./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-2.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 62587b117a9681076835c6b8632932457a449dd934a075adad6a2d524a609396 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-12 20:10:36,084 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 20:10:36,133 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-12 20:10:36,136 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 20:10:36,137 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 20:10:36,149 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 20:10:36,150 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 20:10:36,150 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 20:10:36,150 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 20:10:36,151 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 20:10:36,151 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-12 20:10:36,151 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-12 20:10:36,152 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 20:10:36,152 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 20:10:36,152 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 20:10:36,152 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 20:10:36,153 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-12 20:10:36,153 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-12 20:10:36,153 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-12 20:10:36,153 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-12 20:10:36,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 20:10:36,154 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-12 20:10:36,154 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-12 20:10:36,154 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-12 20:10:36,155 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 20:10:36,155 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-12 20:10:36,155 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 20:10:36,155 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 20:10:36,156 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 20:10:36,156 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 20:10:36,156 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-12 20:10:36,156 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-12 20:10:36,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 20:10:36,156 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 20:10:36,157 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-12 20:10:36,157 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-12 20:10:36,157 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-12 20:10:36,157 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-12 20:10:36,157 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-12 20:10:36,158 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-12 20:10:36,158 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-12 20:10:36,158 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-12 20:10:36,158 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 62587b117a9681076835c6b8632932457a449dd934a075adad6a2d524a609396 [2024-10-12 20:10:36,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 20:10:36,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 20:10:36,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 20:10:36,369 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 20:10:36,369 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 20:10:36,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-2.c [2024-10-12 20:10:37,568 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 20:10:37,796 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 20:10:37,799 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-2.c [2024-10-12 20:10:37,815 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6ed8c5ea/651dd9bd8aaf4507bdf571439d371128/FLAG50cb31348 [2024-10-12 20:10:37,826 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6ed8c5ea/651dd9bd8aaf4507bdf571439d371128 [2024-10-12 20:10:37,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 20:10:37,829 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 20:10:37,830 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 20:10:37,831 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 20:10:37,834 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 20:10:37,835 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 08:10:37" (1/1) ... [2024-10-12 20:10:37,835 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3005283f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:10:37, skipping insertion in model container [2024-10-12 20:10:37,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 08:10:37" (1/1) ... [2024-10-12 20:10:37,872 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 20:10:38,055 WARN L248 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.M1-2.c[1673,1686] [2024-10-12 20:10:38,263 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 20:10:38,277 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 20:10:38,284 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.ok1.i","-S") [42] [2024-10-12 20:10:38,294 WARN L248 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.M1-2.c[1673,1686] [2024-10-12 20:10:38,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 20:10:38,423 INFO L204 MainTranslator]: Completed translation [2024-10-12 20:10:38,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:10:38 WrapperNode [2024-10-12 20:10:38,424 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 20:10:38,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 20:10:38,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 20:10:38,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 20:10:38,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:10:38" (1/1) ... [2024-10-12 20:10:38,478 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:10:38" (1/1) ... [2024-10-12 20:10:38,605 INFO L138 Inliner]: procedures = 57, calls = 1672, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 3845 [2024-10-12 20:10:38,606 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 20:10:38,606 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 20:10:38,606 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 20:10:38,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 20:10:38,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:10:38" (1/1) ... [2024-10-12 20:10:38,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:10:38" (1/1) ... [2024-10-12 20:10:38,693 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:10:38" (1/1) ... [2024-10-12 20:10:38,757 INFO L175 MemorySlicer]: Split 1232 memory accesses to 17 slices as follows [2, 8, 241, 282, 156, 113, 4, 79, 57, 57, 79, 56, 79, 8, 2, 7, 2]. 23 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [2, 0, 0, 0, 2, 2, 0, 1, 1, 0, 0, 0, 0, 0, 0, 2, 0]. The 181 writes are split as follows [0, 4, 25, 25, 2, 2, 0, 1, 1, 29, 27, 29, 27, 4, 1, 3, 1]. [2024-10-12 20:10:38,758 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:10:38" (1/1) ... [2024-10-12 20:10:38,758 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:10:38" (1/1) ... [2024-10-12 20:10:38,837 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:10:38" (1/1) ... [2024-10-12 20:10:38,849 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:10:38" (1/1) ... [2024-10-12 20:10:38,868 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:10:38" (1/1) ... [2024-10-12 20:10:38,884 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:10:38" (1/1) ... [2024-10-12 20:10:38,915 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 20:10:38,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 20:10:38,917 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 20:10:38,917 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 20:10:38,918 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:10:38" (1/1) ... [2024-10-12 20:10:38,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-12 20:10:38,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 20:10:38,948 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) [2024-10-12 20:10:38,950 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 [2024-10-12 20:10:38,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 20:10:38,985 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-10-12 20:10:38,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-10-12 20:10:38,985 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2024-10-12 20:10:38,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2024-10-12 20:10:38,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-12 20:10:38,986 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-10-12 20:10:38,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-10-12 20:10:38,986 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-10-12 20:10:38,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2024-10-12 20:10:38,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-10-12 20:10:38,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-10-12 20:10:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-10-12 20:10:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-10-12 20:10:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-10-12 20:10:38,988 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-10-12 20:10:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2024-10-12 20:10:38,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2024-10-12 20:10:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-10-12 20:10:38,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2024-10-12 20:10:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-10-12 20:10:38,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2024-10-12 20:10:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-12 20:10:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2024-10-12 20:10:38,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2024-10-12 20:10:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-12 20:10:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-12 20:10:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-12 20:10:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-12 20:10:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-12 20:10:38,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-12 20:10:38,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-12 20:10:38,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-12 20:10:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-12 20:10:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-12 20:10:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-12 20:10:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-10-12 20:10:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-10-12 20:10:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-10-12 20:10:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-10-12 20:10:39,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-10-12 20:10:39,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-10-12 20:10:39,060 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2024-10-12 20:10:39,060 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2024-10-12 20:10:39,060 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-12 20:10:39,061 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-12 20:10:39,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-12 20:10:39,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-12 20:10:39,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-12 20:10:39,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-12 20:10:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-12 20:10:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-12 20:10:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-12 20:10:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-12 20:10:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-12 20:10:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-12 20:10:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-12 20:10:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-10-12 20:10:39,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-10-12 20:10:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-10-12 20:10:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-10-12 20:10:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-10-12 20:10:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-10-12 20:10:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 20:10:39,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 20:10:39,063 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2024-10-12 20:10:39,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2024-10-12 20:10:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-10-12 20:10:39,064 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-10-12 20:10:39,064 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2024-10-12 20:10:39,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2024-10-12 20:10:39,342 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 20:10:39,343 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 20:10:45,415 INFO L? ?]: Removed 193 outVars from TransFormulas that were not future-live. [2024-10-12 20:10:45,416 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 20:10:45,505 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 20:10:45,506 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-12 20:10:45,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 08:10:45 BoogieIcfgContainer [2024-10-12 20:10:45,506 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 20:10:45,508 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-12 20:10:45,509 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-12 20:10:45,511 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-12 20:10:45,511 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 08:10:37" (1/3) ... [2024-10-12 20:10:45,512 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d67b7b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 08:10:45, skipping insertion in model container [2024-10-12 20:10:45,512 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 08:10:38" (2/3) ... [2024-10-12 20:10:45,512 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d67b7b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 08:10:45, skipping insertion in model container [2024-10-12 20:10:45,512 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 08:10:45" (3/3) ... [2024-10-12 20:10:45,513 INFO L112 eAbstractionObserver]: Analyzing ICFG rekcba_nxt.1.M1-2.c [2024-10-12 20:10:45,525 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-12 20:10:45,525 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-12 20:10:45,615 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-12 20:10:45,620 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;@5dd48a6a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-12 20:10:45,620 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-12 20:10:45,630 INFO L276 IsEmpty]: Start isEmpty. Operand has 1105 states, 696 states have (on average 1.3031609195402298) internal successors, (907), 728 states have internal predecessors, (907), 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) [2024-10-12 20:10:45,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 717 [2024-10-12 20:10:45,673 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 20:10:45,674 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] [2024-10-12 20:10:45,674 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 20:10:45,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 20:10:45,679 INFO L85 PathProgramCache]: Analyzing trace with hash 735321255, now seen corresponding path program 1 times [2024-10-12 20:10:45,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 20:10:45,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135536984] [2024-10-12 20:10:45,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 