36), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-09-20 19:54:24,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-09-20 19:54:24,888 INFO L208 NwaCegarLoop]: Found error trace [2024-09-20 19:54:24,888 INFO L216 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-20 19:54:24,889 INFO L399 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-20 19:54:24,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:24,895 INFO L85 PathProgramCache]: Analyzing trace with hash 474240846, now seen corresponding path program 1 times [2024-09-20 19:54:24,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-20 19:54:24,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513545017] [2024-09-20 19:54:24,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:54:24,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-20 19:54:25,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:25,280 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-20 19:54:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:25,297 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-20 19:54:25,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:25,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-09-20 19:54:25,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-20 19:54:25,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513545017] [2024-09-20 19:54:25,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513545017] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-20 19:54:25,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-20 19:54:25,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-09-20 19:54:25,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667591730] [2024-09-20 19:54:25,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-20 19:54:25,411 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-09-20 19:54:25,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-20 19:54:25,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-09-20 19:54:25,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-09-20 19:54:25,436 INFO L87 Difference]: Start difference. First operand has 45 states, 27 states have (on average 1.3333333333333333) internal successors, (36), 32 states have internal predecessors, (36), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-09-20 19:54:25,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-20 19:54:25,628 INFO L93 Difference]: Finished difference Result 66 states and 84 transitions. [2024-09-20 19:54:25,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-09-20 19:54:25,631 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 18 [2024-09-20 19:54:25,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-20 19:54:25,637 INFO L225 Difference]: With dead ends: 66 [2024-09-20 19:54:25,637 INFO L226 Difference]: Without dead ends: 49 [2024-09-20 19:54:25,640 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-09-20 19:54:25,642 INFO L434 NwaCegarLoop]: 36 mSDtfsCounter, 13 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-09-20 19:54:25,644 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 111 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-09-20 19:54:25,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-09-20 19:54:25,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 43. [2024-09-20 19:54:25,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 26 states have (on average 1.2692307692307692) internal successors, (33), 30 states have internal predecessors, (33), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 9 states have call predecessors, (10), 9 states have call successors, (10) [2024-09-20 19:54:25,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 53 transitions. [2024-09-20 19:54:25,682 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 53 transitions. Word has length 18 [2024-09-20 19:54:25,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-20 19:54:25,682 INFO L474 AbstractCegarLoop]: Abstraction has 43 states and 53 transitions. [2024-09-20 19:54:25,682 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-09-20 19:54:25,683 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:25,683 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2024-09-20 19:54:25,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-09-20 19:54:25,684 INFO L208 NwaCegarLoop]: Found error trace [2024-09-20 19:54:25,684 INFO L216 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-20 19:54:25,685 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-09-20 19:54:25,685 INFO L399 AbstractCegarLoop]: === Iteration 2 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-20 19:54:25,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:25,685 INFO L85 PathProgramCache]: Analyzing trace with hash -869162585, now seen corresponding path program 1 times [2024-09-20 19:54:25,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-20 19:54:25,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128623589] [2024-09-20 19:54:25,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:54:25,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-20 19:54:25,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:25,804 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-20 19:54:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:25,817 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-20 19:54:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:25,879 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:25,920 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-09-20 19:54:25,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:25,944 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-09-20 19:54:25,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-20 19:54:25,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128623589] [2024-09-20 19:54:25,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128623589] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-20 19:54:25,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-20 19:54:25,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-09-20 19:54:25,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333032290] [2024-09-20 19:54:25,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-20 19:54:25,948 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-09-20 19:54:25,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-20 19:54:25,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-09-20 19:54:25,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-09-20 19:54:25,950 INFO L87 Difference]: Start difference. First operand 43 states and 53 transitions. Second operand has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2024-09-20 19:54:26,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-20 19:54:26,105 INFO L93 Difference]: Finished difference Result 86 states and 110 transitions. [2024-09-20 19:54:26,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-09-20 19:54:26,106 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) Word has length 29 [2024-09-20 19:54:26,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-20 19:54:26,107 INFO L225 Difference]: With dead ends: 86 [2024-09-20 19:54:26,107 INFO L226 Difference]: Without dead ends: 49 [2024-09-20 19:54:26,107 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-09-20 19:54:26,108 INFO L434 NwaCegarLoop]: 34 mSDtfsCounter, 27 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-09-20 19:54:26,108 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 106 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-09-20 19:54:26,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-09-20 19:54:26,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 45. [2024-09-20 19:54:26,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 31 states have internal predecessors, (34), 10 states have call successors, (10), 6 states have call predecessors, (10), 7 states have return successors, (11), 9 states have call predecessors, (11), 9 states have call successors, (11) [2024-09-20 19:54:26,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 55 transitions. [2024-09-20 19:54:26,121 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 55 transitions. Word has length 29 [2024-09-20 19:54:26,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-20 19:54:26,121 INFO L474 AbstractCegarLoop]: Abstraction has 45 states and 55 transitions. [2024-09-20 19:54:26,121 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 3 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 3 states have call successors, (4) [2024-09-20 19:54:26,122 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:26,122 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2024-09-20 19:54:26,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-09-20 19:54:26,123 INFO L208 NwaCegarLoop]: Found error trace [2024-09-20 19:54:26,123 INFO L216 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-20 19:54:26,123 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-09-20 19:54:26,123 INFO L399 AbstractCegarLoop]: === Iteration 3 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-20 19:54:26,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:26,123 INFO L85 PathProgramCache]: Analyzing trace with hash -385237754, now seen corresponding path program 1 times [2024-09-20 19:54:26,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-20 19:54:26,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713505089] [2024-09-20 19:54:26,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:54:26,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-20 19:54:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,244 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-20 19:54:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,251 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-20 19:54:26,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,324 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,399 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:26,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,438 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-09-20 19:54:26,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,445 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-09-20 19:54:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,449 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-09-20 19:54:26,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-20 19:54:26,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713505089] [2024-09-20 19:54:26,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713505089] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-20 19:54:26,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-20 19:54:26,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-20 19:54:26,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031904533] [2024-09-20 19:54:26,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-20 19:54:26,452 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-20 19:54:26,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-20 19:54:26,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-20 19:54:26,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-09-20 19:54:26,455 INFO L87 Difference]: Start difference. First operand 45 states and 55 transitions. Second operand has 8 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 5 states have internal predecessors, (25), 3 states have call successors, (7), 4 states have call predecessors, (7), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2024-09-20 19:54:26,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-20 19:54:26,631 INFO L93 Difference]: Finished difference Result 88 states and 113 transitions. [2024-09-20 19:54:26,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-20 19:54:26,632 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 5 states have internal predecessors, (25), 3 states have call successors, (7), 4 states have call predecessors, (7), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 40 [2024-09-20 19:54:26,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-20 19:54:26,633 INFO L225 Difference]: With dead ends: 88 [2024-09-20 19:54:26,634 INFO L226 Difference]: Without dead ends: 49 [2024-09-20 19:54:26,635 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-09-20 19:54:26,638 INFO L434 NwaCegarLoop]: 34 mSDtfsCounter, 15 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-09-20 19:54:26,638 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 129 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-09-20 19:54:26,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-09-20 19:54:26,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 47. [2024-09-20 19:54:26,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 28 states have (on average 1.25) internal successors, (35), 32 states have internal predecessors, (35), 10 states have call successors, (10), 6 states have call predecessors, (10), 8 states have return successors, (12), 9 states have call predecessors, (12), 9 states have call successors, (12) [2024-09-20 19:54:26,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 57 transitions. [2024-09-20 19:54:26,649 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 57 transitions. Word has length 40 [2024-09-20 19:54:26,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-20 19:54:26,649 INFO L474 AbstractCegarLoop]: Abstraction has 47 states and 57 transitions. [2024-09-20 19:54:26,649 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 5 states have internal predecessors, (25), 3 states have call successors, (7), 4 states have call predecessors, (7), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2024-09-20 19:54:26,649 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:26,650 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2024-09-20 19:54:26,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-09-20 19:54:26,652 INFO L208 NwaCegarLoop]: Found error trace [2024-09-20 19:54:26,652 INFO L216 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-20 19:54:26,653 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-09-20 19:54:26,653 INFO L399 AbstractCegarLoop]: === Iteration 4 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-20 19:54:26,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:26,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1961908628, now seen corresponding path program 1 times [2024-09-20 19:54:26,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-20 19:54:26,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983519640] [2024-09-20 19:54:26,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:54:26,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-20 19:54:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,748 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-20 19:54:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,756 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-20 19:54:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,819 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:26,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,857 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,886 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,910 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-09-20 19:54:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,912 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-09-20 19:54:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,913 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-09-20 19:54:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:26,916 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-09-20 19:54:26,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-20 19:54:26,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983519640] [2024-09-20 19:54:26,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983519640] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-20 19:54:26,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-20 19:54:26,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-09-20 19:54:26,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902368108] [2024-09-20 19:54:26,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-20 19:54:26,916 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-09-20 19:54:26,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-20 19:54:26,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-09-20 19:54:26,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-09-20 19:54:26,917 INFO L87 Difference]: Start difference. First operand 47 states and 57 transitions. Second operand has 9 states, 8 states have (on average 3.875) internal successors, (31), 5 states have internal predecessors, (31), 3 states have call successors, (9), 5 states have call predecessors, (9), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2024-09-20 19:54:27,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-20 19:54:27,029 INFO L93 Difference]: Finished difference Result 90 states and 116 transitions. [2024-09-20 19:54:27,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-09-20 19:54:27,029 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 3.875) internal successors, (31), 5 states have internal predecessors, (31), 3 states have call successors, (9), 5 states have call predecessors, (9), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) Word has length 51 [2024-09-20 19:54:27,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-20 19:54:27,031 INFO L225 Difference]: With dead ends: 90 [2024-09-20 19:54:27,031 INFO L226 Difference]: Without dead ends: 49 [2024-09-20 19:54:27,031 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-09-20 19:54:27,032 INFO L434 NwaCegarLoop]: 34 mSDtfsCounter, 44 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-09-20 19:54:27,032 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 113 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-09-20 19:54:27,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-09-20 19:54:27,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2024-09-20 19:54:27,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 29 states have (on average 1.2413793103448276) internal successors, (36), 33 states have internal predecessors, (36), 10 states have call successors, (10), 6 states have call predecessors, (10), 9 states have return successors, (13), 9 states have call predecessors, (13), 9 states have call successors, (13) [2024-09-20 19:54:27,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 59 transitions. [2024-09-20 19:54:27,044 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 59 transitions. Word has length 51 [2024-09-20 19:54:27,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-20 19:54:27,044 INFO L474 AbstractCegarLoop]: Abstraction has 49 states and 59 transitions. [2024-09-20 19:54:27,044 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 3.875) internal successors, (31), 5 states have internal predecessors, (31), 3 states have call successors, (9), 5 states have call predecessors, (9), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2024-09-20 19:54:27,044 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:27,044 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2024-09-20 19:54:27,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-09-20 19:54:27,046 INFO L208 NwaCegarLoop]: Found error trace [2024-09-20 19:54:27,047 INFO L216 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-20 19:54:27,047 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-09-20 19:54:27,047 INFO L399 AbstractCegarLoop]: === Iteration 5 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-20 19:54:27,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:27,047 INFO L85 PathProgramCache]: Analyzing trace with hash -2045376822, now seen corresponding path program 1 times [2024-09-20 19:54:27,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-20 19:54:27,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289681553] [2024-09-20 19:54:27,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:54:27,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-20 19:54:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:27,216 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-20 19:54:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:27,226 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-20 19:54:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:27,326 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:27,418 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:27,529 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:27,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:27,537 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:27,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:27,539 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-09-20 19:54:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:27,574 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-09-20 19:54:27,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:27,577 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-09-20 19:54:27,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:27,580 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-09-20 19:54:27,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-20 19:54:27,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289681553] [2024-09-20 19:54:27,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289681553] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-20 19:54:27,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2132663352] [2024-09-20 19:54:27,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:54:27,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-20 19:54:27,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-20 19:54:27,585 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-20 19:54:27,586 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-09-20 19:54:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:27,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-09-20 19:54:27,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-20 19:54:27,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-20 19:54:27,958 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-09-20 19:54:27,959 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-20 19:54:28,743 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-09-20 19:54:28,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2132663352] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-20 19:54:28,744 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-20 19:54:28,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 10] total 29 [2024-09-20 19:54:28,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889400564] [2024-09-20 19:54:28,744 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-20 19:54:28,744 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-09-20 19:54:28,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-20 19:54:28,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-09-20 19:54:28,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=705, Unknown=0, NotChecked=0, Total=812 [2024-09-20 19:54:28,745 INFO L87 Difference]: Start difference. First operand 49 states and 59 transitions. Second operand has 29 states, 23 states have (on average 2.869565217391304) internal successors, (66), 23 states have internal predecessors, (66), 11 states have call successors, (25), 8 states have call predecessors, (25), 8 states have return successors, (20), 6 states have call predecessors, (20), 11 states have call successors, (20) [2024-09-20 19:54:29,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-20 19:54:29,312 INFO L93 Difference]: Finished difference Result 96 states and 123 transitions. [2024-09-20 19:54:29,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-09-20 19:54:29,313 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 23 states have (on average 2.869565217391304) internal successors, (66), 23 states have internal predecessors, (66), 11 states have call successors, (25), 8 states have call predecessors, (25), 8 states have return successors, (20), 6 states have call predecessors, (20), 11 states have call successors, (20) Word has length 56 [2024-09-20 19:54:29,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-20 19:54:29,314 INFO L225 Difference]: With dead ends: 96 [2024-09-20 19:54:29,314 INFO L226 Difference]: Without dead ends: 53 [2024-09-20 19:54:29,315 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=237, Invalid=1485, Unknown=0, NotChecked=0, Total=1722 [2024-09-20 19:54:29,317 INFO L434 NwaCegarLoop]: 27 mSDtfsCounter, 36 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 549 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-09-20 19:54:29,317 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 322 Invalid, 568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 549 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-09-20 19:54:29,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2024-09-20 19:54:29,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2024-09-20 19:54:29,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 35 states have internal predecessors, (38), 10 states have call successors, (10), 6 states have call predecessors, (10), 11 states have return successors, (15), 11 states have call predecessors, (15), 9 states have call successors, (15) [2024-09-20 19:54:29,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 63 transitions. [2024-09-20 19:54:29,328 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 63 transitions. Word has length 56 [2024-09-20 19:54:29,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-20 19:54:29,328 INFO L474 AbstractCegarLoop]: Abstraction has 53 states and 63 transitions. [2024-09-20 19:54:29,328 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 23 states have (on average 2.869565217391304) internal successors, (66), 23 states have internal predecessors, (66), 11 states have call successors, (25), 8 states have call predecessors, (25), 8 states have return successors, (20), 6 states have call predecessors, (20), 11 states have call successors, (20) [2024-09-20 19:54:29,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:29,329 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 63 transitions. [2024-09-20 19:54:29,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-09-20 19:54:29,330 INFO L208 NwaCegarLoop]: Found error trace [2024-09-20 19:54:29,330 INFO L216 NwaCegarLoop]: trace histogram [6, 6, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-20 19:54:29,344 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-09-20 19:54:29,534 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-20 19:54:29,535 INFO L399 AbstractCegarLoop]: === Iteration 6 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-20 19:54:29,535 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:29,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1304335398, now seen corresponding path program 2 times [2024-09-20 19:54:29,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-20 19:54:29,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273495851] [2024-09-20 19:54:29,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:54:29,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-20 19:54:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:29,875 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-20 19:54:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:29,882 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-20 19:54:29,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:30,064 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:30,220 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:30,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:30,357 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:30,451 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:30,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:30,532 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:30,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:30,568 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-09-20 19:54:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:30,575 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:30,579 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:30,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:30,583 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:30,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:30,585 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-09-20 19:54:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:30,589 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-09-20 19:54:30,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:30,591 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-09-20 19:54:30,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:30,593 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 10 proven. 42 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-09-20 19:54:30,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-20 19:54:30,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273495851] [2024-09-20 19:54:30,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273495851] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-20 19:54:30,593 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1233998257] [2024-09-20 19:54:30,594 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-20 19:54:30,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-20 19:54:30,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-20 19:54:30,597 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-20 19:54:30,598 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-09-20 19:54:30,701 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-20 19:54:30,701 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-20 19:54:30,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-09-20 19:54:30,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-20 19:54:30,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-20 19:54:30,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-09-20 19:54:30,827 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-09-20 19:54:30,828 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-20 19:54:30,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-09-20 19:54:31,183 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-09-20 19:54:31,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1233998257] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-20 19:54:31,184 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-20 19:54:31,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 8, 9] total 27 [2024-09-20 19:54:31,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345611086] [2024-09-20 19:54:31,186 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-20 19:54:31,187 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-09-20 19:54:31,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-20 19:54:31,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-09-20 19:54:31,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=611, Unknown=0, NotChecked=0, Total=702 [2024-09-20 19:54:31,188 INFO L87 Difference]: Start difference. First operand 53 states and 63 transitions. Second operand has 27 states, 22 states have (on average 3.0) internal successors, (66), 20 states have internal predecessors, (66), 11 states have call successors, (25), 8 states have call predecessors, (25), 9 states have return successors, (21), 10 states have call predecessors, (21), 11 states have call successors, (21) [2024-09-20 19:54:31,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-20 19:54:31,830 INFO L93 Difference]: Finished difference Result 114 states and 144 transitions. [2024-09-20 19:54:31,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-09-20 19:54:31,831 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 22 states have (on average 3.0) internal successors, (66), 20 states have internal predecessors, (66), 11 states have call successors, (25), 8 states have call predecessors, (25), 9 states have return successors, (21), 10 states have call predecessors, (21), 11 states have call successors, (21) Word has length 82 [2024-09-20 19:54:31,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-20 19:54:31,832 INFO L225 Difference]: With dead ends: 114 [2024-09-20 19:54:31,832 INFO L226 Difference]: Without dead ends: 67 [2024-09-20 19:54:31,834 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 335 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=251, Invalid=1309, Unknown=0, NotChecked=0, Total=1560 [2024-09-20 19:54:31,834 INFO L434 NwaCegarLoop]: 17 mSDtfsCounter, 96 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 58 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-09-20 19:54:31,834 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 185 Invalid, 633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 569 Invalid, 6 Unknown, 0 Unchecked, 0.4s Time] [2024-09-20 19:54:31,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-09-20 19:54:31,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 59. [2024-09-20 19:54:31,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 35 states have (on average 1.2) internal successors, (42), 38 states have internal predecessors, (42), 10 states have call successors, (10), 6 states have call predecessors, (10), 13 states have return successors, (18), 14 states have call predecessors, (18), 9 states have call successors, (18) [2024-09-20 19:54:31,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 70 transitions. [2024-09-20 19:54:31,843 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 70 transitions. Word has length 82 [2024-09-20 19:54:31,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-20 19:54:31,844 INFO L474 AbstractCegarLoop]: Abstraction has 59 states and 70 transitions. [2024-09-20 19:54:31,844 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 22 states have (on average 3.0) internal successors, (66), 20 states have internal predecessors, (66), 11 states have call successors, (25), 8 states have call predecessors, (25), 9 states have return successors, (21), 10 states have call predecessors, (21), 11 states have call successors, (21) [2024-09-20 19:54:31,844 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:31,844 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 70 transitions. [2024-09-20 19:54:31,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-09-20 19:54:31,846 INFO L208 NwaCegarLoop]: Found error trace [2024-09-20 19:54:31,846 INFO L216 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-20 19:54:31,859 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-09-20 19:54:32,049 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-09-20 19:54:32,049 INFO L399 AbstractCegarLoop]: === Iteration 7 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-20 19:54:32,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:32,050 INFO L85 PathProgramCache]: Analyzing trace with hash 62197340, now seen corresponding path program 1 times [2024-09-20 19:54:32,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-20 19:54:32,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166402910] [2024-09-20 19:54:32,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:54:32,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-20 19:54:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,097 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-20 19:54:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,105 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-20 19:54:32,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,127 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,144 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,162 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,166 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,173 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,174 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,176 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-09-20 19:54:32,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,185 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,189 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,192 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,194 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,197 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-09-20 19:54:32,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,198 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-09-20 19:54:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,199 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-09-20 19:54:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,201 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-09-20 19:54:32,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-20 19:54:32,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166402910] [2024-09-20 19:54:32,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166402910] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-20 19:54:32,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-20 19:54:32,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-20 19:54:32,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707320441] [2024-09-20 19:54:32,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-20 19:54:32,202 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-20 19:54:32,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-20 19:54:32,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-20 19:54:32,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-09-20 19:54:32,203 INFO L87 Difference]: Start difference. First operand 59 states and 70 transitions. Second operand has 8 states, 8 states have (on average 3.625) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-09-20 19:54:32,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-20 19:54:32,272 INFO L93 Difference]: Finished difference Result 67 states and 79 transitions. [2024-09-20 19:54:32,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-20 19:54:32,273 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.625) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 92 [2024-09-20 19:54:32,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-20 19:54:32,274 INFO L225 Difference]: With dead ends: 67 [2024-09-20 19:54:32,275 INFO L226 Difference]: Without dead ends: 62 [2024-09-20 19:54:32,275 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-09-20 19:54:32,276 INFO L434 NwaCegarLoop]: 32 mSDtfsCounter, 45 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-09-20 19:54:32,276 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 97 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-09-20 19:54:32,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-09-20 19:54:32,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 61. [2024-09-20 19:54:32,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 40 states have internal predecessors, (44), 10 states have call successors, (10), 6 states have call predecessors, (10), 13 states have return successors, (18), 14 states have call predecessors, (18), 9 states have call successors, (18) [2024-09-20 19:54:32,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 72 transitions. [2024-09-20 19:54:32,287 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 72 transitions. Word has length 92 [2024-09-20 19:54:32,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-20 19:54:32,289 INFO L474 AbstractCegarLoop]: Abstraction has 61 states and 72 transitions. [2024-09-20 19:54:32,289 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.625) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-09-20 19:54:32,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:32,289 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 72 transitions. [2024-09-20 19:54:32,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-09-20 19:54:32,294 INFO L208 NwaCegarLoop]: Found error trace [2024-09-20 19:54:32,294 INFO L216 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-20 19:54:32,294 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-09-20 19:54:32,295 INFO L399 AbstractCegarLoop]: === Iteration 8 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-20 19:54:32,295 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:32,295 INFO L85 PathProgramCache]: Analyzing trace with hash 64044382, now seen corresponding path program 1 times [2024-09-20 19:54:32,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-20 19:54:32,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336677951] [2024-09-20 19:54:32,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:54:32,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-20 19:54:32,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,339 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-20 19:54:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,346 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-20 19:54:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,365 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,385 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,399 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,404 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,407 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,409 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,410 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-09-20 19:54:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,417 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,421 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,424 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,425 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,427 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-09-20 19:54:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,429 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-09-20 19:54:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,431 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-09-20 19:54:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,433 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-09-20 19:54:32,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-20 19:54:32,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336677951] [2024-09-20 19:54:32,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336677951] provided 1 perfect and 0 imperfect interpolant sequences [2024-09-20 19:54:32,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-09-20 19:54:32,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-09-20 19:54:32,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666437968] [2024-09-20 19:54:32,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-09-20 19:54:32,434 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-09-20 19:54:32,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-20 19:54:32,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-09-20 19:54:32,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-09-20 19:54:32,435 INFO L87 Difference]: Start difference. First operand 61 states and 72 transitions. Second operand has 8 states, 8 states have (on average 3.625) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-09-20 19:54:32,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-20 19:54:32,527 INFO L93 Difference]: Finished difference Result 67 states and 78 transitions. [2024-09-20 19:54:32,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-09-20 19:54:32,528 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.625) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 92 [2024-09-20 19:54:32,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-20 19:54:32,529 INFO L225 Difference]: With dead ends: 67 [2024-09-20 19:54:32,529 INFO L226 Difference]: Without dead ends: 64 [2024-09-20 19:54:32,529 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-09-20 19:54:32,530 INFO L434 NwaCegarLoop]: 32 mSDtfsCounter, 31 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-09-20 19:54:32,530 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 107 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-09-20 19:54:32,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-09-20 19:54:32,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 63. [2024-09-20 19:54:32,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 39 states have (on average 1.1794871794871795) internal successors, (46), 42 states have internal predecessors, (46), 10 states have call successors, (10), 6 states have call predecessors, (10), 13 states have return successors, (18), 14 states have call predecessors, (18), 9 states have call successors, (18) [2024-09-20 19:54:32,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 74 transitions. [2024-09-20 19:54:32,538 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 74 transitions. Word has length 92 [2024-09-20 19:54:32,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-20 19:54:32,538 INFO L474 AbstractCegarLoop]: Abstraction has 63 states and 74 transitions. [2024-09-20 19:54:32,538 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.625) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-09-20 19:54:32,538 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:32,538 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2024-09-20 19:54:32,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-09-20 19:54:32,539 INFO L208 NwaCegarLoop]: Found error trace [2024-09-20 19:54:32,539 INFO L216 NwaCegarLoop]: trace histogram [8, 8, 6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-20 19:54:32,539 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-09-20 19:54:32,539 INFO L399 AbstractCegarLoop]: === Iteration 9 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-20 19:54:32,539 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:32,540 INFO L85 PathProgramCache]: Analyzing trace with hash 64046304, now seen corresponding path program 1 times [2024-09-20 19:54:32,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-20 19:54:32,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496159460] [2024-09-20 19:54:32,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:54:32,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-20 19:54:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,876 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-20 19:54:32,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:32,883 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-20 19:54:32,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,080 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:33,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,313 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,484 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:33,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,594 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:33,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,679 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,723 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,751 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-09-20 19:54:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,758 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:33,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,762 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,764 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:33,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,766 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,768 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-09-20 19:54:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,769 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-09-20 19:54:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,771 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-09-20 19:54:33,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,774 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 12 proven. 75 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-09-20 19:54:33,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-20 19:54:33,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496159460] [2024-09-20 19:54:33,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496159460] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-20 19:54:33,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1123605673] [2024-09-20 19:54:33,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:54:33,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-20 19:54:33,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-20 19:54:33,776 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-20 19:54:33,777 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-09-20 19:54:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:33,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-09-20 19:54:33,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-20 19:54:33,915 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-20 19:54:34,060 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-09-20 19:54:34,060 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-20 19:54:34,515 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-09-20 19:54:34,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1123605673] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-20 19:54:34,516 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-20 19:54:34,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 9, 10] total 31 [2024-09-20 19:54:34,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783927218] [2024-09-20 19:54:34,516 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-20 19:54:34,516 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-09-20 19:54:34,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-20 19:54:34,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-09-20 19:54:34,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=814, Unknown=0, NotChecked=0, Total=930 [2024-09-20 19:54:34,517 INFO L87 Difference]: Start difference. First operand 63 states and 74 transitions. Second operand has 31 states, 24 states have (on average 2.6666666666666665) internal successors, (64), 24 states have internal predecessors, (64), 11 states have call successors, (25), 8 states have call predecessors, (25), 10 states have return successors, (22), 9 states have call predecessors, (22), 11 states have call successors, (22) [2024-09-20 19:54:35,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-20 19:54:35,004 INFO L93 Difference]: Finished difference Result 120 states and 150 transitions. [2024-09-20 19:54:35,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-20 19:54:35,005 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 24 states have (on average 2.6666666666666665) internal successors, (64), 24 states have internal predecessors, (64), 11 states have call successors, (25), 8 states have call predecessors, (25), 10 states have return successors, (22), 9 states have call predecessors, (22), 11 states have call successors, (22) Word has length 92 [2024-09-20 19:54:35,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-20 19:54:35,006 INFO L225 Difference]: With dead ends: 120 [2024-09-20 19:54:35,008 INFO L226 Difference]: Without dead ends: 63 [2024-09-20 19:54:35,009 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 435 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=263, Invalid=1629, Unknown=0, NotChecked=0, Total=1892 [2024-09-20 19:54:35,009 INFO L434 NwaCegarLoop]: 20 mSDtfsCounter, 63 mSDsluCounter, 193 mSDsCounter, 0 mSdLazyCounter, 560 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-09-20 19:54:35,009 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 213 Invalid, 600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 560 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-09-20 19:54:35,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-09-20 19:54:35,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2024-09-20 19:54:35,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 38 states have (on average 1.1842105263157894) internal successors, (45), 42 states have internal predecessors, (45), 10 states have call successors, (10), 6 states have call predecessors, (10), 14 states have return successors, (18), 14 states have call predecessors, (18), 9 states have call successors, (18) [2024-09-20 19:54:35,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 73 transitions. [2024-09-20 19:54:35,021 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 73 transitions. Word has length 92 [2024-09-20 19:54:35,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-20 19:54:35,022 INFO L474 AbstractCegarLoop]: Abstraction has 63 states and 73 transitions. [2024-09-20 19:54:35,022 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 24 states have (on average 2.6666666666666665) internal successors, (64), 24 states have internal predecessors, (64), 11 states have call successors, (25), 8 states have call predecessors, (25), 10 states have return successors, (22), 9 states have call predecessors, (22), 11 states have call successors, (22) [2024-09-20 19:54:35,022 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:35,022 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 73 transitions. [2024-09-20 19:54:35,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-09-20 19:54:35,023 INFO L208 NwaCegarLoop]: Found error trace [2024-09-20 19:54:35,023 INFO L216 NwaCegarLoop]: trace histogram [20, 20, 16, 16, 16, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-20 19:54:35,038 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-09-20 19:54:35,223 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-09-20 19:54:35,224 INFO L399 AbstractCegarLoop]: === Iteration 10 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-20 19:54:35,224 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:35,224 INFO L85 PathProgramCache]: Analyzing trace with hash -505796762, now seen corresponding path program 3 times [2024-09-20 19:54:35,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-20 19:54:35,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683335106] [2024-09-20 19:54:35,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:54:35,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-20 19:54:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:35,671 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-20 19:54:35,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:35,682 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-20 19:54:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,044 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,077 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,094 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,098 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,102 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,104 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,106 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,107 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-09-20 19:54:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,113 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,120 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,125 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,127 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,129 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,130 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-09-20 19:54:36,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,131 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-09-20 19:54:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,132 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-09-20 19:54:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,313 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,528 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,777 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:36,912 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:36,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:37,019 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:37,089 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:37,147 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:37,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:37,188 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-09-20 19:54:37,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:37,194 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:37,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:37,197 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:37,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:37,200 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:37,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:37,202 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:37,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:37,204 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:37,205 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-09-20 19:54:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:37,207 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-09-20 19:54:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:37,231 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-09-20 19:54:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:37,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1000 backedges. 220 proven. 129 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2024-09-20 19:54:37,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-20 19:54:37,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683335106] [2024-09-20 19:54:37,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683335106] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-20 19:54:37,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [970767814] [2024-09-20 19:54:37,238 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-20 19:54:37,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-20 19:54:37,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-20 19:54:37,240 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-20 19:54:37,241 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-09-20 19:54:37,404 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-09-20 19:54:37,404 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-20 19:54:37,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-09-20 19:54:37,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-20 19:54:37,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-20 19:54:41,680 WARN L876 $PredicateComparison]: unable to prove that (exists ((func_to_recursive_line_22_to_23_0_~a.offset Int)) (and (= |c_#memory_int#3| (store |c_old(#memory_int#3)| |c_func_to_recursive_line_22_to_23_0_#in~a.base| (let ((.cse0 (let ((.cse1 (select |c_old(#memory_int#3)| |c_func_to_recursive_line_22_to_23_0_#in~a.base|))) (store .cse1 |c_func_to_recursive_line_22_to_23_0_#in~a.offset| (+ (select .cse1 |c_func_to_recursive_line_22_to_23_0_#in~a.offset|) 1))))) (store .cse0 func_to_recursive_line_22_to_23_0_~a.offset (+ (select .cse0 func_to_recursive_line_22_to_23_0_~a.offset) 1))))) (<= 6 (select (select |c_#memory_int#3| |c_func_to_recursive_line_22_to_23_0_#in~a.base|) func_to_recursive_line_22_to_23_0_~a.offset)))) is different from true [2024-09-20 19:54:41,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 24 [2024-09-20 19:54:41,714 INFO L349 Elim1Store]: treesize reduction 38, result has 22.4 percent of original size [2024-09-20 19:54:41,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 42 treesize of output 59 [2024-09-20 19:54:41,728 INFO L173 IndexEqualityManager]: detected equality via solver [2024-09-20 19:54:41,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1000 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 988 trivial. 4 not checked. [2024-09-20 19:54:41,777 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-20 19:54:42,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [970767814] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-20 19:54:42,152 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-09-20 19:54:42,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 14] total 39 [2024-09-20 19:54:42,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301589] [2024-09-20 19:54:42,152 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-09-20 19:54:42,153 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-09-20 19:54:42,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-20 19:54:42,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-09-20 19:54:42,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=1440, Unknown=1, NotChecked=76, Total=1640 [2024-09-20 19:54:42,154 INFO L87 Difference]: Start difference. First operand 63 states and 73 transitions. Second operand has 39 states, 31 states have (on average 2.3548387096774195) internal successors, (73), 33 states have internal predecessors, (73), 15 states have call successors, (28), 6 states have call predecessors, (28), 13 states have return successors, (24), 16 states have call predecessors, (24), 15 states have call successors, (24) [2024-09-20 19:54:47,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-09-20 19:54:53,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-20 19:54:53,349 INFO L93 Difference]: Finished difference Result 153 states and 197 transitions. [2024-09-20 19:54:53,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-09-20 19:54:53,350 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 31 states have (on average 2.3548387096774195) internal successors, (73), 33 states have internal predecessors, (73), 15 states have call successors, (28), 6 states have call predecessors, (28), 13 states have return successors, (24), 16 states have call predecessors, (24), 15 states have call successors, (24) Word has length 186 [2024-09-20 19:54:53,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-20 19:54:53,351 INFO L225 Difference]: With dead ends: 153 [2024-09-20 19:54:53,351 INFO L226 Difference]: Without dead ends: 96 [2024-09-20 19:54:53,353 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 318 GetRequests, 246 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1175 ImplicationChecksByTransitivity, 9.8s TimeCoverageRelationStatistics Valid=464, Invalid=4795, Unknown=1, NotChecked=142, Total=5402 [2024-09-20 19:54:53,353 INFO L434 NwaCegarLoop]: 20 mSDtfsCounter, 119 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 1403 mSolverCounterSat, 67 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 1577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 1403 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 106 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-09-20 19:54:53,354 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 363 Invalid, 1577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 1403 Invalid, 1 Unknown, 106 Unchecked, 6.0s Time] [2024-09-20 19:54:53,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-09-20 19:54:53,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 85. [2024-09-20 19:54:53,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 52 states have (on average 1.1730769230769231) internal successors, (61), 54 states have internal predecessors, (61), 11 states have call successors, (11), 7 states have call predecessors, (11), 21 states have return successors, (35), 23 states have call predecessors, (35), 10 states have call successors, (35) [2024-09-20 19:54:53,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 107 transitions. [2024-09-20 19:54:53,380 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 107 transitions. Word has length 186 [2024-09-20 19:54:53,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-20 19:54:53,380 INFO L474 AbstractCegarLoop]: Abstraction has 85 states and 107 transitions. [2024-09-20 19:54:53,381 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 31 states have (on average 2.3548387096774195) internal successors, (73), 33 states have internal predecessors, (73), 15 states have call successors, (28), 6 states have call predecessors, (28), 13 states have return successors, (24), 16 states have call predecessors, (24), 15 states have call successors, (24) [2024-09-20 19:54:53,381 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:53,381 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 107 transitions. [2024-09-20 19:54:53,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-09-20 19:54:53,384 INFO L208 NwaCegarLoop]: Found error trace [2024-09-20 19:54:53,384 INFO L216 NwaCegarLoop]: trace histogram [24, 24, 20, 20, 20, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-20 19:54:53,397 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-09-20 19:54:53,588 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-20 19:54:53,589 INFO L399 AbstractCegarLoop]: === Iteration 11 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-20 19:54:53,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:53,589 INFO L85 PathProgramCache]: Analyzing trace with hash -644346044, now seen corresponding path program 2 times [2024-09-20 19:54:53,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-20 19:54:53,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597521799] [2024-09-20 19:54:53,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:54:53,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-20 19:54:53,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:54,099 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-20 19:54:54,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:54,111 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-20 19:54:54,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:54,461 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:54,638 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:54,828 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:54,838 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:54,841 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:54,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:54,844 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:54,846 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:54,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:54,847 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:54,848 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-09-20 19:54:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,023 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,233 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,393 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,483 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,550 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,622 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,671 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-09-20 19:54:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,672 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-09-20 19:54:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,674 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-09-20 19:54:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,692 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,705 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,715 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,721 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,725 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,728 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,730 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,732 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,733 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-09-20 19:54:55,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,740 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,744 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,748 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,751 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,752 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,754 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:54:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,755 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-09-20 19:54:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,756 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-09-20 19:54:55,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,757 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-09-20 19:54:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:55,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1414 backedges. 153 proven. 342 refuted. 0 times theorem prover too weak. 919 trivial. 0 not checked. [2024-09-20 19:54:55,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-20 19:54:55,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597521799] [2024-09-20 19:54:55,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597521799] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-20 19:54:55,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [44387552] [2024-09-20 19:54:55,760 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-09-20 19:54:55,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-20 19:54:55,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-20 19:54:55,761 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-20 19:54:55,762 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-09-20 19:54:55,954 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-09-20 19:54:55,954 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-20 19:54:55,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 1031 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-09-20 19:54:55,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-20 19:54:55,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-20 19:54:56,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1414 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 1385 trivial. 0 not checked. [2024-09-20 19:54:56,236 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-20 19:54:57,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1414 backedges. 26 proven. 4 refuted. 0 times theorem prover too weak. 1384 trivial. 0 not checked. [2024-09-20 19:54:57,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [44387552] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-20 19:54:57,549 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-20 19:54:57,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 9, 10] total 37 [2024-09-20 19:54:57,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356797479] [2024-09-20 19:54:57,550 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-20 19:54:57,550 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-09-20 19:54:57,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-20 19:54:57,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-09-20 19:54:57,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=1191, Unknown=0, NotChecked=0, Total=1332 [2024-09-20 19:54:57,551 INFO L87 Difference]: Start difference. First operand 85 states and 107 transitions. Second operand has 37 states, 28 states have (on average 2.6785714285714284) internal successors, (75), 30 states have internal predecessors, (75), 14 states have call successors, (35), 9 states have call predecessors, (35), 13 states have return successors, (30), 13 states have call predecessors, (30), 14 states have call successors, (30) [2024-09-20 19:54:58,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-20 19:54:58,702 INFO L93 Difference]: Finished difference Result 152 states and 200 transitions. [2024-09-20 19:54:58,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-09-20 19:54:58,702 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 28 states have (on average 2.6785714285714284) internal successors, (75), 30 states have internal predecessors, (75), 14 states have call successors, (35), 9 states have call predecessors, (35), 13 states have return successors, (30), 13 states have call predecessors, (30), 14 states have call successors, (30) Word has length 206 [2024-09-20 19:54:58,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-20 19:54:58,703 INFO L225 Difference]: With dead ends: 152 [2024-09-20 19:54:58,703 INFO L226 Difference]: Without dead ends: 73 [2024-09-20 19:54:58,704 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 524 GetRequests, 472 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 623 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=336, Invalid=2526, Unknown=0, NotChecked=0, Total=2862 [2024-09-20 19:54:58,704 INFO L434 NwaCegarLoop]: 26 mSDtfsCounter, 79 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 683 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-09-20 19:54:58,705 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 332 Invalid, 732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 683 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-09-20 19:54:58,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-09-20 19:54:58,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2024-09-20 19:54:58,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 44 states have (on average 1.1590909090909092) internal successors, (51), 47 states have internal predecessors, (51), 10 states have call successors, (10), 6 states have call predecessors, (10), 18 states have return successors, (23), 19 states have call predecessors, (23), 9 states have call successors, (23) [2024-09-20 19:54:58,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 84 transitions. [2024-09-20 19:54:58,712 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 84 transitions. Word has length 206 [2024-09-20 19:54:58,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-20 19:54:58,713 INFO L474 AbstractCegarLoop]: Abstraction has 73 states and 84 transitions. [2024-09-20 19:54:58,713 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 28 states have (on average 2.6785714285714284) internal successors, (75), 30 states have internal predecessors, (75), 14 states have call successors, (35), 9 states have call predecessors, (35), 13 states have return successors, (30), 13 states have call predecessors, (30), 14 states have call successors, (30) [2024-09-20 19:54:58,713 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:58,713 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 84 transitions. [2024-09-20 19:54:58,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2024-09-20 19:54:58,716 INFO L208 NwaCegarLoop]: Found error trace [2024-09-20 19:54:58,716 INFO L216 NwaCegarLoop]: trace histogram [56, 56, 48, 48, 48, 12, 12, 8, 8, 8, 8, 8, 8, 8, 6, 6, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-20 19:54:58,730 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-09-20 19:54:58,916 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-09-20 19:54:58,917 INFO L399 AbstractCegarLoop]: === Iteration 12 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-20 19:54:58,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:54:58,917 INFO L85 PathProgramCache]: Analyzing trace with hash 295289210, now seen corresponding path program 3 times [2024-09-20 19:54:58,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-20 19:54:58,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034328412] [2024-09-20 19:54:58,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:54:58,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-20 19:54:58,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:59,857 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-20 19:54:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:54:59,868 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-20 19:54:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:00,555 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:00,867 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,094 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,111 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,116 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,122 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,125 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,128 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,130 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,131 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,263 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,273 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,278 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,282 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,285 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,287 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,289 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,290 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,338 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-09-20 19:55:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,357 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,368 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,375 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,379 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,382 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,385 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,387 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,388 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,389 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:01,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,396 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,401 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,405 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,409 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,412 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,414 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,417 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,418 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,419 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-09-20 19:55:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,420 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-09-20 19:55:01,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,465 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,493 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,505 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,511 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,516 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,521 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,524 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,529 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,531 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,533 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,540 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,545 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,549 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,553 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,556 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,558 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,559 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,560 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:01,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,561 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-09-20 19:55:01,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,579 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,614 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,619 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,622 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,625 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,628 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,630 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,631 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,632 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,638 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,643 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,648 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,651 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,655 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,657 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,659 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,660 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,661 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-09-20 19:55:01,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,662 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-09-20 19:55:01,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:01,666 INFO L134 CoverageAnalysis]: Checked inductivity of 7729 backedges. 12 proven. 142 refuted. 0 times theorem prover too weak. 7575 trivial. 0 not checked. [2024-09-20 19:55:01,666 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-20 19:55:01,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034328412] [2024-09-20 19:55:01,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034328412] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-20 19:55:01,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1710349068] [2024-09-20 19:55:01,667 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-09-20 19:55:01,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-20 19:55:01,667 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-20 19:55:01,668 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-20 19:55:01,669 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-09-20 19:55:01,898 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-09-20 19:55:01,899 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-20 19:55:01,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-09-20 19:55:01,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-20 19:55:01,915 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-20 19:55:02,172 INFO L134 CoverageAnalysis]: Checked inductivity of 7729 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7721 trivial. 0 not checked. [2024-09-20 19:55:02,172 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-20 19:55:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 7729 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 7714 trivial. 0 not checked. [2024-09-20 19:55:04,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1710349068] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-20 19:55:04,659 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-20 19:55:04,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 10, 14] total 35 [2024-09-20 19:55:04,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29173957] [2024-09-20 19:55:04,659 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-20 19:55:04,660 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-09-20 19:55:04,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-20 19:55:04,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-09-20 19:55:04,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1039, Unknown=0, NotChecked=0, Total=1190 [2024-09-20 19:55:04,663 INFO L87 Difference]: Start difference. First operand 73 states and 84 transitions. Second operand has 35 states, 27 states have (on average 2.5555555555555554) internal successors, (69), 27 states have internal predecessors, (69), 15 states have call successors, (30), 9 states have call predecessors, (30), 11 states have return successors, (26), 13 states have call predecessors, (26), 15 states have call successors, (26) [2024-09-20 19:55:05,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-20 19:55:05,591 INFO L93 Difference]: Finished difference Result 140 states and 169 transitions. [2024-09-20 19:55:05,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-09-20 19:55:05,591 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 27 states have (on average 2.5555555555555554) internal successors, (69), 27 states have internal predecessors, (69), 15 states have call successors, (30), 9 states have call predecessors, (30), 11 states have return successors, (26), 13 states have call predecessors, (26), 15 states have call successors, (26) Word has length 412 [2024-09-20 19:55:05,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-20 19:55:05,592 INFO L225 Difference]: With dead ends: 140 [2024-09-20 19:55:05,593 INFO L226 Difference]: Without dead ends: 73 [2024-09-20 19:55:05,593 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 1001 GetRequests, 956 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 492 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=310, Invalid=1852, Unknown=0, NotChecked=0, Total=2162 [2024-09-20 19:55:05,594 INFO L434 NwaCegarLoop]: 21 mSDtfsCounter, 49 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 694 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 278 SdHoareTripleChecker+Invalid, 725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-09-20 19:55:05,594 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 278 Invalid, 725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 694 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-09-20 19:55:05,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-09-20 19:55:05,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2024-09-20 19:55:05,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 43 states have (on average 1.1627906976744187) internal successors, (50), 47 states have internal predecessors, (50), 10 states have call successors, (10), 6 states have call predecessors, (10), 19 states have return successors, (23), 19 states have call predecessors, (23), 9 states have call successors, (23) [2024-09-20 19:55:05,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 83 transitions. [2024-09-20 19:55:05,606 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 83 transitions. Word has length 412 [2024-09-20 19:55:05,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-20 19:55:05,607 INFO L474 AbstractCegarLoop]: Abstraction has 73 states and 83 transitions. [2024-09-20 19:55:05,607 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 27 states have (on average 2.5555555555555554) internal successors, (69), 27 states have internal predecessors, (69), 15 states have call successors, (30), 9 states have call predecessors, (30), 11 states have return successors, (26), 13 states have call predecessors, (26), 15 states have call successors, (26) [2024-09-20 19:55:05,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:55:05,607 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 83 transitions. [2024-09-20 19:55:05,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 856 [2024-09-20 19:55:05,621 INFO L208 NwaCegarLoop]: Found error trace [2024-09-20 19:55:05,621 INFO L216 NwaCegarLoop]: trace histogram [126, 126, 108, 108, 108, 24, 24, 18, 18, 18, 18, 18, 18, 18, 9, 9, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-20 19:55:05,634 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-09-20 19:55:05,825 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-09-20 19:55:05,826 INFO L399 AbstractCegarLoop]: === Iteration 13 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-20 19:55:05,826 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:55:05,826 INFO L85 PathProgramCache]: Analyzing trace with hash -1642245981, now seen corresponding path program 4 times [2024-09-20 19:55:05,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-20 19:55:05,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718199827] [2024-09-20 19:55:05,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:55:05,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-20 19:55:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:08,511 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-20 19:55:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:08,521 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-20 19:55:08,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:10,329 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:10,930 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,237 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,246 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,250 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,252 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,255 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,259 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,260 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,261 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,459 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,467 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,471 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,474 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,476 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,478 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,479 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,480 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,566 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,575 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,578 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,582 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,584 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,586 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,587 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,588 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,636 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-09-20 19:55:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,659 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,674 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,679 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,682 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,685 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,688 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,690 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,691 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,691 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,702 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,706 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,709 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,712 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,715 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,716 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,718 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,718 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,724 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,730 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,734 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,737 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,739 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,741 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,742 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,743 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:11,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,744 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-09-20 19:55:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,745 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-09-20 19:55:11,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,862 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,900 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,917 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,922 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,925 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,928 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,930 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,932 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,933 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,934 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,945 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,949 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,953 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,956 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,958 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,960 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,961 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,962 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,969 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,974 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,978 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,981 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,983 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,985 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,987 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,987 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:11,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:11,988 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-09-20 19:55:11,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,008 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,026 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,031 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,035 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,039 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,042 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,044 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,045 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,046 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,059 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,065 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,069 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,073 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,075 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,078 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,079 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,080 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:12,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,088 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,095 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,101 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,105 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,108 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,110 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,111 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,112 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:12,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,113 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-09-20 19:55:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,114 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-09-20 19:55:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,173 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,212 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,231 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,237 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,242 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,246 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,249 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,251 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,254 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,255 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,268 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,311 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,314 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,317 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,319 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,321 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,322 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,323 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,328 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,332 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,335 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,338 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,340 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,342 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,343 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,344 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,345 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-09-20 19:55:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,365 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,379 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,383 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,387 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,390 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,392 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,394 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,396 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,397 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:12,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,407 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,411 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,414 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,417 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,419 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,421 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,422 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,423 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,429 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,433 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,436 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,439 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,441 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,443 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,444 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,445 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:12,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,446 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-09-20 19:55:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,447 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-09-20 19:55:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:12,455 INFO L134 CoverageAnalysis]: Checked inductivity of 39063 backedges. 18 proven. 421 refuted. 0 times theorem prover too weak. 38624 trivial. 0 not checked. [2024-09-20 19:55:12,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-20 19:55:12,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718199827] [2024-09-20 19:55:12,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718199827] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-20 19:55:12,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [313131348] [2024-09-20 19:55:12,455 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-09-20 19:55:12,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-20 19:55:12,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-20 19:55:12,456 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-20 19:55:12,457 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-09-20 19:55:13,049 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-09-20 19:55:13,049 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-09-20 19:55:13,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 3725 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-09-20 19:55:13,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-09-20 19:55:13,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-09-20 19:55:13,411 INFO L134 CoverageAnalysis]: Checked inductivity of 39063 backedges. 19910 proven. 15 refuted. 0 times theorem prover too weak. 19138 trivial. 0 not checked. [2024-09-20 19:55:13,411 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-09-20 19:55:19,642 INFO L134 CoverageAnalysis]: Checked inductivity of 39063 backedges. 208 proven. 323 refuted. 0 times theorem prover too weak. 38532 trivial. 0 not checked. [2024-09-20 19:55:19,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [313131348] provided 0 perfect and 2 imperfect interpolant sequences [2024-09-20 19:55:19,643 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-09-20 19:55:19,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 11, 18] total 36 [2024-09-20 19:55:19,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116366915] [2024-09-20 19:55:19,643 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-09-20 19:55:19,644 INFO L551 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-09-20 19:55:19,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-09-20 19:55:19,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-09-20 19:55:19,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=227, Invalid=1033, Unknown=0, NotChecked=0, Total=1260 [2024-09-20 19:55:19,645 INFO L87 Difference]: Start difference. First operand 73 states and 83 transitions. Second operand has 36 states, 28 states have (on average 3.0714285714285716) internal successors, (86), 27 states have internal predecessors, (86), 15 states have call successors, (44), 11 states have call predecessors, (44), 11 states have return successors, (37), 14 states have call predecessors, (37), 15 states have call successors, (37) [2024-09-20 19:55:20,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-09-20 19:55:20,353 INFO L93 Difference]: Finished difference Result 144 states and 172 transitions. [2024-09-20 19:55:20,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-09-20 19:55:20,354 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 28 states have (on average 3.0714285714285716) internal successors, (86), 27 states have internal predecessors, (86), 15 states have call successors, (44), 11 states have call predecessors, (44), 11 states have return successors, (37), 14 states have call predecessors, (37), 15 states have call successors, (37) Word has length 855 [2024-09-20 19:55:20,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-09-20 19:55:20,355 INFO L225 Difference]: With dead ends: 144 [2024-09-20 19:55:20,355 INFO L226 Difference]: Without dead ends: 77 [2024-09-20 19:55:20,356 INFO L433 NwaCegarLoop]: 0 DeclaredPredicates, 2056 GetRequests, 2012 SyntacticMatches, 3 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 608 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=351, Invalid=1455, Unknown=0, NotChecked=0, Total=1806 [2024-09-20 19:55:20,356 INFO L434 NwaCegarLoop]: 30 mSDtfsCounter, 79 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 554 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-09-20 19:55:20,356 INFO L435 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 336 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 554 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-09-20 19:55:20,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-09-20 19:55:20,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-09-20 19:55:20,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 45 states have (on average 1.1555555555555554) internal successors, (52), 49 states have internal predecessors, (52), 10 states have call successors, (10), 6 states have call predecessors, (10), 21 states have return successors, (25), 21 states have call predecessors, (25), 9 states have call successors, (25) [2024-09-20 19:55:20,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 87 transitions. [2024-09-20 19:55:20,368 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 87 transitions. Word has length 855 [2024-09-20 19:55:20,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-09-20 19:55:20,369 INFO L474 AbstractCegarLoop]: Abstraction has 77 states and 87 transitions. [2024-09-20 19:55:20,369 INFO L475 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 28 states have (on average 3.0714285714285716) internal successors, (86), 27 states have internal predecessors, (86), 15 states have call successors, (44), 11 states have call predecessors, (44), 11 states have return successors, (37), 14 states have call predecessors, (37), 15 states have call successors, (37) [2024-09-20 19:55:20,369 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:55:20,369 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 87 transitions. [2024-09-20 19:55:20,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1348 [2024-09-20 19:55:20,377 INFO L208 NwaCegarLoop]: Found error trace [2024-09-20 19:55:20,378 INFO L216 NwaCegarLoop]: trace histogram [210, 210, 180, 180, 180, 36, 36, 30, 30, 30, 30, 30, 30, 30, 9, 9, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-09-20 19:55:20,396 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-09-20 19:55:20,578 WARN L456 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-20 19:55:20,579 INFO L399 AbstractCegarLoop]: === Iteration 14 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-09-20 19:55:20,579 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-09-20 19:55:20,579 INFO L85 PathProgramCache]: Analyzing trace with hash 663596555, now seen corresponding path program 5 times [2024-09-20 19:55:20,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-09-20 19:55:20,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856468764] [2024-09-20 19:55:20,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-09-20 19:55:20,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-09-20 19:55:20,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:27,296 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2024-09-20 19:55:27,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:27,307 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-09-20 19:55:27,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:31,853 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:31,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:33,072 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:33,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:33,725 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:33,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:33,734 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:33,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:33,738 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:33,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:33,741 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:33,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:33,743 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:33,745 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:33,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:33,747 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:33,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:33,747 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,211 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,219 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,222 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,230 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,233 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,235 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,237 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,238 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,521 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,529 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,533 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,536 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,538 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,540 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,541 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,541 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,702 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,744 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,747 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,750 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,752 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,754 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,755 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,755 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,837 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,845 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,849 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,852 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,855 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,857 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,858 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,858 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,899 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-09-20 19:55:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,940 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,969 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,974 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,977 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,980 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,982 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,983 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,985 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:34,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:34,985 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,010 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,015 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,019 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,022 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,025 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,027 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,028 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,028 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:35,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,045 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,050 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,054 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,057 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,059 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,061 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,062 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,063 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:35,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,074 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,079 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,083 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,087 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,089 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,091 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,093 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,094 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,100 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,105 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,110 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,113 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,116 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,118 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,119 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,120 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,122 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-09-20 19:55:35,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,123 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-09-20 19:55:35,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,362 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,432 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,463 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,469 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,473 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,477 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,481 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,483 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,484 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,485 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:35,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,509 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,516 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,522 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,526 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,529 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,531 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,533 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,534 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,553 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,559 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,564 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,567 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,570 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,572 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,574 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,575 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:35,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,590 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,597 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,603 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,606 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,609 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,611 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,613 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,614 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,621 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,628 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,633 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,637 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,641 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,643 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,644 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,645 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,646 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-09-20 19:55:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,687 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,723 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,730 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,737 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,743 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,747 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,750 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,752 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,753 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,781 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,789 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,796 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,801 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,806 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,809 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,811 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,812 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,832 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,840 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,847 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,854 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,860 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,864 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,867 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,868 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,886 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,895 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,902 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,908 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,913 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,916 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,917 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,918 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,928 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,936 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,943 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,949 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,953 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,957 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,959 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:35,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,960 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:35,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,961 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-09-20 19:55:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:35,963 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-09-20 19:55:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,072 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,149 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,185 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,195 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,202 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,208 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,213 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,216 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,219 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,220 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,254 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,264 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,273 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,280 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,286 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,289 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,290 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,291 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,333 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,341 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,349 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,356 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,361 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,364 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,366 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,367 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,383 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,392 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,399 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,407 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,412 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,416 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,418 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,419 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:36,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,429 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,440 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,453 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,461 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,466 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,470 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,472 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,473 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:36,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,474 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-09-20 19:55:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,524 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,563 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,573 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,582 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,590 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,596 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,601 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,604 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,605 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,638 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,649 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,657 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,665 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,671 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,674 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,677 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,678 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,700 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,711 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,721 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,729 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,735 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,740 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,744 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,746 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:36,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,768 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,778 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,786 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,794 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,799 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,803 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,805 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,806 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:36,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,816 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,828 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,838 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,847 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,854 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,859 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,862 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-09-20 19:55:36,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,863 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-09-20 19:55:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,865 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-09-20 19:55:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,866 INFO L381 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-09-20 19:55:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-09-20 19:55:36,948 INFO L134 CoverageAnalysis]: Checked inductivity of 107937 backedges. 26 proven. 981 refuted. 0 times theorem prover too weak. 106930 trivial. 0 not checked. [2024-09-20 19:55:36,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-09-20 19:55:36,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856468764] [2024-09-20 19:55:36,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856468764] provided 0 perfect and 1 imperfect interpolant sequences [2024-09-20 19:55:36,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1846089807] [2024-09-20 19:55:36,949 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-09-20 19:55:36,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-09-20 19:55:36,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/automizer/z3 [2024-09-20 19:55:36,950 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-09-20 19:55:36,951 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/automizer/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process