./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursified_loop-simple/recursified_nested_4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursified_loop-simple/recursified_nested_4.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 45898d4df949634911027a72c0e1c79e1edaab63547cca5c16238cef1218e556 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-11 21:02:14,344 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-11 21:02:14,433 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-11 21:02:14,437 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-11 21:02:14,437 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-11 21:02:14,461 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-11 21:02:14,461 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-11 21:02:14,462 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-11 21:02:14,462 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-11 21:02:14,465 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-11 21:02:14,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-11 21:02:14,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-11 21:02:14,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-11 21:02:14,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-11 21:02:14,467 INFO L153 SettingsManager]: * Use SBE=true [2024-11-11 21:02:14,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-11 21:02:14,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-11 21:02:14,467 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-11 21:02:14,468 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-11 21:02:14,470 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-11 21:02:14,471 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-11 21:02:14,471 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-11 21:02:14,472 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-11 21:02:14,472 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-11 21:02:14,472 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-11 21:02:14,473 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-11 21:02:14,473 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-11 21:02:14,473 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-11 21:02:14,474 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-11 21:02:14,474 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-11 21:02:14,474 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-11 21:02:14,475 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-11 21:02:14,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-11 21:02:14,475 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-11 21:02:14,476 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-11 21:02:14,476 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-11 21:02:14,476 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-11 21:02:14,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-11 21:02:14,476 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-11 21:02:14,477 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-11 21:02:14,477 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-11 21:02:14,478 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-11 21:02:14,478 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/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45898d4df949634911027a72c0e1c79e1edaab63547cca5c16238cef1218e556 [2024-11-11 21:02:14,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-11 21:02:14,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-11 21:02:14,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-11 21:02:14,754 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-11 21:02:14,755 INFO L274 PluginConnector]: CDTParser initialized [2024-11-11 21:02:14,756 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursified_loop-simple/recursified_nested_4.c [2024-11-11 21:02:16,228 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-11 21:02:16,428 INFO L384 CDTParser]: Found 1 translation units. [2024-11-11 21:02:16,430 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursified_loop-simple/recursified_nested_4.c [2024-11-11 21:02:16,438 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b359ae45/555e43d58325403c9b4c853c9d4430e7/FLAGf11f95093 [2024-11-11 21:02:16,457 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b359ae45/555e43d58325403c9b4c853c9d4430e7 [2024-11-11 21:02:16,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-11 21:02:16,463 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-11 21:02:16,464 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-11 21:02:16,465 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-11 21:02:16,471 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-11 21:02:16,472 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 09:02:16" (1/1) ... [2024-11-11 21:02:16,473 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28373f27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:02:16, skipping insertion in model container [2024-11-11 21:02:16,475 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 09:02:16" (1/1) ... [2024-11-11 21:02:16,532 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-11 21:02:16,734 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursified_loop-simple/recursified_nested_4.c[2333,2346] [2024-11-11 21:02:16,741 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-11 21:02:16,751 INFO L200 MainTranslator]: Completed pre-run [2024-11-11 21:02:16,774 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursified_loop-simple/recursified_nested_4.c[2333,2346] [2024-11-11 21:02:16,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-11 21:02:16,794 INFO L204 MainTranslator]: Completed translation [2024-11-11 21:02:16,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:02:16 WrapperNode [2024-11-11 21:02:16,795 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-11 21:02:16,796 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-11 21:02:16,796 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-11 21:02:16,797 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-11 21:02:16,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:02:16" (1/1) ... [2024-11-11 21:02:16,813 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:02:16" (1/1) ... [2024-11-11 21:02:16,832 INFO L138 Inliner]: procedures = 15, calls = 51, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 66 [2024-11-11 21:02:16,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-11 21:02:16,835 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-11 21:02:16,835 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-11 21:02:16,835 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-11 21:02:16,845 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:02:16" (1/1) ... [2024-11-11 21:02:16,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:02:16" (1/1) ... [2024-11-11 21:02:16,851 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:02:16" (1/1) ... [2024-11-11 21:02:16,877 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]. [2024-11-11 21:02:16,878 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:02:16" (1/1) ... [2024-11-11 21:02:16,878 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:02:16" (1/1) ... [2024-11-11 21:02:16,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:02:16" (1/1) ... [2024-11-11 21:02:16,885 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:02:16" (1/1) ... [2024-11-11 21:02:16,888 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:02:16" (1/1) ... [2024-11-11 21:02:16,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:02:16" (1/1) ... [2024-11-11 21:02:16,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-11 21:02:16,894 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-11 21:02:16,894 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-11 21:02:16,894 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-11 21:02:16,895 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:02:16" (1/1) ... [2024-11-11 21:02:16,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-11 21:02:16,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 21:02:16,935 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-11 21:02:16,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-11 21:02:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-11 21:02:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-11 21:02:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-11 21:02:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-11 21:02:16,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-11 21:02:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-11 21:02:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-11 21:02:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-11 21:02:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-11 21:02:16,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-11 21:02:16,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-11 21:02:16,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-11 21:02:16,998 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_24_to_25_0 [2024-11-11 21:02:16,998 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_24_to_25_0 [2024-11-11 21:02:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_23_to_24_0 [2024-11-11 21:02:16,999 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_23_to_24_0 [2024-11-11 21:02:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_22_to_23_0 [2024-11-11 21:02:16,999 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_22_to_23_0 [2024-11-11 21:02:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_25_to_25_0 [2024-11-11 21:02:16,999 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_25_to_25_0 [2024-11-11 21:02:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-11 21:02:16,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-11 21:02:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-11 21:02:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-11 21:02:16,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-11 21:02:17,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-11 21:02:17,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-11 21:02:17,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-11 21:02:17,120 INFO L238 CfgBuilder]: Building ICFG [2024-11-11 21:02:17,123 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-11 21:02:17,333 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-11 21:02:17,333 INFO L287 CfgBuilder]: Performing block encoding [2024-11-11 21:02:17,350 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-11 21:02:17,350 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-11 21:02:17,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 09:02:17 BoogieIcfgContainer [2024-11-11 21:02:17,351 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-11 21:02:17,353 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-11 21:02:17,353 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-11 21:02:17,358 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-11 21:02:17,358 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.11 09:02:16" (1/3) ... [2024-11-11 21:02:17,359 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1faac383 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 09:02:17, skipping insertion in model container [2024-11-11 21:02:17,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:02:16" (2/3) ... [2024-11-11 21:02:17,359 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1faac383 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 09:02:17, skipping insertion in model container [2024-11-11 21:02:17,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 09:02:17" (3/3) ... [2024-11-11 21:02:17,361 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_nested_4.c [2024-11-11 21:02:17,377 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-11 21:02:17,377 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-11 21:02:17,435 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-11 21:02:17,441 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2a5ce548, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-11 21:02:17,441 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-11 21:02:17,445 INFO L276 IsEmpty]: Start isEmpty. Operand has 42 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 33 states have internal predecessors, (37), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-11 21:02:17,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-11 21:02:17,453 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 21:02:17,453 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-11 21:02:17,454 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 21:02:17,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 21:02:17,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1439893324, now seen corresponding path program 1 times [2024-11-11 21:02:17,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 21:02:17,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009617355] [2024-11-11 21:02:17,470 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 21:02:17,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 21:02:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:17,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:18,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:18,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-11 21:02:18,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 21:02:18,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009617355] [2024-11-11 21:02:18,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009617355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 21:02:18,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 21:02:18,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-11 21:02:18,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205234878] [2024-11-11 21:02:18,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 21:02:18,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-11 21:02:18,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 21:02:18,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-11 21:02:18,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-11 21:02:18,137 INFO L87 Difference]: Start difference. First operand has 42 states, 28 states have (on average 1.3214285714285714) internal successors, (37), 33 states have internal predecessors, (37), 8 states have call successors, (8), 4 states have call predecessors, (8), 4 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-11 21:02:18,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 21:02:18,390 INFO L93 Difference]: Finished difference Result 63 states and 81 transitions. [2024-11-11 21:02:18,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 21:02:18,393 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), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2024-11-11 21:02:18,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 21:02:18,402 INFO L225 Difference]: With dead ends: 63 [2024-11-11 21:02:18,402 INFO L226 Difference]: Without dead ends: 46 [2024-11-11 21:02:18,405 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-11 21:02:18,409 INFO L435 NwaCegarLoop]: 36 mSDtfsCounter, 12 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-11 21:02:18,413 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 117 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-11 21:02:18,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2024-11-11 21:02:18,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 40. [2024-11-11 21:02:18,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 26 states have (on average 1.2692307692307692) internal successors, (33), 30 states have internal predecessors, (33), 8 states have call successors, (8), 4 states have call predecessors, (8), 5 states have return successors, (9), 8 states have call predecessors, (9), 8 states have call successors, (9) [2024-11-11 21:02:18,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 50 transitions. [2024-11-11 21:02:18,455 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 50 transitions. Word has length 15 [2024-11-11 21:02:18,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 21:02:18,455 INFO L471 AbstractCegarLoop]: Abstraction has 40 states and 50 transitions. [2024-11-11 21:02:18,455 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-11 21:02:18,456 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2024-11-11 21:02:18,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-11 21:02:18,459 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 21:02:18,459 INFO L218 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] [2024-11-11 21:02:18,460 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-11 21:02:18,460 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 21:02:18,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 21:02:18,461 INFO L85 PathProgramCache]: Analyzing trace with hash 2118287023, now seen corresponding path program 1 times [2024-11-11 21:02:18,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 21:02:18,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848322816] [2024-11-11 21:02:18,463 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 21:02:18,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 21:02:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:18,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:18,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:18,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-11 21:02:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:18,847 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-11 21:02:18,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 21:02:18,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848322816] [2024-11-11 21:02:18,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848322816] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 21:02:18,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 21:02:18,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-11 21:02:18,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768792220] [2024-11-11 21:02:18,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 21:02:18,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-11 21:02:18,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 21:02:18,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-11 21:02:18,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-11 21:02:18,851 INFO L87 Difference]: Start difference. First operand 40 states and 50 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, (3), 2 states have call predecessors, (3), 3 states have return successors, (3), 1 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-11 21:02:19,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 21:02:19,028 INFO L93 Difference]: Finished difference Result 83 states and 107 transitions. [2024-11-11 21:02:19,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 21:02:19,029 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, (3), 2 states have call predecessors, (3), 3 states have return successors, (3), 1 states have call predecessors, (3), 3 states have call successors, (3) Word has length 26 [2024-11-11 21:02:19,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 21:02:19,030 INFO L225 Difference]: With dead ends: 83 [2024-11-11 21:02:19,030 INFO L226 Difference]: Without dead ends: 46 [2024-11-11 21:02:19,031 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-11 21:02:19,032 INFO L435 NwaCegarLoop]: 33 mSDtfsCounter, 12 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-11 21:02:19,033 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 124 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-11 21:02:19,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2024-11-11 21:02:19,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 42. [2024-11-11 21:02:19,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 31 states have internal predecessors, (34), 8 states have call successors, (8), 4 states have call predecessors, (8), 6 states have return successors, (10), 8 states have call predecessors, (10), 8 states have call successors, (10) [2024-11-11 21:02:19,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 52 transitions. [2024-11-11 21:02:19,046 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 52 transitions. Word has length 26 [2024-11-11 21:02:19,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 21:02:19,046 INFO L471 AbstractCegarLoop]: Abstraction has 42 states and 52 transitions. [2024-11-11 21:02:19,047 INFO L472 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, (3), 2 states have call predecessors, (3), 3 states have return successors, (3), 1 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-11 21:02:19,047 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2024-11-11 21:02:19,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-11 21:02:19,049 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 21:02:19,049 INFO L218 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] [2024-11-11 21:02:19,049 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-11 21:02:19,049 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 21:02:19,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 21:02:19,050 INFO L85 PathProgramCache]: Analyzing trace with hash 932350083, now seen corresponding path program 1 times [2024-11-11 21:02:19,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 21:02:19,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027711959] [2024-11-11 21:02:19,051 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 21:02:19,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 21:02:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:19,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:19,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:19,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:19,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:19,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-11 21:02:19,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:19,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-11 21:02:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:19,443 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-11 21:02:19,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 21:02:19,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027711959] [2024-11-11 21:02:19,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027711959] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 21:02:19,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 21:02:19,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-11 21:02:19,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449972222] [2024-11-11 21:02:19,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 21:02:19,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-11 21:02:19,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 21:02:19,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-11 21:02:19,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-11 21:02:19,447 INFO L87 Difference]: Start difference. First operand 42 states and 52 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, (5), 3 states have call predecessors, (5), 3 states have return successors, (5), 1 states have call predecessors, (5), 3 states have call successors, (5) [2024-11-11 21:02:19,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 21:02:19,634 INFO L93 Difference]: Finished difference Result 85 states and 110 transitions. [2024-11-11 21:02:19,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-11 21:02:19,634 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, (5), 3 states have call predecessors, (5), 3 states have return successors, (5), 1 states have call predecessors, (5), 3 states have call successors, (5) Word has length 37 [2024-11-11 21:02:19,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 21:02:19,636 INFO L225 Difference]: With dead ends: 85 [2024-11-11 21:02:19,636 INFO L226 Difference]: Without dead ends: 46 [2024-11-11 21:02:19,636 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-11 21:02:19,637 INFO L435 NwaCegarLoop]: 33 mSDtfsCounter, 13 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-11 21:02:19,638 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 140 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-11 21:02:19,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2024-11-11 21:02:19,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 44. [2024-11-11 21:02:19,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 28 states have (on average 1.25) internal successors, (35), 32 states have internal predecessors, (35), 8 states have call successors, (8), 4 states have call predecessors, (8), 7 states have return successors, (11), 8 states have call predecessors, (11), 8 states have call successors, (11) [2024-11-11 21:02:19,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 54 transitions. [2024-11-11 21:02:19,651 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 54 transitions. Word has length 37 [2024-11-11 21:02:19,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 21:02:19,652 INFO L471 AbstractCegarLoop]: Abstraction has 44 states and 54 transitions. [2024-11-11 21:02:19,652 INFO L472 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, (5), 3 states have call predecessors, (5), 3 states have return successors, (5), 1 states have call predecessors, (5), 3 states have call successors, (5) [2024-11-11 21:02:19,652 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2024-11-11 21:02:19,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-11 21:02:19,656 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 21:02:19,656 INFO L218 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] [2024-11-11 21:02:19,656 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-11 21:02:19,656 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 21:02:19,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 21:02:19,657 INFO L85 PathProgramCache]: Analyzing trace with hash 718933668, now seen corresponding path program 1 times [2024-11-11 21:02:19,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 21:02:19,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826041207] [2024-11-11 21:02:19,657 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 21:02:19,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 21:02:19,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:19,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:19,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:19,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:19,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:19,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:20,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:20,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-11 21:02:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:20,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-11 21:02:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:20,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-11 21:02:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:20,073 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-11 21:02:20,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 21:02:20,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826041207] [2024-11-11 21:02:20,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826041207] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 21:02:20,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 21:02:20,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-11 21:02:20,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557958861] [2024-11-11 21:02:20,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 21:02:20,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-11 21:02:20,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 21:02:20,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-11 21:02:20,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-11 21:02:20,077 INFO L87 Difference]: Start difference. First operand 44 states and 54 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, (7), 4 states have call predecessors, (7), 3 states have return successors, (7), 1 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-11 21:02:20,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 21:02:20,229 INFO L93 Difference]: Finished difference Result 87 states and 113 transitions. [2024-11-11 21:02:20,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-11 21:02:20,230 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, (7), 4 states have call predecessors, (7), 3 states have return successors, (7), 1 states have call predecessors, (7), 3 states have call successors, (7) Word has length 48 [2024-11-11 21:02:20,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 21:02:20,231 INFO L225 Difference]: With dead ends: 87 [2024-11-11 21:02:20,231 INFO L226 Difference]: Without dead ends: 46 [2024-11-11 21:02:20,232 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-11-11 21:02:20,236 INFO L435 NwaCegarLoop]: 33 mSDtfsCounter, 27 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-11 21:02:20,236 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 133 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-11 21:02:20,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2024-11-11 21:02:20,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2024-11-11 21:02:20,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 29 states have (on average 1.2413793103448276) internal successors, (36), 33 states have internal predecessors, (36), 8 states have call successors, (8), 4 states have call predecessors, (8), 8 states have return successors, (12), 8 states have call predecessors, (12), 8 states have call successors, (12) [2024-11-11 21:02:20,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 56 transitions. [2024-11-11 21:02:20,251 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 56 transitions. Word has length 48 [2024-11-11 21:02:20,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 21:02:20,251 INFO L471 AbstractCegarLoop]: Abstraction has 46 states and 56 transitions. [2024-11-11 21:02:20,251 INFO L472 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, (7), 4 states have call predecessors, (7), 3 states have return successors, (7), 1 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-11 21:02:20,251 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2024-11-11 21:02:20,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-11 21:02:20,253 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 21:02:20,253 INFO L218 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] [2024-11-11 21:02:20,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-11 21:02:20,255 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 21:02:20,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 21:02:20,256 INFO L85 PathProgramCache]: Analyzing trace with hash 276627555, now seen corresponding path program 1 times [2024-11-11 21:02:20,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 21:02:20,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560958668] [2024-11-11 21:02:20,257 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 21:02:20,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 21:02:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:20,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:20,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:20,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:20,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:20,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:21,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:21,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:21,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:21,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:21,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-11 21:02:21,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:21,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-11 21:02:21,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:21,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-11 21:02:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:21,188 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-11 21:02:21,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 21:02:21,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560958668] [2024-11-11 21:02:21,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560958668] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 21:02:21,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2121922022] [2024-11-11 21:02:21,189 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 21:02:21,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 21:02:21,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 21:02:21,192 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 21:02:21,193 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-11 21:02:21,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:21,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-11 21:02:21,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 21:02:21,404 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 15 treesize of output 1 [2024-11-11 21:02:21,658 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-11 21:02:21,658 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-11 21:02:22,426 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-11 21:02:22,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2121922022] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-11 21:02:22,427 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-11 21:02:22,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 9, 10] total 30 [2024-11-11 21:02:22,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770552911] [2024-11-11 21:02:22,428 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-11 21:02:22,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-11 21:02:22,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 21:02:22,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-11 21:02:22,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=760, Unknown=0, NotChecked=0, Total=870 [2024-11-11 21:02:22,430 INFO L87 Difference]: Start difference. First operand 46 states and 56 transitions. Second operand has 30 states, 23 states have (on average 2.739130434782609) internal successors, (63), 22 states have internal predecessors, (63), 11 states have call successors, (21), 9 states have call predecessors, (21), 8 states have return successors, (18), 8 states have call predecessors, (18), 11 states have call successors, (18) [2024-11-11 21:02:23,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 21:02:23,102 INFO L93 Difference]: Finished difference Result 94 states and 121 transitions. [2024-11-11 21:02:23,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-11 21:02:23,102 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 23 states have (on average 2.739130434782609) internal successors, (63), 22 states have internal predecessors, (63), 11 states have call successors, (21), 9 states have call predecessors, (21), 8 states have return successors, (18), 8 states have call predecessors, (18), 11 states have call successors, (18) Word has length 53 [2024-11-11 21:02:23,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 21:02:23,103 INFO L225 Difference]: With dead ends: 94 [2024-11-11 21:02:23,103 INFO L226 Difference]: Without dead ends: 51 [2024-11-11 21:02:23,104 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=205, Invalid=1277, Unknown=0, NotChecked=0, Total=1482 [2024-11-11 21:02:23,105 INFO L435 NwaCegarLoop]: 30 mSDtfsCounter, 30 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 563 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-11 21:02:23,106 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 378 Invalid, 584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 563 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-11 21:02:23,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2024-11-11 21:02:23,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 50. [2024-11-11 21:02:23,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 35 states have internal predecessors, (38), 8 states have call successors, (8), 4 states have call predecessors, (8), 10 states have return successors, (14), 10 states have call predecessors, (14), 8 states have call successors, (14) [2024-11-11 21:02:23,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 60 transitions. [2024-11-11 21:02:23,114 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 60 transitions. Word has length 53 [2024-11-11 21:02:23,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 21:02:23,115 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 60 transitions. [2024-11-11 21:02:23,115 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 23 states have (on average 2.739130434782609) internal successors, (63), 22 states have internal predecessors, (63), 11 states have call successors, (21), 9 states have call predecessors, (21), 8 states have return successors, (18), 8 states have call predecessors, (18), 11 states have call successors, (18) [2024-11-11 21:02:23,115 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2024-11-11 21:02:23,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-11 21:02:23,116 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 21:02:23,116 INFO L218 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] [2024-11-11 21:02:23,134 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-11 21:02:23,320 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 21:02:23,321 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 21:02:23,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 21:02:23,321 INFO L85 PathProgramCache]: Analyzing trace with hash 397899827, now seen corresponding path program 2 times [2024-11-11 21:02:23,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 21:02:23,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858952920] [2024-11-11 21:02:23,322 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 21:02:23,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 21:02:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:23,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:23,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:24,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:24,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:24,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:24,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:24,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:24,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:24,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 21:02:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:24,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:24,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:24,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:24,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:24,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-11 21:02:24,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:24,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-11 21:02:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:24,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-11 21:02:24,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:24,806 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 10 proven. 42 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-11 21:02:24,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 21:02:24,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858952920] [2024-11-11 21:02:24,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858952920] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 21:02:24,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1847471456] [2024-11-11 21:02:24,807 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-11 21:02:24,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 21:02:24,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 21:02:24,809 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 21:02:24,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-11 21:02:24,964 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-11 21:02:24,964 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-11 21:02:24,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-11 21:02:24,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 21:02:25,008 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 15 treesize of output 1 [2024-11-11 21:02:25,143 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 36 treesize of output 13 [2024-11-11 21:02:25,208 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 15 treesize of output 7 [2024-11-11 21:02:25,246 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-11 21:02:25,246 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-11 21:02:25,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1847471456] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 21:02:25,692 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-11 21:02:25,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11] total 24 [2024-11-11 21:02:25,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241116130] [2024-11-11 21:02:25,692 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-11 21:02:25,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-11 21:02:25,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 21:02:25,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-11 21:02:25,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=668, Unknown=0, NotChecked=0, Total=756 [2024-11-11 21:02:25,696 INFO L87 Difference]: Start difference. First operand 50 states and 60 transitions. Second operand has 24 states, 20 states have (on average 3.15) internal successors, (63), 20 states have internal predecessors, (63), 9 states have call successors, (20), 6 states have call predecessors, (20), 8 states have return successors, (17), 8 states have call predecessors, (17), 9 states have call successors, (17) [2024-11-11 21:02:26,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 21:02:26,383 INFO L93 Difference]: Finished difference Result 121 states and 157 transitions. [2024-11-11 21:02:26,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-11 21:02:26,383 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 20 states have (on average 3.15) internal successors, (63), 20 states have internal predecessors, (63), 9 states have call successors, (20), 6 states have call predecessors, (20), 8 states have return successors, (17), 8 states have call predecessors, (17), 9 states have call successors, (17) Word has length 79 [2024-11-11 21:02:26,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 21:02:26,385 INFO L225 Difference]: With dead ends: 121 [2024-11-11 21:02:26,385 INFO L226 Difference]: Without dead ends: 74 [2024-11-11 21:02:26,386 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 391 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=234, Invalid=1572, Unknown=0, NotChecked=0, Total=1806 [2024-11-11 21:02:26,388 INFO L435 NwaCegarLoop]: 23 mSDtfsCounter, 75 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 581 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-11 21:02:26,388 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 258 Invalid, 623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 581 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-11 21:02:26,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-11 21:02:26,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 66. [2024-11-11 21:02:26,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 42 states have (on average 1.2142857142857142) internal successors, (51), 45 states have internal predecessors, (51), 9 states have call successors, (9), 5 states have call predecessors, (9), 14 states have return successors, (22), 15 states have call predecessors, (22), 9 states have call successors, (22) [2024-11-11 21:02:26,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 82 transitions. [2024-11-11 21:02:26,410 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 82 transitions. Word has length 79 [2024-11-11 21:02:26,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 21:02:26,411 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 82 transitions. [2024-11-11 21:02:26,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 20 states have (on average 3.15) internal successors, (63), 20 states have internal predecessors, (63), 9 states have call successors, (20), 6 states have call predecessors, (20), 8 states have return successors, (17), 8 states have call predecessors, (17), 9 states have call successors, (17) [2024-11-11 21:02:26,411 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 82 transitions. [2024-11-11 21:02:26,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-11 21:02:26,413 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 21:02:26,414 INFO L218 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] [2024-11-11 21:02:26,432 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-11 21:02:26,614 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-11 21:02:26,615 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 21:02:26,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 21:02:26,615 INFO L85 PathProgramCache]: Analyzing trace with hash 611614993, now seen corresponding path program 1 times [2024-11-11 21:02:26,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 21:02:26,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222058696] [2024-11-11 21:02:26,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 21:02:26,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 21:02:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:27,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:27,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:27,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:27,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:27,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:28,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:28,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:28,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:28,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:28,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:28,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:28,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-11 21:02:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:28,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:28,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:28,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:28,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:28,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:28,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-11 21:02:28,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:28,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-11 21:02:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:28,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-11 21:02:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:28,462 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 12 proven. 75 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-11-11 21:02:28,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 21:02:28,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222058696] [2024-11-11 21:02:28,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222058696] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 21:02:28,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [602124980] [2024-11-11 21:02:28,463 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 21:02:28,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 21:02:28,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 21:02:28,465 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 21:02:28,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-11 21:02:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:28,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-11 21:02:28,629 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 21:02:28,632 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 [2024-11-11 21:02:28,820 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-11 21:02:28,821 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-11 21:02:29,137 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 [2024-11-11 21:02:29,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [602124980] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 21:02:29,448 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-11 21:02:29,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 9] total 23 [2024-11-11 21:02:29,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541547968] [2024-11-11 21:02:29,448 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-11 21:02:29,449 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-11 21:02:29,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 21:02:29,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-11 21:02:29,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=867, Unknown=0, NotChecked=0, Total=992 [2024-11-11 21:02:29,452 INFO L87 Difference]: Start difference. First operand 66 states and 82 transitions. Second operand has 23 states, 18 states have (on average 3.111111111111111) internal successors, (56), 18 states have internal predecessors, (56), 8 states have call successors, (20), 6 states have call predecessors, (20), 8 states have return successors, (18), 7 states have call predecessors, (18), 8 states have call successors, (18) [2024-11-11 21:02:30,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 21:02:30,030 INFO L93 Difference]: Finished difference Result 135 states and 183 transitions. [2024-11-11 21:02:30,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-11 21:02:30,031 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 18 states have (on average 3.111111111111111) internal successors, (56), 18 states have internal predecessors, (56), 8 states have call successors, (20), 6 states have call predecessors, (20), 8 states have return successors, (18), 7 states have call predecessors, (18), 8 states have call successors, (18) Word has length 89 [2024-11-11 21:02:30,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 21:02:30,033 INFO L225 Difference]: With dead ends: 135 [2024-11-11 21:02:30,033 INFO L226 Difference]: Without dead ends: 72 [2024-11-11 21:02:30,034 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 442 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=282, Invalid=1610, Unknown=0, NotChecked=0, Total=1892 [2024-11-11 21:02:30,035 INFO L435 NwaCegarLoop]: 18 mSDtfsCounter, 38 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 473 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-11 21:02:30,036 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 201 Invalid, 492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 473 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-11 21:02:30,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-11 21:02:30,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-11-11 21:02:30,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 45 states have (on average 1.2) internal successors, (54), 48 states have internal predecessors, (54), 9 states have call successors, (9), 5 states have call predecessors, (9), 17 states have return successors, (27), 18 states have call predecessors, (27), 9 states have call successors, (27) [2024-11-11 21:02:30,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 90 transitions. [2024-11-11 21:02:30,049 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 90 transitions. Word has length 89 [2024-11-11 21:02:30,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 21:02:30,051 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 90 transitions. [2024-11-11 21:02:30,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 18 states have (on average 3.111111111111111) internal successors, (56), 18 states have internal predecessors, (56), 8 states have call successors, (20), 6 states have call predecessors, (20), 8 states have return successors, (18), 7 states have call predecessors, (18), 8 states have call successors, (18) [2024-11-11 21:02:30,051 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 90 transitions. [2024-11-11 21:02:30,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-11 21:02:30,056 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 21:02:30,056 INFO L218 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] [2024-11-11 21:02:30,073 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-11 21:02:30,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 21:02:30,257 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 21:02:30,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 21:02:30,258 INFO L85 PathProgramCache]: Analyzing trace with hash -1401793828, now seen corresponding path program 2 times [2024-11-11 21:02:30,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 21:02:30,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16276199] [2024-11-11 21:02:30,258 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 21:02:30,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 21:02:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:31,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:32,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:32,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:32,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:32,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:32,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-11 21:02:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-11 21:02:33,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-11 21:02:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-11 21:02:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-11 21:02:33,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-11 21:02:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-11 21:02:33,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-11 21:02:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:33,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1000 backedges. 10 proven. 320 refuted. 0 times theorem prover too weak. 670 trivial. 0 not checked. [2024-11-11 21:02:33,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 21:02:33,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16276199] [2024-11-11 21:02:33,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16276199] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 21:02:33,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1405152713] [2024-11-11 21:02:33,561 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-11 21:02:33,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 21:02:33,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 21:02:33,563 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 21:02:33,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-11 21:02:33,805 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-11 21:02:33,806 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-11 21:02:33,811 INFO L256 TraceCheckSpWp]: Trace formula consists of 941 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-11 21:02:33,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 21:02:33,829 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 15 treesize of output 1 [2024-11-11 21:02:34,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1000 backedges. 536 proven. 3 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2024-11-11 21:02:34,014 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-11 21:02:34,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1000 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 970 trivial. 0 not checked. [2024-11-11 21:02:34,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1405152713] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-11 21:02:34,995 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-11 21:02:34,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 9, 10] total 30 [2024-11-11 21:02:34,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700711398] [2024-11-11 21:02:34,996 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-11 21:02:34,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-11 21:02:34,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 21:02:34,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-11 21:02:34,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2024-11-11 21:02:34,998 INFO L87 Difference]: Start difference. First operand 72 states and 90 transitions. Second operand has 30 states, 24 states have (on average 3.25) internal successors, (78), 23 states have internal predecessors, (78), 10 states have call successors, (35), 9 states have call predecessors, (35), 11 states have return successors, (31), 10 states have call predecessors, (31), 10 states have call successors, (31) [2024-11-11 21:02:35,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 21:02:35,421 INFO L93 Difference]: Finished difference Result 131 states and 172 transitions. [2024-11-11 21:02:35,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-11 21:02:35,422 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 24 states have (on average 3.25) internal successors, (78), 23 states have internal predecessors, (78), 10 states have call successors, (35), 9 states have call predecessors, (35), 11 states have return successors, (31), 10 states have call predecessors, (31), 10 states have call successors, (31) Word has length 183 [2024-11-11 21:02:35,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 21:02:35,423 INFO L225 Difference]: With dead ends: 131 [2024-11-11 21:02:35,423 INFO L226 Difference]: Without dead ends: 62 [2024-11-11 21:02:35,424 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 458 GetRequests, 417 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 411 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=264, Invalid=1542, Unknown=0, NotChecked=0, Total=1806 [2024-11-11 21:02:35,425 INFO L435 NwaCegarLoop]: 24 mSDtfsCounter, 50 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-11 21:02:35,425 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 255 Invalid, 405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 377 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-11 21:02:35,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-11-11 21:02:35,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2024-11-11 21:02:35,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 38 states have (on average 1.1842105263157894) internal successors, (45), 42 states have internal predecessors, (45), 8 states have call successors, (8), 4 states have call predecessors, (8), 15 states have return successors, (19), 15 states have call predecessors, (19), 8 states have call successors, (19) [2024-11-11 21:02:35,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 72 transitions. [2024-11-11 21:02:35,440 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 72 transitions. Word has length 183 [2024-11-11 21:02:35,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 21:02:35,441 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 72 transitions. [2024-11-11 21:02:35,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 24 states have (on average 3.25) internal successors, (78), 23 states have internal predecessors, (78), 10 states have call successors, (35), 9 states have call predecessors, (35), 11 states have return successors, (31), 10 states have call predecessors, (31), 10 states have call successors, (31) [2024-11-11 21:02:35,441 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 72 transitions. [2024-11-11 21:02:35,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2024-11-11 21:02:35,444 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 21:02:35,445 INFO L218 NwaCegarLoop]: trace histogram [48, 48, 40, 40, 40, 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] [2024-11-11 21:02:35,460 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-11 21:02:35,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 21:02:35,645 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 21:02:35,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 21:02:35,646 INFO L85 PathProgramCache]: Analyzing trace with hash 566723552, now seen corresponding path program 3 times [2024-11-11 21:02:35,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 21:02:35,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106313327] [2024-11-11 21:02:35,646 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 21:02:35,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 21:02:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:37,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:39,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:39,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:39,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-11 21:02:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-11 21:02:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-11 21:02:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-11 21:02:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-11 21:02:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-11 21:02:40,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-11 21:02:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-11 21:02:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:40,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:40,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-11 21:02:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-11 21:02:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-11 21:02:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-11 21:02:41,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-11 21:02:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-11 21:02:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:41,124 INFO L134 CoverageAnalysis]: Checked inductivity of 5733 backedges. 20 proven. 1019 refuted. 0 times theorem prover too weak. 4694 trivial. 0 not checked. [2024-11-11 21:02:41,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 21:02:41,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106313327] [2024-11-11 21:02:41,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106313327] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 21:02:41,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [16920522] [2024-11-11 21:02:41,125 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-11 21:02:41,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 21:02:41,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 21:02:41,127 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 21:02:41,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-11 21:02:41,407 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-11 21:02:41,407 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-11 21:02:41,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-11-11 21:02:41,422 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 21:02:41,428 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 [2024-11-11 21:02:41,711 INFO L134 CoverageAnalysis]: Checked inductivity of 5733 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 5721 trivial. 0 not checked. [2024-11-11 21:02:41,711 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-11 21:02:43,702 INFO L134 CoverageAnalysis]: Checked inductivity of 5733 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 5718 trivial. 0 not checked. [2024-11-11 21:02:43,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [16920522] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-11 21:02:43,703 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-11 21:02:43,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 12, 14] total 40 [2024-11-11 21:02:43,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593988155] [2024-11-11 21:02:43,704 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-11 21:02:43,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-11-11 21:02:43,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 21:02:43,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-11-11 21:02:43,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1367, Unknown=0, NotChecked=0, Total=1560 [2024-11-11 21:02:43,709 INFO L87 Difference]: Start difference. First operand 62 states and 72 transitions. Second operand has 40 states, 31 states have (on average 2.4193548387096775) internal successors, (75), 32 states have internal predecessors, (75), 15 states have call successors, (29), 9 states have call predecessors, (29), 14 states have return successors, (29), 15 states have call predecessors, (29), 15 states have call successors, (29) [2024-11-11 21:02:44,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 21:02:44,323 INFO L93 Difference]: Finished difference Result 125 states and 155 transitions. [2024-11-11 21:02:44,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-11 21:02:44,323 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 31 states have (on average 2.4193548387096775) internal successors, (75), 32 states have internal predecessors, (75), 15 states have call successors, (29), 9 states have call predecessors, (29), 14 states have return successors, (29), 15 states have call predecessors, (29), 15 states have call successors, (29) Word has length 369 [2024-11-11 21:02:44,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 21:02:44,325 INFO L225 Difference]: With dead ends: 125 [2024-11-11 21:02:44,325 INFO L226 Difference]: Without dead ends: 66 [2024-11-11 21:02:44,327 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 905 GetRequests, 853 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 748 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=401, Invalid=2461, Unknown=0, NotChecked=0, Total=2862 [2024-11-11 21:02:44,328 INFO L435 NwaCegarLoop]: 18 mSDtfsCounter, 90 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-11 21:02:44,328 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 228 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-11 21:02:44,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2024-11-11 21:02:44,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2024-11-11 21:02:44,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 40 states have (on average 1.175) internal successors, (47), 44 states have internal predecessors, (47), 8 states have call successors, (8), 4 states have call predecessors, (8), 17 states have return successors, (21), 17 states have call predecessors, (21), 8 states have call successors, (21) [2024-11-11 21:02:44,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 76 transitions. [2024-11-11 21:02:44,344 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 76 transitions. Word has length 369 [2024-11-11 21:02:44,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 21:02:44,344 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 76 transitions. [2024-11-11 21:02:44,344 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 31 states have (on average 2.4193548387096775) internal successors, (75), 32 states have internal predecessors, (75), 15 states have call successors, (29), 9 states have call predecessors, (29), 14 states have return successors, (29), 15 states have call predecessors, (29), 15 states have call successors, (29) [2024-11-11 21:02:44,345 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 76 transitions. [2024-11-11 21:02:44,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 607 [2024-11-11 21:02:44,354 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 21:02:44,354 INFO L218 NwaCegarLoop]: trace histogram [84, 84, 72, 72, 72, 18, 18, 12, 12, 12, 12, 12, 12, 12, 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] [2024-11-11 21:02:44,372 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-11 21:02:44,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 21:02:44,559 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 21:02:44,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 21:02:44,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1677500891, now seen corresponding path program 4 times [2024-11-11 21:02:44,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 21:02:44,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073485524] [2024-11-11 21:02:44,560 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 21:02:44,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 21:02:44,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:45,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:47,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:47,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:47,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:47,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:47,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:47,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:47,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:47,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:47,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:47,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:47,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:47,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:47,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:47,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:02:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:02:48,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-11 21:02:48,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:02:48,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:02:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-11 21:02:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-11 21:02:48,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:02:48,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:02:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-11 21:02:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:02:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:02:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-11 21:02:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-11 21:02:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:02:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:02:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-11 21:02:48,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:02:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:48,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:02:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:49,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-11 21:02:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:49,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-11 21:02:49,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:49,009 INFO L134 CoverageAnalysis]: Checked inductivity of 17532 backedges. 14 proven. 234 refuted. 0 times theorem prover too weak. 17284 trivial. 0 not checked. [2024-11-11 21:02:49,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 21:02:49,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073485524] [2024-11-11 21:02:49,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073485524] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 21:02:49,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1120899902] [2024-11-11 21:02:49,009 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-11 21:02:49,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 21:02:49,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 21:02:49,011 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 21:02:49,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-11 21:02:49,631 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-11 21:02:49,631 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-11 21:02:49,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 2733 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-11 21:02:49,653 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 21:02:49,666 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 15 treesize of output 1 [2024-11-11 21:02:49,840 INFO L134 CoverageAnalysis]: Checked inductivity of 17532 backedges. 7911 proven. 8 refuted. 0 times theorem prover too weak. 9613 trivial. 0 not checked. [2024-11-11 21:02:49,841 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-11 21:02:52,768 INFO L134 CoverageAnalysis]: Checked inductivity of 17532 backedges. 61 proven. 247 refuted. 0 times theorem prover too weak. 17224 trivial. 0 not checked. [2024-11-11 21:02:52,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1120899902] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-11 21:02:52,768 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-11 21:02:52,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 10, 14] total 34 [2024-11-11 21:02:52,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313670556] [2024-11-11 21:02:52,769 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-11 21:02:52,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-11 21:02:52,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 21:02:52,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-11 21:02:52,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=928, Unknown=0, NotChecked=0, Total=1122 [2024-11-11 21:02:52,771 INFO L87 Difference]: Start difference. First operand 66 states and 76 transitions. Second operand has 34 states, 26 states have (on average 3.1923076923076925) internal successors, (83), 26 states have internal predecessors, (83), 14 states have call successors, (40), 10 states have call predecessors, (40), 9 states have return successors, (32), 11 states have call predecessors, (32), 14 states have call successors, (32) [2024-11-11 21:02:53,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-11 21:02:53,110 INFO L93 Difference]: Finished difference Result 133 states and 161 transitions. [2024-11-11 21:02:53,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-11 21:02:53,110 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 26 states have (on average 3.1923076923076925) internal successors, (83), 26 states have internal predecessors, (83), 14 states have call successors, (40), 10 states have call predecessors, (40), 9 states have return successors, (32), 11 states have call predecessors, (32), 14 states have call successors, (32) Word has length 606 [2024-11-11 21:02:53,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-11 21:02:53,111 INFO L225 Difference]: With dead ends: 133 [2024-11-11 21:02:53,111 INFO L226 Difference]: Without dead ends: 70 [2024-11-11 21:02:53,112 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1458 GetRequests, 1418 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 508 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=281, Invalid=1279, Unknown=0, NotChecked=0, Total=1560 [2024-11-11 21:02:53,113 INFO L435 NwaCegarLoop]: 31 mSDtfsCounter, 47 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 295 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-11 21:02:53,113 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 255 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 295 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-11 21:02:53,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-11 21:02:53,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-11 21:02:53,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 42 states have (on average 1.1666666666666667) internal successors, (49), 46 states have internal predecessors, (49), 8 states have call successors, (8), 4 states have call predecessors, (8), 19 states have return successors, (23), 19 states have call predecessors, (23), 8 states have call successors, (23) [2024-11-11 21:02:53,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 80 transitions. [2024-11-11 21:02:53,125 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 80 transitions. Word has length 606 [2024-11-11 21:02:53,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-11 21:02:53,126 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 80 transitions. [2024-11-11 21:02:53,126 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 26 states have (on average 3.1923076923076925) internal successors, (83), 26 states have internal predecessors, (83), 14 states have call successors, (40), 10 states have call predecessors, (40), 9 states have return successors, (32), 11 states have call predecessors, (32), 14 states have call successors, (32) [2024-11-11 21:02:53,126 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 80 transitions. [2024-11-11 21:02:53,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1099 [2024-11-11 21:02:53,155 INFO L210 NwaCegarLoop]: Found error trace [2024-11-11 21:02:53,155 INFO L218 NwaCegarLoop]: trace histogram [168, 168, 144, 144, 144, 30, 30, 24, 24, 24, 24, 24, 24, 24, 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] [2024-11-11 21:02:53,175 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-11 21:02:53,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 21:02:53,356 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-11 21:02:53,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 21:02:53,357 INFO L85 PathProgramCache]: Analyzing trace with hash -1060430491, now seen corresponding path program 5 times [2024-11-11 21:02:53,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 21:02:53,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997639800] [2024-11-11 21:02:53,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 21:02:53,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 21:02:53,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:02:56,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:02:57,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:00,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:01,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-11 21:03:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:02,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:02,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:03,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-11 21:03:03,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-11 21:03:03,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:03,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:03,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-11 21:03:03,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-11 21:03:03,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-11 21:03:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:03,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:04,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-11 21:03:04,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:04,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:04,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-11 21:03:04,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-11 21:03:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-11 21:03:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-11 21:03:04,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 21:03:04,675 INFO L134 CoverageAnalysis]: Checked inductivity of 69198 backedges. 22 proven. 670 refuted. 0 times theorem prover too weak. 68506 trivial. 0 not checked. [2024-11-11 21:03:04,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 21:03:04,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997639800] [2024-11-11 21:03:04,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997639800] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 21:03:04,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1181686806] [2024-11-11 21:03:04,676 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-11 21:03:04,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 21:03:04,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-11 21:03:04,678 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 21:03:04,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process