20:10:45,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 20:10:46,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 20:10:46,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-12 20:10:46,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-12 20:10:46,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-12 20:10:46,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-12 20:10:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-12 20:10:46,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-12 20:10:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-12 20:10:46,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-12 20:10:46,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-12 20:10:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-12 20:10:46,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-12 20:10:46,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-12 20:10:46,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-12 20:10:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-12 20:10:46,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-12 20:10:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-12 20:10:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-12 20:10:46,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-12 20:10:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-12 20:10:46,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-12 20:10:46,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-12 20:10:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-12 20:10:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-12 20:10:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-12 20:10:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-12 20:10:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-12 20:10:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-12 20:10:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-12 20:10:46,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-12 20:10:46,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-12 20:10:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-12 20:10:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-12 20:10:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-12 20:10:46,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-12 20:10:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-12 20:10:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-12 20:10:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-10-12 20:10:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-10-12 20:10:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-12 20:10:46,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-12 20:10:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2024-10-12 20:10:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2024-10-12 20:10:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2024-10-12 20:10:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2024-10-12 20:10:46,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2024-10-12 20:10:46,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2024-10-12 20:10:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2024-10-12 20:10:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-10-12 20:10:46,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2024-10-12 20:10:46,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2024-10-12 20:10:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2024-10-12 20:10:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2024-10-12 20:10:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2024-10-12 20:10:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2024-10-12 20:10:46,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2024-10-12 20:10:46,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2024-10-12 20:10:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2024-10-12 20:10:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2024-10-12 20:10:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2024-10-12 20:10:46,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2024-10-12 20:10:46,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2024-10-12 20:10:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2024-10-12 20:10:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2024-10-12 20:10:46,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2024-10-12 20:10:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2024-10-12 20:10:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2024-10-12 20:10:46,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2024-10-12 20:10:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2024-10-12 20:10:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2024-10-12 20:10:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2024-10-12 20:10:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2024-10-12 20:10:46,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2024-10-12 20:10:46,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2024-10-12 20:10:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2024-10-12 20:10:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2024-10-12 20:10:46,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2024-10-12 20:10:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2024-10-12 20:10:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2024-10-12 20:10:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2024-10-12 20:10:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2024-10-12 20:10:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2024-10-12 20:10:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2024-10-12 20:10:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2024-10-12 20:10:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2024-10-12 20:10:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:46,799 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2024-10-12 20:10:46,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 20:10:46,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135536984] [2024-10-12 20:10:46,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135536984] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 20:10:46,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 20:10:46,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-12 20:10:46,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331686079] [2024-10-12 20:10:46,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 20:10:46,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-12 20:10:46,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 20:10:46,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-12 20:10:46,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-12 20:10:46,833 INFO L87 Difference]: Start difference. First operand has 1105 states, 696 states have (on average 1.3031609195402298) internal successors, (907), 728 states have internal predecessors, (907), 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 147.0) internal successors, (294), 2 states have internal predecessors, (294), 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) [2024-10-12 20:10:49,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 20:10:49,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 20:10:49,679 INFO L93 Difference]: Finished difference Result 2208 states and 3755 transitions. [2024-10-12 20:10:49,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-12 20:10:49,682 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 147.0) internal successors, (294), 2 states have internal predecessors, (294), 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 716 [2024-10-12 20:10:49,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 20:10:49,701 INFO L225 Difference]: With dead ends: 2208 [2024-10-12 20:10:49,701 INFO L226 Difference]: Without dead ends: 1102 [2024-10-12 20:10:49,715 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 [2024-10-12 20:10:49,717 INFO L432 NwaCegarLoop]: 1663 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1663 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-10-12 20:10:49,721 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1663 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-10-12 20:10:49,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1102 states. [2024-10-12 20:10:49,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1102 to 1102. [2024-10-12 20:10:49,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1102 states, 694 states have (on average 1.2968299711815563) internal successors, (900), 725 states have internal predecessors, (900), 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) [2024-10-12 20:10:49,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 1102 states and 1684 transitions. [2024-10-12 20:10:49,908 INFO L78 Accepts]: Start accepts. Automaton has 1102 states and 1684 transitions. Word has length 716 [2024-10-12 20:10:49,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 20:10:49,913 INFO L471 AbstractCegarLoop]: Abstraction has 1102 states and 1684 transitions. [2024-10-12 20:10:49,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 147.0) internal successors, (294), 2 states have internal predecessors, (294), 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) [2024-10-12 20:10:49,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1684 transitions. [2024-10-12 20:10:49,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 717 [2024-10-12 20:10:49,931 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 20:10:49,931 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] [2024-10-12 20:10:49,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-12 20:10:49,932 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 20:10:49,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 20:10:49,932 INFO L85 PathProgramCache]: Analyzing trace with hash 1324394833, now seen corresponding path program 1 times [2024-10-12 20:10:49,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 20:10:49,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698270031] [2024-10-12 20:10:49,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 20:10:49,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 20:10:55,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 20:10:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-12 20:10:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-12 20:10:58,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-12 20:10:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-12 20:10:58,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-12 20:10:58,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-12 20:10:58,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-12 20:10:58,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-12 20:10:58,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-12 20:10:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-12 20:10:58,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-12 20:10:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-12 20:10:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-12 20:10:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-12 20:10:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-12 20:10:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-12 20:10:58,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-12 20:10:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-12 20:10:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-12 20:10:58,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-12 20:10:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-12 20:10:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-12 20:10:58,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-12 20:10:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-12 20:10:58,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-12 20:10:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-12 20:10:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-12 20:10:58,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-12 20:10:58,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-12 20:10:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-12 20:10:58,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-12 20:10:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-12 20:10:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-12 20:10:58,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-10-12 20:10:58,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2024-10-12 20:10:58,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2024-10-12 20:10:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2024-10-12 20:10:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-10-12 20:10:58,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-12 20:10:58,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-12 20:10:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2024-10-12 20:10:58,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2024-10-12 20:10:58,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2024-10-12 20:10:58,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2024-10-12 20:10:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2024-10-12 20:10:58,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2024-10-12 20:10:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2024-10-12 20:10:58,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2024-10-12 20:10:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2024-10-12 20:10:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2024-10-12 20:10:58,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2024-10-12 20:10:58,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2024-10-12 20:10:58,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2024-10-12 20:10:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2024-10-12 20:10:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2024-10-12 20:10:58,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2024-10-12 20:10:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2024-10-12 20:10:58,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2024-10-12 20:10:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2024-10-12 20:10:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2024-10-12 20:10:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2024-10-12 20:10:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2024-10-12 20:10:58,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2024-10-12 20:10:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2024-10-12 20:10:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2024-10-12 20:10:58,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2024-10-12 20:10:58,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2024-10-12 20:10:58,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2024-10-12 20:10:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2024-10-12 20:10:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2024-10-12 20:10:58,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2024-10-12 20:10:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2024-10-12 20:10:58,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2024-10-12 20:10:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2024-10-12 20:10:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2024-10-12 20:10:58,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2024-10-12 20:10:58,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2024-10-12 20:10:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2024-10-12 20:10:58,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2024-10-12 20:10:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2024-10-12 20:10:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2024-10-12 20:10:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2024-10-12 20:10:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2024-10-12 20:10:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2024-10-12 20:10:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:10:58,704 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 27 proven. 225 refuted. 0 times theorem prover too weak. 14028 trivial. 0 not checked. [2024-10-12 20:10:58,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 20:10:58,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698270031] [2024-10-12 20:10:58,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698270031] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 20:10:58,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [348081108] [2024-10-12 20:10:58,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 20:10:58,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 20:10:58,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 20:10:58,709 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) [2024-10-12 20:10:58,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-12 20:11:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:02,047 INFO L255 TraceCheckSpWp]: Trace formula consists of 2249 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-10-12 20:11:02,078 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 20:11:02,132 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 [2024-10-12 20:11:02,136 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 10 treesize of output 9 [2024-10-12 20:11:02,141 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 10 treesize of output 9 [2024-10-12 20:11:02,150 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 [2024-10-12 20:11:02,415 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 [2024-10-12 20:11:13,352 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 [2024-10-12 20:11:17,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38660 treesize of output 38138 [2024-10-12 20:11:18,052 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 7050 proven. 180 refuted. 0 times theorem prover too weak. 7050 trivial. 0 not checked. [2024-10-12 20:11:18,052 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 20:11:21,945 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 9 proven. 492 refuted. 0 times theorem prover too weak. 13779 trivial. 0 not checked. [2024-10-12 20:11:21,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [348081108] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 20:11:21,946 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 20:11:21,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9, 13] total 30 [2024-10-12 20:11:21,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142906035] [2024-10-12 20:11:21,947 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 20:11:21,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-10-12 20:11:21,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 20:11:21,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-10-12 20:11:21,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=717, Unknown=0, NotChecked=0, Total=870 [2024-10-12 20:11:21,951 INFO L87 Difference]: Start difference. First operand 1102 states and 1684 transitions. Second operand has 30 states, 25 states have (on average 33.56) internal successors, (839), 28 states have internal predecessors, (839), 14 states have call successors, (255), 4 states have call predecessors, (255), 8 states have return successors, (255), 11 states have call predecessors, (255), 14 states have call successors, (255) [2024-10-12 20:11:31,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 20:11:33,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 20:11:34,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 20:11:37,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 20:11:40,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 20:11:42,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 20:11:53,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 20:11:53,541 INFO L93 Difference]: Finished difference Result 1733 states and 2615 transitions. [2024-10-12 20:11:53,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-12 20:11:53,542 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 25 states have (on average 33.56) internal successors, (839), 28 states have internal predecessors, (839), 14 states have call successors, (255), 4 states have call predecessors, (255), 8 states have return successors, (255), 11 states have call predecessors, (255), 14 states have call successors, (255) Word has length 716 [2024-10-12 20:11:53,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-12 20:11:53,551 INFO L225 Difference]: With dead ends: 1733 [2024-10-12 20:11:53,552 INFO L226 Difference]: Without dead ends: 1356 [2024-10-12 20:11:53,554 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1644 GetRequests, 1585 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 772 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=859, Invalid=2801, Unknown=0, NotChecked=0, Total=3660 [2024-10-12 20:11:53,556 INFO L432 NwaCegarLoop]: 858 mSDtfsCounter, 7949 mSDsluCounter, 3587 mSDsCounter, 0 mSdLazyCounter, 12226 mSolverCounterSat, 7675 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7949 SdHoareTripleChecker+Valid, 4445 SdHoareTripleChecker+Invalid, 19901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7675 IncrementalHoareTripleChecker+Valid, 12226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.1s IncrementalHoareTripleChecker+Time [2024-10-12 20:11:53,556 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7949 Valid, 4445 Invalid, 19901 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7675 Valid, 12226 Invalid, 0 Unknown, 0 Unchecked, 30.1s Time] [2024-10-12 20:11:53,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1356 states. [2024-10-12 20:11:53,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1356 to 1323. [2024-10-12 20:11:53,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1323 states, 831 states have (on average 1.288808664259928) internal successors, (1071), 864 states have internal predecessors, (1071), 452 states have call successors, (452), 36 states have call predecessors, (452), 39 states have return successors, (496), 451 states have call predecessors, (496), 452 states have call successors, (496) [2024-10-12 20:11:53,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1323 states and 2019 transitions. [2024-10-12 20:11:53,733 INFO L78 Accepts]: Start accepts. Automaton has 1323 states and 2019 transitions. Word has length 716 [2024-10-12 20:11:53,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-12 20:11:53,734 INFO L471 AbstractCegarLoop]: Abstraction has 1323 states and 2019 transitions. [2024-10-12 20:11:53,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 25 states have (on average 33.56) internal successors, (839), 28 states have internal predecessors, (839), 14 states have call successors, (255), 4 states have call predecessors, (255), 8 states have return successors, (255), 11 states have call predecessors, (255), 14 states have call successors, (255) [2024-10-12 20:11:53,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 2019 transitions. [2024-10-12 20:11:53,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2024-10-12 20:11:53,746 INFO L207 NwaCegarLoop]: Found error trace [2024-10-12 20:11:53,746 INFO L215 NwaCegarLoop]: trace histogram [87, 87, 87, 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] [2024-10-12 20:11:53,781 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-12 20:11:53,947 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 [2024-10-12 20:11:53,948 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-12 20:11:53,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 20:11:53,948 INFO L85 PathProgramCache]: Analyzing trace with hash 1315164590, now seen corresponding path program 1 times [2024-10-12 20:11:53,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 20:11:53,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514997203] [2024-10-12 20:11:53,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 20:11:53,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 20:11:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 20:11:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-12 20:11:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-12 20:11:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-12 20:11:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-12 20:11:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-12 20:11:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-12 20:11:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-12 20:11:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-12 20:11:54,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-12 20:11:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-12 20:11:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-12 20:11:54,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-12 20:11:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-12 20:11:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-12 20:11:54,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-12 20:11:54,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-12 20:11:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-12 20:11:54,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-12 20:11:54,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-12 20:11:54,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-12 20:11:54,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-12 20:11:54,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-12 20:11:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-12 20:11:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-12 20:11:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-12 20:11:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-12 20:11:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-12 20:11:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-12 20:11:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-12 20:11:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-12 20:11:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-10-12 20:11:54,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-12 20:11:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2024-10-12 20:11:54,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 20:11:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-12 20:11:54,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2024-10-12 20:11:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-12 20:11:54,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2024-10-12 20:11:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2024-10-12 20:11:54,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2024-10-12 20:11:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2024-10-12 20:11:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2024-10-12 20:11:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2024-10-12 20:11:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2024-10-12 20:11:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2024-10-12 20:11:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2024-10-12 20:11:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2024-10-12 20:11:54,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2024-10-12 20:11:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 500 [2024-10-12 20:11:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2024-10-12 20:11:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2024-10-12 20:11:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2024-10-12 20:11:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2024-10-12 20:11:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2024-10-12 20:11:54,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2024-10-12 20:11:54,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2024-10-12 20:11:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2024-10-12 20:11:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2024-10-12 20:11:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2024-10-12 20:11:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 566 [2024-10-12 20:11:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 572 [2024-10-12 20:11:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2024-10-12 20:11:54,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 584 [2024-10-12 20:11:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2024-10-12 20:11:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2024-10-12 20:11:54,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 602 [2024-10-12 20:11:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 608 [2024-10-12 20:11:54,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 614 [2024-10-12 20:11:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 620 [2024-10-12 20:11:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2024-10-12 20:11:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 632 [2024-10-12 20:11:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 638 [2024-10-12 20:11:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 644 [2024-10-12 20:11:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2024-10-12 20:11:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2024-10-12 20:11:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2024-10-12 20:11:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 668 [2024-10-12 20:11:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2024-10-12 20:11:54,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 680 [2024-10-12 20:11:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 686 [2024-10-12 20:11:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 692 [2024-10-12 20:11:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2024-10-12 20:11:54,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2024-10-12 20:11:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 710 [2024-10-12 20:11:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 716 [2024-10-12 20:11:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 722 [2024-10-12 20:11:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2024-10-12 20:11:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 734 [2024-10-12 20:11:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 740 [2024-10-12 20:11:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2024-10-12 20:11:54,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 20:11:54,617 INFO L134 CoverageAnalysis]: Checked inductivity of 14970 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14970 trivial. 0 not checked. [2024-10-12 20:11:54,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 20:11:54,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514997203] [2024-10-12 20:11:54,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514997203] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 20:11:54,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 20:11:54,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 20:11:54,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339678325] [2024-10-12 20:11:54,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 20:11:54,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-12 20:11:54,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 20:11:54,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 20:11:54,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-12 20:11:54,620 INFO L87 Difference]: Start difference. First operand 1323 states and 2019 transitions. Second operand has 5 states, 5 states have (on average 62.0) internal successors, (310), 3 states have internal predecessors, (310), 2 states have call successors, (91), 3 states have call predecessors, (91), 2 states have return successors, (91), 2 states have call predecessors, (91), 2 states have call successors, (91) [2024-10-12 20:11:58,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-12 20:12:02,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []