./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d 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/seq-mthreaded/rekcba_nxt.1.M1-1.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 f077881e7f4fa96e31e8798f1b4a7ec1ee00f86778c2b79845cdeaf2537e700e --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 08:22:56,822 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 08:22:56,906 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 08:22:56,911 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 08:22:56,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 08:22:56,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 08:22:56,937 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 08:22:56,937 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 08:22:56,938 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 08:22:56,939 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 08:22:56,940 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 08:22:56,940 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 08:22:56,940 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 08:22:56,941 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 08:22:56,942 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 08:22:56,942 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 08:22:56,943 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 08:22:56,943 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 08:22:56,943 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 08:22:56,943 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 08:22:56,943 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 08:22:56,944 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 08:22:56,946 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 08:22:56,946 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 08:22:56,947 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 08:22:56,947 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 08:22:56,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 08:22:56,947 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 08:22:56,947 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 08:22:56,947 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 08:22:56,948 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 08:22:56,948 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 08:22:56,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:22:56,948 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 08:22:56,948 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 08:22:56,948 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 08:22:56,948 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 08:22:56,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 08:22:56,949 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 08:22:56,949 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 08:22:56,949 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 08:22:56,950 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 08:22:56,950 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f077881e7f4fa96e31e8798f1b4a7ec1ee00f86778c2b79845cdeaf2537e700e [2024-11-16 08:22:57,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 08:22:57,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 08:22:57,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 08:22:57,174 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 08:22:57,174 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 08:22:57,175 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-1.c [2024-11-16 08:22:58,436 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 08:22:58,692 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 08:22:58,692 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-1.c [2024-11-16 08:22:58,707 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/775e62727/93f0f54c52e447b091a3ec8d2fd951ae/FLAG61fceb2d6 [2024-11-16 08:22:59,028 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/775e62727/93f0f54c52e447b091a3ec8d2fd951ae [2024-11-16 08:22:59,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 08:22:59,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 08:22:59,032 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 08:22:59,032 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 08:22:59,036 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 08:22:59,037 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:22:59" (1/1) ... [2024-11-16 08:22:59,038 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10d437e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:22:59, skipping insertion in model container [2024-11-16 08:22:59,038 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:22:59" (1/1) ... [2024-11-16 08:22:59,076 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 08:22:59,233 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/seq-mthreaded/rekcba_nxt.1.M1-1.c[1674,1687] [2024-11-16 08:22:59,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:22:59,491 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 08:22:59,499 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.bug1.i","-S") [42] [2024-11-16 08:22:59,503 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/seq-mthreaded/rekcba_nxt.1.M1-1.c[1674,1687] [2024-11-16 08:22:59,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:22:59,663 INFO L204 MainTranslator]: Completed translation [2024-11-16 08:22:59,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:22:59 WrapperNode [2024-11-16 08:22:59,664 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 08:22:59,665 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 08:22:59,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 08:22:59,666 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 08:22:59,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:22:59" (1/1) ... [2024-11-16 08:22:59,716 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:22:59" (1/1) ... [2024-11-16 08:22:59,861 INFO L138 Inliner]: procedures = 57, calls = 1828, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 3994 [2024-11-16 08:22:59,862 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 08:22:59,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 08:22:59,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 08:22:59,863 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 08:22:59,871 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:22:59" (1/1) ... [2024-11-16 08:22:59,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:22:59" (1/1) ... [2024-11-16 08:22:59,892 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:22:59" (1/1) ... [2024-11-16 08:22:59,953 INFO L175 MemorySlicer]: Split 1382 memory accesses to 17 slices as follows [2, 8, 264, 305, 156, 113, 79, 2, 57, 83, 4, 105, 82, 105, 7, 8, 2]. 22 percent of accesses are in the largest equivalence class. The 166 initializations are split as follows [2, 0, 24, 24, 2, 2, 1, 0, 1, 27, 0, 27, 27, 27, 2, 0, 0]. The 175 writes are split as follows [0, 4, 24, 24, 2, 2, 1, 1, 1, 28, 0, 26, 28, 26, 3, 4, 1]. [2024-11-16 08:22:59,953 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:22:59" (1/1) ... [2024-11-16 08:22:59,953 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:22:59" (1/1) ... [2024-11-16 08:23:00,211 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:22:59" (1/1) ... [2024-11-16 08:23:00,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:22:59" (1/1) ... [2024-11-16 08:23:00,284 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:22:59" (1/1) ... [2024-11-16 08:23:00,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:22:59" (1/1) ... [2024-11-16 08:23:00,338 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 08:23:00,341 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 08:23:00,341 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 08:23:00,342 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 08:23:00,343 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:22:59" (1/1) ... [2024-11-16 08:23:00,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:23:00,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 08:23:00,374 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) [2024-11-16 08:23:00,382 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 [2024-11-16 08:23:00,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 08:23:00,421 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-16 08:23:00,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-16 08:23:00,422 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-11-16 08:23:00,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-11-16 08:23:00,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-16 08:23:00,423 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-16 08:23:00,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-16 08:23:00,423 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-16 08:23:00,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-16 08:23:00,423 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-11-16 08:23:00,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-11-16 08:23:00,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-16 08:23:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-16 08:23:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-16 08:23:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-16 08:23:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-16 08:23:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-16 08:23:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-16 08:23:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-16 08:23:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-16 08:23:00,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-16 08:23:00,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-16 08:23:00,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-16 08:23:00,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-16 08:23:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-16 08:23:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-16 08:23:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-16 08:23:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-16 08:23:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-16 08:23:00,426 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-16 08:23:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-11-16 08:23:00,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-11-16 08:23:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-16 08:23:00,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-11-16 08:23:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-16 08:23:00,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-11-16 08:23:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-16 08:23:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2024-11-16 08:23:00,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2024-11-16 08:23:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-16 08:23:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-16 08:23:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-16 08:23:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-16 08:23:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-16 08:23:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-16 08:23:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-16 08:23:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-16 08:23:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-16 08:23:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-16 08:23:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-16 08:23:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-16 08:23:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-16 08:23:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-16 08:23:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-16 08:23:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-16 08:23:00,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-16 08:23:00,429 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-11-16 08:23:00,429 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-11-16 08:23:00,429 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 08:23:00,429 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 08:23:00,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 08:23:00,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-16 08:23:00,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-16 08:23:00,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-16 08:23:00,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-16 08:23:00,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-16 08:23:00,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-16 08:23:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-16 08:23:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-16 08:23:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-16 08:23:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-16 08:23:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-16 08:23:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-16 08:23:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-16 08:23:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-16 08:23:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-16 08:23:00,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-16 08:23:00,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 08:23:00,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 08:23:00,432 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-11-16 08:23:00,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-11-16 08:23:00,432 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-16 08:23:00,432 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-16 08:23:00,432 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-11-16 08:23:00,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-11-16 08:23:00,700 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 08:23:00,702 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 08:23:00,995 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L209: call ULTIMATE.dealloc(OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset);havoc OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset;call ULTIMATE.dealloc(OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset);havoc OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset; [2024-11-16 08:23:00,995 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L82: call ULTIMATE.dealloc(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset);havoc balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset;call ULTIMATE.dealloc(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset);havoc balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset; [2024-11-16 08:23:04,755 INFO L? ?]: Removed 193 outVars from TransFormulas that were not future-live. [2024-11-16 08:23:04,755 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 08:23:04,778 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 08:23:04,779 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 08:23:04,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:23:04 BoogieIcfgContainer [2024-11-16 08:23:04,779 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 08:23:04,781 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 08:23:04,781 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 08:23:04,783 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 08:23:04,783 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 08:22:59" (1/3) ... [2024-11-16 08:23:04,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c8fcfdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:23:04, skipping insertion in model container [2024-11-16 08:23:04,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:22:59" (2/3) ... [2024-11-16 08:23:04,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c8fcfdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:23:04, skipping insertion in model container [2024-11-16 08:23:04,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:23:04" (3/3) ... [2024-11-16 08:23:04,785 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_nxt.1.M1-1.c [2024-11-16 08:23:04,797 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 08:23:04,797 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 08:23:04,858 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 08:23:04,863 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;@6e66f172, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 08:23:04,863 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 08:23:04,870 INFO L276 IsEmpty]: Start isEmpty. Operand has 1141 states, 732 states have (on average 1.2882513661202186) internal successors, (943), 764 states have internal predecessors, (943), 392 states have call successors, (392), 15 states have call predecessors, (392), 15 states have return successors, (392), 390 states have call predecessors, (392), 392 states have call successors, (392) [2024-11-16 08:23:04,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 724 [2024-11-16 08:23:04,912 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:23:04,913 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:23:04,913 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 08:23:04,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:23:04,917 INFO L85 PathProgramCache]: Analyzing trace with hash 1513893697, now seen corresponding path program 1 times [2024-11-16 08:23:04,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:23:04,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965863993] [2024-11-16 08:23:04,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:23:04,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:23:05,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-16 08:23:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-16 08:23:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 08:23:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 08:23:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 08:23:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 08:23:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 08:23:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 08:23:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 08:23:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 08:23:05,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 08:23:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 08:23:05,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 08:23:05,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 08:23:05,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-16 08:23:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 08:23:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 08:23:05,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 08:23:05,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 08:23:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 08:23:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 08:23:05,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 08:23:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 08:23:05,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 08:23:05,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 08:23:05,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-16 08:23:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 08:23:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 08:23:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 08:23:05,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 08:23:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 08:23:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 08:23:05,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 08:23:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-11-16 08:23:05,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2024-11-16 08:23:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-11-16 08:23:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2024-11-16 08:23:05,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-16 08:23:05,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-16 08:23:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-16 08:23:05,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2024-11-16 08:23:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-11-16 08:23:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-16 08:23:05,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2024-11-16 08:23:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2024-11-16 08:23:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2024-11-16 08:23:05,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2024-11-16 08:23:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2024-11-16 08:23:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2024-11-16 08:23:05,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 501 [2024-11-16 08:23:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2024-11-16 08:23:05,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2024-11-16 08:23:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2024-11-16 08:23:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 525 [2024-11-16 08:23:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2024-11-16 08:23:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2024-11-16 08:23:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2024-11-16 08:23:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2024-11-16 08:23:05,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2024-11-16 08:23:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2024-11-16 08:23:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2024-11-16 08:23:05,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2024-11-16 08:23:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2024-11-16 08:23:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2024-11-16 08:23:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2024-11-16 08:23:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-16 08:23:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2024-11-16 08:23:05,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2024-11-16 08:23:05,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2024-11-16 08:23:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2024-11-16 08:23:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 627 [2024-11-16 08:23:05,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2024-11-16 08:23:05,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2024-11-16 08:23:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 645 [2024-11-16 08:23:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2024-11-16 08:23:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2024-11-16 08:23:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-11-16 08:23:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 669 [2024-11-16 08:23:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 675 [2024-11-16 08:23:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2024-11-16 08:23:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 687 [2024-11-16 08:23:05,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2024-11-16 08:23:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 699 [2024-11-16 08:23:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 705 [2024-11-16 08:23:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 711 [2024-11-16 08:23:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:05,981 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-11-16 08:23:05,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:23:05,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965863993] [2024-11-16 08:23:05,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965863993] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:23:05,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:23:05,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 08:23:05,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131940586] [2024-11-16 08:23:05,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:23:05,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 08:23:05,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:23:06,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 08:23:06,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 08:23:06,008 INFO L87 Difference]: Start difference. First operand has 1141 states, 732 states have (on average 1.2882513661202186) internal successors, (943), 764 states have internal predecessors, (943), 392 states have call successors, (392), 15 states have call predecessors, (392), 15 states have return successors, (392), 390 states have call predecessors, (392), 392 states have call successors, (392) Second operand has 2 states, 2 states have (on average 150.5) internal successors, (301), 2 states have internal predecessors, (301), 2 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 2 states have call successors, (85) [2024-11-16 08:23:06,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:23:06,096 INFO L93 Difference]: Finished difference Result 2276 states and 3823 transitions. [2024-11-16 08:23:06,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 08:23:06,098 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 150.5) internal successors, (301), 2 states have internal predecessors, (301), 2 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 2 states have call successors, (85) Word has length 723 [2024-11-16 08:23:06,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:23:06,118 INFO L225 Difference]: With dead ends: 2276 [2024-11-16 08:23:06,118 INFO L226 Difference]: Without dead ends: 1134 [2024-11-16 08:23:06,127 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 257 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 08:23:06,129 INFO L432 NwaCegarLoop]: 1723 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1723 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:23:06,130 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1723 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:23:06,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1134 states. [2024-11-16 08:23:06,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1134 to 1134. [2024-11-16 08:23:06,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1134 states, 726 states have (on average 1.2837465564738293) internal successors, (932), 757 states have internal predecessors, (932), 392 states have call successors, (392), 15 states have call predecessors, (392), 15 states have return successors, (392), 390 states have call predecessors, (392), 392 states have call successors, (392) [2024-11-16 08:23:06,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 1134 states and 1716 transitions. [2024-11-16 08:23:06,331 INFO L78 Accepts]: Start accepts. Automaton has 1134 states and 1716 transitions. Word has length 723 [2024-11-16 08:23:06,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:23:06,332 INFO L471 AbstractCegarLoop]: Abstraction has 1134 states and 1716 transitions. [2024-11-16 08:23:06,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 150.5) internal successors, (301), 2 states have internal predecessors, (301), 2 states have call successors, (85), 1 states have call predecessors, (85), 1 states have return successors, (85), 1 states have call predecessors, (85), 2 states have call successors, (85) [2024-11-16 08:23:06,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1716 transitions. [2024-11-16 08:23:06,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 724 [2024-11-16 08:23:06,350 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:23:06,350 INFO L215 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:23:06,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 08:23:06,351 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 08:23:06,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:23:06,352 INFO L85 PathProgramCache]: Analyzing trace with hash -954551506, now seen corresponding path program 1 times [2024-11-16 08:23:06,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:23:06,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130712103] [2024-11-16 08:23:06,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:23:06,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:23:14,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-16 08:23:21,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-16 08:23:21,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 08:23:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 08:23:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 08:23:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 08:23:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 08:23:21,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 08:23:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 08:23:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 08:23:21,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 08:23:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 08:23:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 08:23:21,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 08:23:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-16 08:23:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 08:23:21,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 08:23:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 08:23:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 08:23:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 08:23:21,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 08:23:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 08:23:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 08:23:21,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 08:23:21,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 08:23:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-16 08:23:21,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 08:23:21,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 08:23:21,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 08:23:21,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 08:23:21,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 08:23:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 08:23:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 08:23:21,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-11-16 08:23:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2024-11-16 08:23:21,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-11-16 08:23:21,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2024-11-16 08:23:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2024-11-16 08:23:21,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2024-11-16 08:23:21,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2024-11-16 08:23:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2024-11-16 08:23:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2024-11-16 08:23:21,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2024-11-16 08:23:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2024-11-16 08:23:21,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2024-11-16 08:23:21,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2024-11-16 08:23:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2024-11-16 08:23:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2024-11-16 08:23:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2024-11-16 08:23:21,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 501 [2024-11-16 08:23:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2024-11-16 08:23:21,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2024-11-16 08:23:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2024-11-16 08:23:21,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 525 [2024-11-16 08:23:21,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2024-11-16 08:23:21,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2024-11-16 08:23:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2024-11-16 08:23:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2024-11-16 08:23:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2024-11-16 08:23:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2024-11-16 08:23:21,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2024-11-16 08:23:21,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2024-11-16 08:23:21,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2024-11-16 08:23:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2024-11-16 08:23:21,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2024-11-16 08:23:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2024-11-16 08:23:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2024-11-16 08:23:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2024-11-16 08:23:21,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2024-11-16 08:23:21,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2024-11-16 08:23:21,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 627 [2024-11-16 08:23:21,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2024-11-16 08:23:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2024-11-16 08:23:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 645 [2024-11-16 08:23:21,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2024-11-16 08:23:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2024-11-16 08:23:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2024-11-16 08:23:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 669 [2024-11-16 08:23:21,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 675 [2024-11-16 08:23:21,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2024-11-16 08:23:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 687 [2024-11-16 08:23:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2024-11-16 08:23:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 699 [2024-11-16 08:23:21,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 705 [2024-11-16 08:23:21,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 711 [2024-11-16 08:23:21,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:21,714 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 27 proven. 471 refuted. 0 times theorem prover too weak. 13782 trivial. 0 not checked. [2024-11-16 08:23:21,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:23:21,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130712103] [2024-11-16 08:23:21,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130712103] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 08:23:21,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1353859550] [2024-11-16 08:23:21,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:23:21,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 08:23:21,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 08:23:21,720 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) [2024-11-16 08:23:21,722 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 08:23:23,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:23:23,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 2561 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-16 08:23:23,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 08:23:23,465 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 [2024-11-16 08:23:23,638 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 17 treesize of output 9 [2024-11-16 08:23:25,380 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 17 treesize of output 9 [2024-11-16 08:23:25,429 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 7050 proven. 180 refuted. 0 times theorem prover too weak. 7050 trivial. 0 not checked. [2024-11-16 08:23:25,429 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 08:23:26,725 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 25 treesize of output 17 [2024-11-16 08:23:26,772 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 9 proven. 492 refuted. 0 times theorem prover too weak. 13779 trivial. 0 not checked. [2024-11-16 08:23:26,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1353859550] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 08:23:26,773 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 08:23:26,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 10, 12] total 32 [2024-11-16 08:23:26,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096757940] [2024-11-16 08:23:26,776 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 08:23:26,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-16 08:23:26,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:23:26,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-16 08:23:26,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=843, Unknown=0, NotChecked=0, Total=992 [2024-11-16 08:23:26,784 INFO L87 Difference]: Start difference. First operand 1134 states and 1716 transitions. Second operand has 32 states, 25 states have (on average 28.04) internal successors, (701), 30 states have internal predecessors, (701), 16 states have call successors, (203), 4 states have call predecessors, (203), 8 states have return successors, (203), 11 states have call predecessors, (203), 16 states have call successors, (203) [2024-11-16 08:23:36,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:23:37,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:23:39,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:23:41,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:23:43,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:23:45,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:24:05,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:24:05,815 INFO L93 Difference]: Finished difference Result 3090 states and 4605 transitions. [2024-11-16 08:24:05,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-16 08:24:05,816 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 25 states have (on average 28.04) internal successors, (701), 30 states have internal predecessors, (701), 16 states have call successors, (203), 4 states have call predecessors, (203), 8 states have return successors, (203), 11 states have call predecessors, (203), 16 states have call successors, (203) Word has length 723 [2024-11-16 08:24:05,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:24:05,862 INFO L225 Difference]: With dead ends: 3090 [2024-11-16 08:24:05,866 INFO L226 Difference]: Without dead ends: 2689 [2024-11-16 08:24:05,888 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1673 GetRequests, 1605 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 923 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=1040, Invalid=3790, Unknown=0, NotChecked=0, Total=4830 [2024-11-16 08:24:05,899 INFO L432 NwaCegarLoop]: 1125 mSDtfsCounter, 8382 mSDsluCounter, 6349 mSDsCounter, 0 mSdLazyCounter, 20238 mSolverCounterSat, 6970 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8383 SdHoareTripleChecker+Valid, 7474 SdHoareTripleChecker+Invalid, 27208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6970 IncrementalHoareTripleChecker+Valid, 20238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.4s IncrementalHoareTripleChecker+Time [2024-11-16 08:24:05,902 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8383 Valid, 7474 Invalid, 27208 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6970 Valid, 20238 Invalid, 0 Unknown, 0 Unchecked, 36.4s Time] [2024-11-16 08:24:05,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2689 states. [2024-11-16 08:24:06,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2689 to 2621. [2024-11-16 08:24:06,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2621 states, 1686 states have (on average 1.2698695136417557) internal successors, (2141), 1755 states have internal predecessors, (2141), 857 states have call successors, (857), 71 states have call predecessors, (857), 77 states have return successors, (950), 852 states have call predecessors, (950), 857 states have call successors, (950) [2024-11-16 08:24:06,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 2621 states and 3948 transitions. [2024-11-16 08:24:06,694 INFO L78 Accepts]: Start accepts. Automaton has 2621 states and 3948 transitions. Word has length 723 [2024-11-16 08:24:06,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:24:06,697 INFO L471 AbstractCegarLoop]: Abstraction has 2621 states and 3948 transitions. [2024-11-16 08:24:06,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 25 states have (on average 28.04) internal successors, (701), 30 states have internal predecessors, (701), 16 states have call successors, (203), 4 states have call predecessors, (203), 8 states have return successors, (203), 11 states have call predecessors, (203), 16 states have call successors, (203) [2024-11-16 08:24:06,701 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 3948 transitions. [2024-11-16 08:24:06,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 794 [2024-11-16 08:24:06,752 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:24:06,753 INFO L215 NwaCegarLoop]: trace histogram [89, 89, 89, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:24:06,782 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-16 08:24:06,956 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 08:24:06,957 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 08:24:06,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:24:06,957 INFO L85 PathProgramCache]: Analyzing trace with hash 535410186, now seen corresponding path program 1 times [2024-11-16 08:24:06,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:24:06,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342595202] [2024-11-16 08:24:06,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:24:06,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:24:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-16 08:24:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-16 08:24:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 08:24:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 08:24:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 08:24:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 08:24:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 08:24:07,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 08:24:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 08:24:07,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 08:24:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 08:24:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 08:24:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 08:24:07,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 08:24:07,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-16 08:24:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 08:24:07,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 08:24:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 08:24:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 08:24:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 08:24:07,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 08:24:07,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 08:24:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 08:24:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 08:24:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 08:24:07,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-16 08:24:07,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 08:24:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 08:24:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 08:24:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 08:24:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 08:24:07,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 08:24:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 08:24:07,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-16 08:24:07,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 08:24:07,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-16 08:24:07,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 08:24:07,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 08:24:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-16 08:24:07,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 08:24:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-16 08:24:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-16 08:24:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-11-16 08:24:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-11-16 08:24:07,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2024-11-16 08:24:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2024-11-16 08:24:07,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2024-11-16 08:24:07,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2024-11-16 08:24:07,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 505 [2024-11-16 08:24:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2024-11-16 08:24:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2024-11-16 08:24:07,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2024-11-16 08:24:07,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2024-11-16 08:24:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2024-11-16 08:24:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2024-11-16 08:24:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2024-11-16 08:24:07,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2024-11-16 08:24:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2024-11-16 08:24:07,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2024-11-16 08:24:07,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2024-11-16 08:24:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2024-11-16 08:24:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-11-16 08:24:07,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 589 [2024-11-16 08:24:07,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 595 [2024-11-16 08:24:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2024-11-16 08:24:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2024-11-16 08:24:07,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 613 [2024-11-16 08:24:07,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2024-11-16 08:24:07,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 625 [2024-11-16 08:24:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 631 [2024-11-16 08:24:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 637 [2024-11-16 08:24:07,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2024-11-16 08:24:07,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 649 [2024-11-16 08:24:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2024-11-16 08:24:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 661 [2024-11-16 08:24:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2024-11-16 08:24:07,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2024-11-16 08:24:07,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2024-11-16 08:24:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 685 [2024-11-16 08:24:07,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 691 [2024-11-16 08:24:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 697 [2024-11-16 08:24:07,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 703 [2024-11-16 08:24:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2024-11-16 08:24:07,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 715 [2024-11-16 08:24:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 721 [2024-11-16 08:24:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 727 [2024-11-16 08:24:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 733 [2024-11-16 08:24:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 739 [2024-11-16 08:24:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2024-11-16 08:24:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 751 [2024-11-16 08:24:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 757 [2024-11-16 08:24:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 763 [2024-11-16 08:24:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 769 [2024-11-16 08:24:07,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 775 [2024-11-16 08:24:07,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 781 [2024-11-16 08:24:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:07,994 INFO L134 CoverageAnalysis]: Checked inductivity of 15669 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15665 trivial. 0 not checked. [2024-11-16 08:24:07,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:24:07,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1342595202] [2024-11-16 08:24:07,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1342595202] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:24:07,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:24:07,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-16 08:24:07,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477806398] [2024-11-16 08:24:07,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:24:07,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-16 08:24:07,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:24:07,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-16 08:24:07,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-16 08:24:07,998 INFO L87 Difference]: Start difference. First operand 2621 states and 3948 transitions. Second operand has 8 states, 8 states have (on average 42.375) internal successors, (339), 6 states have internal predecessors, (339), 4 states have call successors, (95), 3 states have call predecessors, (95), 4 states have return successors, (95), 4 states have call predecessors, (95), 4 states have call successors, (95) [2024-11-16 08:24:10,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:24:14,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:24:14,524 INFO L93 Difference]: Finished difference Result 4358 states and 6684 transitions. [2024-11-16 08:24:14,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-16 08:24:14,525 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 42.375) internal successors, (339), 6 states have internal predecessors, (339), 4 states have call successors, (95), 3 states have call predecessors, (95), 4 states have return successors, (95), 4 states have call predecessors, (95), 4 states have call successors, (95) Word has length 793 [2024-11-16 08:24:14,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:24:14,546 INFO L225 Difference]: With dead ends: 4358 [2024-11-16 08:24:14,546 INFO L226 Difference]: Without dead ends: 3066 [2024-11-16 08:24:14,560 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:24:14,563 INFO L432 NwaCegarLoop]: 1539 mSDtfsCounter, 1982 mSDsluCounter, 2518 mSDsCounter, 0 mSdLazyCounter, 2763 mSolverCounterSat, 882 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2365 SdHoareTripleChecker+Valid, 4057 SdHoareTripleChecker+Invalid, 3645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 882 IncrementalHoareTripleChecker+Valid, 2763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2024-11-16 08:24:14,564 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2365 Valid, 4057 Invalid, 3645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [882 Valid, 2763 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2024-11-16 08:24:14,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3066 states. [2024-11-16 08:24:14,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3066 to 2775. [2024-11-16 08:24:14,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2775 states, 1799 states have (on average 1.2690383546414674) internal successors, (2283), 1870 states have internal predecessors, (2283), 870 states have call successors, (870), 83 states have call predecessors, (870), 105 states have return successors, (986), 879 states have call predecessors, (986), 870 states have call successors, (986) [2024-11-16 08:24:14,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 2775 states and 4139 transitions. [2024-11-16 08:24:14,900 INFO L78 Accepts]: Start accepts. Automaton has 2775 states and 4139 transitions. Word has length 793 [2024-11-16 08:24:14,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:24:14,901 INFO L471 AbstractCegarLoop]: Abstraction has 2775 states and 4139 transitions. [2024-11-16 08:24:14,902 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 42.375) internal successors, (339), 6 states have internal predecessors, (339), 4 states have call successors, (95), 3 states have call predecessors, (95), 4 states have return successors, (95), 4 states have call predecessors, (95), 4 states have call successors, (95) [2024-11-16 08:24:14,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 4139 transitions. [2024-11-16 08:24:14,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2024-11-16 08:24:14,936 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:24:14,936 INFO L215 NwaCegarLoop]: trace histogram [87, 87, 87, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:24:14,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 08:24:14,937 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 08:24:14,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:24:14,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1782835001, now seen corresponding path program 1 times [2024-11-16 08:24:14,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:24:14,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829260368] [2024-11-16 08:24:14,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:24:14,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:24:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-16 08:24:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-16 08:24:15,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 08:24:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 08:24:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 08:24:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 08:24:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 08:24:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 08:24:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 08:24:15,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 08:24:15,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 08:24:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 08:24:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 08:24:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 08:24:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-16 08:24:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 08:24:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 08:24:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 08:24:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 08:24:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 08:24:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 08:24:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 08:24:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 08:24:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 08:24:15,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 08:24:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-16 08:24:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 08:24:15,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 08:24:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 08:24:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 08:24:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 08:24:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 08:24:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 08:24:15,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-16 08:24:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 08:24:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2024-11-16 08:24:15,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 08:24:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 08:24:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-16 08:24:15,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-11-16 08:24:15,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2024-11-16 08:24:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2024-11-16 08:24:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2024-11-16 08:24:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2024-11-16 08:24:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2024-11-16 08:24:15,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2024-11-16 08:24:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2024-11-16 08:24:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2024-11-16 08:24:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 505 [2024-11-16 08:24:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2024-11-16 08:24:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2024-11-16 08:24:15,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2024-11-16 08:24:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2024-11-16 08:24:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2024-11-16 08:24:15,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2024-11-16 08:24:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2024-11-16 08:24:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:15,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2024-11-16 08:24:15,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2024-11-16 08:24:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2024-11-16 08:24:16,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2024-11-16 08:24:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2024-11-16 08:24:16,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2024-11-16 08:24:16,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 589 [2024-11-16 08:24:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 595 [2024-11-16 08:24:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2024-11-16 08:24:16,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2024-11-16 08:24:16,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 613 [2024-11-16 08:24:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2024-11-16 08:24:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 625 [2024-11-16 08:24:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 631 [2024-11-16 08:24:16,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 637 [2024-11-16 08:24:16,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2024-11-16 08:24:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 649 [2024-11-16 08:24:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2024-11-16 08:24:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 661 [2024-11-16 08:24:16,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2024-11-16 08:24:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2024-11-16 08:24:16,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2024-11-16 08:24:16,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 685 [2024-11-16 08:24:16,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 691 [2024-11-16 08:24:16,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 697 [2024-11-16 08:24:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 703 [2024-11-16 08:24:16,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2024-11-16 08:24:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 715 [2024-11-16 08:24:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 721 [2024-11-16 08:24:16,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 727 [2024-11-16 08:24:16,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 733 [2024-11-16 08:24:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 739 [2024-11-16 08:24:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2024-11-16 08:24:16,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 751 [2024-11-16 08:24:16,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 757 [2024-11-16 08:24:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 763 [2024-11-16 08:24:16,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,051 INFO L134 CoverageAnalysis]: Checked inductivity of 14971 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 14965 trivial. 0 not checked. [2024-11-16 08:24:16,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:24:16,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829260368] [2024-11-16 08:24:16,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829260368] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 08:24:16,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [986514932] [2024-11-16 08:24:16,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:24:16,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 08:24:16,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 08:24:16,055 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) [2024-11-16 08:24:16,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 08:24:16,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:16,822 INFO L255 TraceCheckSpWp]: Trace formula consists of 2722 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-16 08:24:16,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 08:24:17,262 INFO L134 CoverageAnalysis]: Checked inductivity of 14971 backedges. 7130 proven. 0 refuted. 0 times theorem prover too weak. 7841 trivial. 0 not checked. [2024-11-16 08:24:17,262 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 08:24:17,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [986514932] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:24:17,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 08:24:17,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2024-11-16 08:24:17,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802745663] [2024-11-16 08:24:17,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:24:17,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 08:24:17,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:24:17,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 08:24:17,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-16 08:24:17,265 INFO L87 Difference]: Start difference. First operand 2775 states and 4139 transitions. Second operand has 5 states, 5 states have (on average 66.4) internal successors, (332), 5 states have internal predecessors, (332), 3 states have call successors, (92), 3 states have call predecessors, (92), 2 states have return successors, (92), 2 states have call predecessors, (92), 3 states have call successors, (92) [2024-11-16 08:24:18,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:24:18,751 INFO L93 Difference]: Finished difference Result 4167 states and 6167 transitions. [2024-11-16 08:24:18,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 08:24:18,756 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 66.4) internal successors, (332), 5 states have internal predecessors, (332), 3 states have call successors, (92), 3 states have call predecessors, (92), 2 states have return successors, (92), 2 states have call predecessors, (92), 3 states have call successors, (92) Word has length 775 [2024-11-16 08:24:18,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:24:18,793 INFO L225 Difference]: With dead ends: 4167 [2024-11-16 08:24:18,793 INFO L226 Difference]: Without dead ends: 2731 [2024-11-16 08:24:18,814 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 963 GetRequests, 954 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-16 08:24:18,818 INFO L432 NwaCegarLoop]: 1728 mSDtfsCounter, 1735 mSDsluCounter, 1200 mSDsCounter, 0 mSdLazyCounter, 1114 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1735 SdHoareTripleChecker+Valid, 2928 SdHoareTripleChecker+Invalid, 1116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:24:18,819 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1735 Valid, 2928 Invalid, 1116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1114 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-16 08:24:18,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2731 states. [2024-11-16 08:24:19,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2731 to 2731. [2024-11-16 08:24:19,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2731 states, 1769 states have (on average 1.265686828716789) internal successors, (2239), 1840 states have internal predecessors, (2239), 862 states have call successors, (862), 79 states have call predecessors, (862), 99 states have return successors, (976), 869 states have call predecessors, (976), 862 states have call successors, (976) [2024-11-16 08:24:19,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 2731 states and 4077 transitions. [2024-11-16 08:24:19,210 INFO L78 Accepts]: Start accepts. Automaton has 2731 states and 4077 transitions. Word has length 775 [2024-11-16 08:24:19,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:24:19,211 INFO L471 AbstractCegarLoop]: Abstraction has 2731 states and 4077 transitions. [2024-11-16 08:24:19,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 66.4) internal successors, (332), 5 states have internal predecessors, (332), 3 states have call successors, (92), 3 states have call predecessors, (92), 2 states have return successors, (92), 2 states have call predecessors, (92), 3 states have call successors, (92) [2024-11-16 08:24:19,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2731 states and 4077 transitions. [2024-11-16 08:24:19,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 781 [2024-11-16 08:24:19,229 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:24:19,229 INFO L215 NwaCegarLoop]: trace histogram [87, 87, 87, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:24:19,251 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-16 08:24:19,429 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,SelfDestructingSolverStorable3 [2024-11-16 08:24:19,430 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 08:24:19,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:24:19,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1118846632, now seen corresponding path program 1 times [2024-11-16 08:24:19,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:24:19,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835404127] [2024-11-16 08:24:19,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:24:19,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:24:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-16 08:24:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-16 08:24:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 08:24:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 08:24:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 08:24:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 08:24:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 08:24:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 08:24:20,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 08:24:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 08:24:20,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 08:24:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 08:24:20,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 08:24:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 08:24:20,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-16 08:24:20,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 08:24:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 08:24:20,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 08:24:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 08:24:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 08:24:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 08:24:20,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 08:24:20,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 08:24:20,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 08:24:20,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 08:24:20,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-16 08:24:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 08:24:20,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 08:24:20,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 08:24:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 08:24:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 08:24:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 08:24:20,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 08:24:20,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-16 08:24:20,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 08:24:20,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 08:24:20,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-16 08:24:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-16 08:24:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 08:24:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-16 08:24:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2024-11-16 08:24:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2024-11-16 08:24:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2024-11-16 08:24:20,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2024-11-16 08:24:20,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2024-11-16 08:24:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2024-11-16 08:24:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2024-11-16 08:24:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2024-11-16 08:24:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2024-11-16 08:24:20,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2024-11-16 08:24:20,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2024-11-16 08:24:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2024-11-16 08:24:20,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2024-11-16 08:24:20,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2024-11-16 08:24:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2024-11-16 08:24:20,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2024-11-16 08:24:20,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2024-11-16 08:24:20,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2024-11-16 08:24:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2024-11-16 08:24:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2024-11-16 08:24:20,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2024-11-16 08:24:20,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 582 [2024-11-16 08:24:20,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2024-11-16 08:24:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2024-11-16 08:24:20,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 600 [2024-11-16 08:24:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2024-11-16 08:24:20,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2024-11-16 08:24:20,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2024-11-16 08:24:20,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 624 [2024-11-16 08:24:20,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2024-11-16 08:24:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2024-11-16 08:24:20,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2024-11-16 08:24:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2024-11-16 08:24:20,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 654 [2024-11-16 08:24:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 660 [2024-11-16 08:24:20,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2024-11-16 08:24:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 672 [2024-11-16 08:24:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2024-11-16 08:24:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2024-11-16 08:24:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 690 [2024-11-16 08:24:20,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 696 [2024-11-16 08:24:20,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 702 [2024-11-16 08:24:20,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 708 [2024-11-16 08:24:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 714 [2024-11-16 08:24:20,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 720 [2024-11-16 08:24:20,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 726 [2024-11-16 08:24:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 732 [2024-11-16 08:24:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 738 [2024-11-16 08:24:20,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2024-11-16 08:24:20,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 750 [2024-11-16 08:24:20,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 756 [2024-11-16 08:24:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 762 [2024-11-16 08:24:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 768 [2024-11-16 08:24:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:20,450 INFO L134 CoverageAnalysis]: Checked inductivity of 14969 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 14966 trivial. 0 not checked. [2024-11-16 08:24:20,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:24:20,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835404127] [2024-11-16 08:24:20,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835404127] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 08:24:20,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [872472416] [2024-11-16 08:24:20,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:24:20,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 08:24:20,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 08:24:20,455 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) [2024-11-16 08:24:20,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-16 08:24:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:21,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 2741 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-16 08:24:21,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 08:24:22,442 INFO L134 CoverageAnalysis]: Checked inductivity of 14969 backedges. 7130 proven. 0 refuted. 0 times theorem prover too weak. 7839 trivial. 0 not checked. [2024-11-16 08:24:22,442 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-16 08:24:22,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [872472416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:24:22,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-16 08:24:22,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2024-11-16 08:24:22,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156922725] [2024-11-16 08:24:22,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:24:22,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 08:24:22,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:24:22,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 08:24:22,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-16 08:24:22,445 INFO L87 Difference]: Start difference. First operand 2731 states and 4077 transitions. Second operand has 4 states, 4 states have (on average 84.25) internal successors, (337), 3 states have internal predecessors, (337), 2 states have call successors, (93), 2 states have call predecessors, (93), 2 states have return successors, (93), 2 states have call predecessors, (93), 2 states have call successors, (93) [2024-11-16 08:24:22,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:24:22,696 INFO L93 Difference]: Finished difference Result 4099 states and 6263 transitions. [2024-11-16 08:24:22,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 08:24:22,696 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 84.25) internal successors, (337), 3 states have internal predecessors, (337), 2 states have call successors, (93), 2 states have call predecessors, (93), 2 states have return successors, (93), 2 states have call predecessors, (93), 2 states have call successors, (93) Word has length 780 [2024-11-16 08:24:22,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:24:22,714 INFO L225 Difference]: With dead ends: 4099 [2024-11-16 08:24:22,714 INFO L226 Difference]: Without dead ends: 2731 [2024-11-16 08:24:22,724 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 970 GetRequests, 964 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-16 08:24:22,725 INFO L432 NwaCegarLoop]: 1709 mSDtfsCounter, 1422 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1422 SdHoareTripleChecker+Valid, 1709 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 08:24:22,726 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1422 Valid, 1709 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 08:24:22,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2731 states. [2024-11-16 08:24:23,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2731 to 2731. [2024-11-16 08:24:23,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2731 states, 1769 states have (on average 1.2566421707179198) internal successors, (2223), 1840 states have internal predecessors, (2223), 862 states have call successors, (862), 79 states have call predecessors, (862), 99 states have return successors, (976), 869 states have call predecessors, (976), 862 states have call successors, (976) [2024-11-16 08:24:23,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 2731 states and 4061 transitions. [2024-11-16 08:24:23,023 INFO L78 Accepts]: Start accepts. Automaton has 2731 states and 4061 transitions. Word has length 780 [2024-11-16 08:24:23,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:24:23,025 INFO L471 AbstractCegarLoop]: Abstraction has 2731 states and 4061 transitions. [2024-11-16 08:24:23,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 84.25) internal successors, (337), 3 states have internal predecessors, (337), 2 states have call successors, (93), 2 states have call predecessors, (93), 2 states have return successors, (93), 2 states have call predecessors, (93), 2 states have call successors, (93) [2024-11-16 08:24:23,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2731 states and 4061 transitions. [2024-11-16 08:24:23,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2024-11-16 08:24:23,042 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:24:23,043 INFO L215 NwaCegarLoop]: trace histogram [87, 87, 87, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:24:23,063 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-16 08:24:23,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 08:24:23,244 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 08:24:23,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:24:23,245 INFO L85 PathProgramCache]: Analyzing trace with hash -682075177, now seen corresponding path program 1 times [2024-11-16 08:24:23,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:24:23,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173445419] [2024-11-16 08:24:23,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:24:23,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:24:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-16 08:24:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-16 08:24:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-16 08:24:24,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 08:24:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-16 08:24:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-16 08:24:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 08:24:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 08:24:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-16 08:24:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-16 08:24:24,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-16 08:24:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-16 08:24:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-16 08:24:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-16 08:24:24,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-16 08:24:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 08:24:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-16 08:24:24,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-16 08:24:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-16 08:24:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-16 08:24:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-16 08:24:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-16 08:24:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-16 08:24:24,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-16 08:24:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-16 08:24:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-16 08:24:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-16 08:24:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 08:24:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 08:24:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-16 08:24:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-16 08:24:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-16 08:24:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-16 08:24:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-16 08:24:24,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 08:24:24,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 08:24:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-16 08:24:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 08:24:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:24:24,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 08:24:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat