./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.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 a6fb157ae499b257dadbdfdc38e5d4454494023bad31f4939a5eb0b429ddb260 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 15:47:03,435 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 15:47:03,494 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 15:47:03,499 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 15:47:03,501 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 15:47:03,530 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 15:47:03,530 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 15:47:03,531 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 15:47:03,531 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 15:47:03,538 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 15:47:03,538 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 15:47:03,539 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 15:47:03,539 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 15:47:03,540 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 15:47:03,540 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 15:47:03,540 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 15:47:03,540 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 15:47:03,541 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 15:47:03,541 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 15:47:03,541 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 15:47:03,541 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 15:47:03,544 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 15:47:03,544 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 15:47:03,545 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 15:47:03,545 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 15:47:03,545 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 15:47:03,546 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 15:47:03,546 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 15:47:03,546 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 15:47:03,549 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 15:47:03,549 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 15:47:03,549 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 15:47:03,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 15:47:03,549 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 15:47:03,549 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 15:47:03,550 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 15:47:03,550 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 15:47:03,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 15:47:03,550 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 15:47:03,550 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 15:47:03,550 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 15:47:03,551 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 15:47:03,551 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6fb157ae499b257dadbdfdc38e5d4454494023bad31f4939a5eb0b429ddb260 [2024-11-08 15:47:03,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 15:47:03,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 15:47:03,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 15:47:03,767 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 15:47:03,767 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 15:47:03,768 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c [2024-11-08 15:47:05,084 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 15:47:05,363 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 15:47:05,364 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c [2024-11-08 15:47:05,389 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7448db6c0/e74c0a69f65a47b4bb1823d540ffe629/FLAG273d86866 [2024-11-08 15:47:05,653 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7448db6c0/e74c0a69f65a47b4bb1823d540ffe629 [2024-11-08 15:47:05,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 15:47:05,656 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 15:47:05,657 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 15:47:05,657 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 15:47:05,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 15:47:05,667 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 03:47:05" (1/1) ... [2024-11-08 15:47:05,668 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70bb6efa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:47:05, skipping insertion in model container [2024-11-08 15:47:05,668 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 03:47:05" (1/1) ... [2024-11-08 15:47:05,730 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 15:47:05,893 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c[1871,1884] [2024-11-08 15:47:06,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 15:47:06,324 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 15:47:06,332 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.bug3.i","-S") [42] [2024-11-08 15:47:06,336 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c[1871,1884] [2024-11-08 15:47:06,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 15:47:06,622 INFO L204 MainTranslator]: Completed translation [2024-11-08 15:47:06,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:47:06 WrapperNode [2024-11-08 15:47:06,622 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 15:47:06,623 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 15:47:06,623 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 15:47:06,623 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 15:47:06,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:47:06" (1/1) ... [2024-11-08 15:47:06,689 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:47:06" (1/1) ... [2024-11-08 15:47:06,864 INFO L138 Inliner]: procedures = 99, calls = 2816, calls flagged for inlining = 35, calls inlined = 35, statements flattened = 8627 [2024-11-08 15:47:06,865 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 15:47:06,865 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 15:47:06,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 15:47:06,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 15:47:06,874 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:47:06" (1/1) ... [2024-11-08 15:47:06,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:47:06" (1/1) ... [2024-11-08 15:47:06,909 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:47:06" (1/1) ... [2024-11-08 15:47:07,077 INFO L175 MemorySlicer]: Split 2420 memory accesses to 49 slices as follows [2, 80, 86, 37, 37, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46]. 4 percent of accesses are in the largest equivalence class. The 338 initializations are split as follows [2, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]. The 446 writes are split as follows [0, 7, 7, 7, 7, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6]. [2024-11-08 15:47:07,077 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:47:06" (1/1) ... [2024-11-08 15:47:07,077 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:47:06" (1/1) ... [2024-11-08 15:47:07,263 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:47:06" (1/1) ... [2024-11-08 15:47:07,298 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:47:06" (1/1) ... [2024-11-08 15:47:07,321 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:47:06" (1/1) ... [2024-11-08 15:47:07,349 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:47:06" (1/1) ... [2024-11-08 15:47:07,397 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 15:47:07,399 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 15:47:07,399 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 15:47:07,399 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 15:47:07,400 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:47:06" (1/1) ... [2024-11-08 15:47:07,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 15:47:07,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 15:47:07,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 15:47:07,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 15:47:07,501 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2024-11-08 15:47:07,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2024-11-08 15:47:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2024-11-08 15:47:07,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2024-11-08 15:47:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 15:47:07,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 15:47:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 15:47:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 15:47:07,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-08 15:47:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-08 15:47:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-08 15:47:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-08 15:47:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-08 15:47:07,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-08 15:47:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-08 15:47:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-08 15:47:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-08 15:47:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-08 15:47:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-08 15:47:07,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-08 15:47:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-08 15:47:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-08 15:47:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-08 15:47:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-08 15:47:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-08 15:47:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-08 15:47:07,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-08 15:47:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-08 15:47:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-08 15:47:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-08 15:47:07,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-08 15:47:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-08 15:47:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-08 15:47:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-08 15:47:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-11-08 15:47:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2024-11-08 15:47:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2024-11-08 15:47:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2024-11-08 15:47:07,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2024-11-08 15:47:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2024-11-08 15:47:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2024-11-08 15:47:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2024-11-08 15:47:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2024-11-08 15:47:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2024-11-08 15:47:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2024-11-08 15:47:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2024-11-08 15:47:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2024-11-08 15:47:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2024-11-08 15:47:07,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2024-11-08 15:47:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2024-11-08 15:47:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2024-11-08 15:47:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#47 [2024-11-08 15:47:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#48 [2024-11-08 15:47:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2024-11-08 15:47:07,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2024-11-08 15:47:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-08 15:47:07,510 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-08 15:47:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2024-11-08 15:47:07,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2024-11-08 15:47:07,511 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2024-11-08 15:47:07,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2024-11-08 15:47:07,511 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2024-11-08 15:47:07,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2024-11-08 15:47:07,512 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2024-11-08 15:47:07,512 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2024-11-08 15:47:07,512 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2024-11-08 15:47:07,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2024-11-08 15:47:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2024-11-08 15:47:07,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2024-11-08 15:47:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 15:47:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 15:47:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 15:47:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 15:47:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-08 15:47:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-08 15:47:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-08 15:47:07,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-08 15:47:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-08 15:47:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-08 15:47:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-08 15:47:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-08 15:47:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-08 15:47:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-08 15:47:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-08 15:47:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-08 15:47:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-08 15:47:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-08 15:47:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-08 15:47:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-08 15:47:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-08 15:47:07,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-08 15:47:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-08 15:47:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-08 15:47:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-08 15:47:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-08 15:47:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-08 15:47:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-08 15:47:07,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-08 15:47:07,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-08 15:47:07,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-11-08 15:47:07,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2024-11-08 15:47:07,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2024-11-08 15:47:07,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2024-11-08 15:47:07,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2024-11-08 15:47:07,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2024-11-08 15:47:07,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2024-11-08 15:47:07,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2024-11-08 15:47:07,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2024-11-08 15:47:07,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2024-11-08 15:47:07,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2024-11-08 15:47:07,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2024-11-08 15:47:07,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2024-11-08 15:47:07,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2024-11-08 15:47:07,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2024-11-08 15:47:07,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2024-11-08 15:47:07,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2024-11-08 15:47:07,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#47 [2024-11-08 15:47:07,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#48 [2024-11-08 15:47:07,522 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-08 15:47:07,522 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-08 15:47:07,522 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2024-11-08 15:47:07,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2024-11-08 15:47:07,522 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2024-11-08 15:47:07,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2024-11-08 15:47:07,522 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2024-11-08 15:47:07,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2024-11-08 15:47:07,522 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2024-11-08 15:47:07,522 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2024-11-08 15:47:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2024-11-08 15:47:07,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2024-11-08 15:47:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-08 15:47:07,523 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-08 15:47:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 15:47:07,523 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-08 15:47:07,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-08 15:47:07,524 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2024-11-08 15:47:07,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2024-11-08 15:47:07,525 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2024-11-08 15:47:07,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2024-11-08 15:47:07,525 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2024-11-08 15:47:07,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2024-11-08 15:47:07,525 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-08 15:47:07,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-08 15:47:07,525 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2024-11-08 15:47:07,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2024-11-08 15:47:07,526 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-08 15:47:07,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-08 15:47:07,526 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2024-11-08 15:47:07,526 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2024-11-08 15:47:07,526 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2024-11-08 15:47:07,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2024-11-08 15:47:07,526 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2024-11-08 15:47:07,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2024-11-08 15:47:07,528 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2024-11-08 15:47:07,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2024-11-08 15:47:07,528 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2024-11-08 15:47:07,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2024-11-08 15:47:07,528 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2024-11-08 15:47:07,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2024-11-08 15:47:07,528 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2024-11-08 15:47:07,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2024-11-08 15:47:07,529 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2024-11-08 15:47:07,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2024-11-08 15:47:07,529 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2024-11-08 15:47:07,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2024-11-08 15:47:07,529 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2024-11-08 15:47:07,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2024-11-08 15:47:07,529 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2024-11-08 15:47:07,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2024-11-08 15:47:07,529 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2024-11-08 15:47:07,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2024-11-08 15:47:07,529 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2024-11-08 15:47:07,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2024-11-08 15:47:07,529 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2024-11-08 15:47:07,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2024-11-08 15:47:07,530 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2024-11-08 15:47:07,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2024-11-08 15:47:07,530 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2024-11-08 15:47:07,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2024-11-08 15:47:07,531 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2024-11-08 15:47:07,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2024-11-08 15:47:07,532 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2024-11-08 15:47:07,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2024-11-08 15:47:07,532 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2024-11-08 15:47:07,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2024-11-08 15:47:07,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 15:47:07,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 15:47:07,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 15:47:07,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 15:47:07,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-08 15:47:07,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-08 15:47:07,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-08 15:47:07,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-08 15:47:07,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-08 15:47:07,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-08 15:47:07,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-08 15:47:07,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-08 15:47:07,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-08 15:47:07,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-08 15:47:07,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-08 15:47:07,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-08 15:47:07,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-08 15:47:07,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-08 15:47:07,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-08 15:47:07,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-08 15:47:07,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-08 15:47:07,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-08 15:47:07,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-08 15:47:07,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-08 15:47:07,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-08 15:47:07,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-08 15:47:07,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-08 15:47:07,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-08 15:47:07,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-08 15:47:07,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-08 15:47:07,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-11-08 15:47:07,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2024-11-08 15:47:07,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2024-11-08 15:47:07,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2024-11-08 15:47:07,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2024-11-08 15:47:07,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2024-11-08 15:47:07,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2024-11-08 15:47:07,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2024-11-08 15:47:07,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2024-11-08 15:47:07,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2024-11-08 15:47:07,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2024-11-08 15:47:07,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2024-11-08 15:47:07,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2024-11-08 15:47:07,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2024-11-08 15:47:07,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2024-11-08 15:47:07,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2024-11-08 15:47:07,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2024-11-08 15:47:07,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#47 [2024-11-08 15:47:07,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#48 [2024-11-08 15:47:07,539 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2024-11-08 15:47:07,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2024-11-08 15:47:07,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 15:47:07,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 15:47:08,062 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 15:47:08,071 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 15:47:16,898 INFO L? ?]: Removed 946 outVars from TransFormulas that were not future-live. [2024-11-08 15:47:16,899 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 15:47:16,939 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 15:47:16,939 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-08 15:47:16,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 03:47:16 BoogieIcfgContainer [2024-11-08 15:47:16,940 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 15:47:16,941 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 15:47:16,941 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 15:47:16,944 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 15:47:16,944 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 03:47:05" (1/3) ... [2024-11-08 15:47:16,944 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a1bd306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 03:47:16, skipping insertion in model container [2024-11-08 15:47:16,945 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 03:47:06" (2/3) ... [2024-11-08 15:47:16,945 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a1bd306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 03:47:16, skipping insertion in model container [2024-11-08 15:47:16,945 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 03:47:16" (3/3) ... [2024-11-08 15:47:16,946 INFO L112 eAbstractionObserver]: Analyzing ICFG rekh_ctm.3-2.c [2024-11-08 15:47:16,959 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 15:47:16,959 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 15:47:17,041 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 15:47:17,046 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;@7f7f3529, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 15:47:17,046 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 15:47:17,062 INFO L276 IsEmpty]: Start isEmpty. Operand has 2465 states, 2113 states have (on average 1.4803596781826787) internal successors, (3128), 2137 states have internal predecessors, (3128), 306 states have call successors, (306), 44 states have call predecessors, (306), 44 states have return successors, (306), 296 states have call predecessors, (306), 306 states have call successors, (306) [2024-11-08 15:47:17,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 15:47:17,075 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:47:17,076 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:47:17,076 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:47:17,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:47:17,081 INFO L85 PathProgramCache]: Analyzing trace with hash 1131494520, now seen corresponding path program 1 times [2024-11-08 15:47:17,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:47:17,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837275535] [2024-11-08 15:47:17,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:47:17,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:47:17,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:47:17,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 15:47:17,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:47:17,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:47:17,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:47:17,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 15:47:17,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:47:17,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837275535] [2024-11-08 15:47:17,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837275535] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:47:17,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:47:17,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 15:47:17,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195474040] [2024-11-08 15:47:17,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:47:17,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 15:47:17,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:47:18,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 15:47:18,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 15:47:18,021 INFO L87 Difference]: Start difference. First operand has 2465 states, 2113 states have (on average 1.4803596781826787) internal successors, (3128), 2137 states have internal predecessors, (3128), 306 states have call successors, (306), 44 states have call predecessors, (306), 44 states have return successors, (306), 296 states have call predecessors, (306), 306 states have call successors, (306) Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 2 states have internal predecessors, (142), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 15:47:22,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 15:47:26,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 15:47:34,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:47:34,770 INFO L93 Difference]: Finished difference Result 5682 states and 9376 transitions. [2024-11-08 15:47:34,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 15:47:34,775 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 2 states have internal predecessors, (142), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 148 [2024-11-08 15:47:34,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:47:34,820 INFO L225 Difference]: With dead ends: 5682 [2024-11-08 15:47:34,820 INFO L226 Difference]: Without dead ends: 3209 [2024-11-08 15:47:34,847 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 15:47:34,853 INFO L432 NwaCegarLoop]: 2447 mSDtfsCounter, 1174 mSDsluCounter, 2849 mSDsCounter, 0 mSdLazyCounter, 3309 mSolverCounterSat, 650 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1225 SdHoareTripleChecker+Valid, 5296 SdHoareTripleChecker+Invalid, 3961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 650 IncrementalHoareTripleChecker+Valid, 3309 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.1s IncrementalHoareTripleChecker+Time [2024-11-08 15:47:34,854 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1225 Valid, 5296 Invalid, 3961 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [650 Valid, 3309 Invalid, 2 Unknown, 0 Unchecked, 16.1s Time] [2024-11-08 15:47:34,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3209 states. [2024-11-08 15:47:35,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3209 to 2452. [2024-11-08 15:47:35,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2452 states, 2101 states have (on average 1.153736316039981) internal successors, (2424), 2125 states have internal predecessors, (2424), 306 states have call successors, (306), 44 states have call predecessors, (306), 44 states have return successors, (305), 295 states have call predecessors, (305), 305 states have call successors, (305) [2024-11-08 15:47:35,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 2452 states and 3035 transitions. [2024-11-08 15:47:35,106 INFO L78 Accepts]: Start accepts. Automaton has 2452 states and 3035 transitions. Word has length 148 [2024-11-08 15:47:35,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:47:35,107 INFO L471 AbstractCegarLoop]: Abstraction has 2452 states and 3035 transitions. [2024-11-08 15:47:35,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 2 states have internal predecessors, (142), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 15:47:35,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 3035 transitions. [2024-11-08 15:47:35,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-08 15:47:35,119 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:47:35,120 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-08 15:47:35,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 15:47:35,120 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:47:35,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:47:35,121 INFO L85 PathProgramCache]: Analyzing trace with hash -44824461, now seen corresponding path program 1 times [2024-11-08 15:47:35,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:47:35,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916962833] [2024-11-08 15:47:35,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:47:35,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:47:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:47:36,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 15:47:36,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:47:36,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:47:36,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:47:36,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:47:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:47:36,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 15:47:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:47:36,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:47:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:47:36,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 15:47:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:47:36,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 15:47:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:47:36,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-08 15:47:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:47:36,533 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 15:47:36,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:47:36,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916962833] [2024-11-08 15:47:36,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916962833] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:47:36,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:47:36,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 15:47:36,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492373184] [2024-11-08 15:47:36,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:47:36,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 15:47:36,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:47:36,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 15:47:36,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-08 15:47:36,540 INFO L87 Difference]: Start difference. First operand 2452 states and 3035 transitions. Second operand has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 6 states have internal predecessors, (190), 4 states have call successors, (10), 5 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-08 15:47:40,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 15:47:44,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 15:47:48,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 15:47:52,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 15:47:56,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 15:48:13,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 15:48:17,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 15:48:21,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 15:48:25,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 15:48:29,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 15:48:29,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 15:48:29,832 INFO L93 Difference]: Finished difference Result 6520 states and 8762 transitions. [2024-11-08 15:48:29,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 15:48:29,832 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 6 states have internal predecessors, (190), 4 states have call successors, (10), 5 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 208 [2024-11-08 15:48:29,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 15:48:29,858 INFO L225 Difference]: With dead ends: 6520 [2024-11-08 15:48:29,858 INFO L226 Difference]: Without dead ends: 4073 [2024-11-08 15:48:29,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2024-11-08 15:48:29,882 INFO L432 NwaCegarLoop]: 2318 mSDtfsCounter, 11158 mSDsluCounter, 5466 mSDsCounter, 0 mSdLazyCounter, 6324 mSolverCounterSat, 4027 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11300 SdHoareTripleChecker+Valid, 7784 SdHoareTripleChecker+Invalid, 10361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4027 IncrementalHoareTripleChecker+Valid, 6324 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.3s IncrementalHoareTripleChecker+Time [2024-11-08 15:48:29,885 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11300 Valid, 7784 Invalid, 10361 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4027 Valid, 6324 Invalid, 10 Unknown, 0 Unchecked, 52.3s Time] [2024-11-08 15:48:29,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4073 states. [2024-11-08 15:48:30,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4073 to 2975. [2024-11-08 15:48:30,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2975 states, 2476 states have (on average 1.1865912762520194) internal successors, (2938), 2506 states have internal predecessors, (2938), 421 states have call successors, (421), 77 states have call predecessors, (421), 77 states have return successors, (420), 406 states have call predecessors, (420), 420 states have call successors, (420) [2024-11-08 15:48:30,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2975 states to 2975 states and 3779 transitions. [2024-11-08 15:48:30,159 INFO L78 Accepts]: Start accepts. Automaton has 2975 states and 3779 transitions. Word has length 208 [2024-11-08 15:48:30,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 15:48:30,161 INFO L471 AbstractCegarLoop]: Abstraction has 2975 states and 3779 transitions. [2024-11-08 15:48:30,162 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 6 states have internal predecessors, (190), 4 states have call successors, (10), 5 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-08 15:48:30,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2975 states and 3779 transitions. [2024-11-08 15:48:30,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-08 15:48:30,165 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 15:48:30,165 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 15:48:30,165 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 15:48:30,165 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 15:48:30,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 15:48:30,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1848427959, now seen corresponding path program 1 times [2024-11-08 15:48:30,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 15:48:30,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041026262] [2024-11-08 15:48:30,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 15:48:30,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 15:48:30,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:48:31,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-08 15:48:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:48:31,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-08 15:48:31,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:48:31,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-08 15:48:31,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:48:31,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-08 15:48:31,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:48:31,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-08 15:48:31,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:48:31,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 15:48:31,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:48:31,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 15:48:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:48:31,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-08 15:48:31,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 15:48:31,267 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 15:48:31,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 15:48:31,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041026262] [2024-11-08 15:48:31,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041026262] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 15:48:31,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 15:48:31,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 15:48:31,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967211271] [2024-11-08 15:48:31,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 15:48:31,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 15:48:31,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 15:48:31,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 15:48:31,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-08 15:48:31,272 INFO L87 Difference]: Start difference. First operand 2975 states and 3779 transitions. Second operand has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 6 states have internal predecessors, (190), 4 states have call successors, (10), 5 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-08 15:48:35,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 15:48:39,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []