./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.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 b6fd990ee5a3d1196da7f04012a4fa03f310aee567403c5800bf2a09c38760f5 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 14:56:17,575 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 14:56:17,633 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 14:56:17,639 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 14:56:17,639 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 14:56:17,661 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 14:56:17,663 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 14:56:17,663 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 14:56:17,663 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 14:56:17,664 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 14:56:17,664 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 14:56:17,664 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 14:56:17,664 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 14:56:17,665 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 14:56:17,665 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 14:56:17,665 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 14:56:17,665 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 14:56:17,665 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 14:56:17,665 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 14:56:17,665 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 14:56:17,665 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 14:56:17,666 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 14:56:17,666 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 14:56:17,666 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 14:56:17,666 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 14:56:17,666 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 14:56:17,666 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 14:56:17,666 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 14:56:17,666 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 14:56:17,666 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 14:56:17,666 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 14:56:17,666 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 14:56:17,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 14:56:17,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 14:56:17,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 14:56:17,667 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 14:56:17,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 14:56:17,667 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 14:56:17,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 14:56:17,667 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 14:56:17,668 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 14:56:17,668 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 14:56:17,668 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 14:56:17,668 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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 -> b6fd990ee5a3d1196da7f04012a4fa03f310aee567403c5800bf2a09c38760f5 [2025-03-03 14:56:17,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 14:56:17,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 14:56:17,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 14:56:17,951 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 14:56:17,951 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 14:56:17,952 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c [2025-03-03 14:56:19,176 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32eeb70c4/bc397ee3df304d3cbf8e80ddea01c3ab/FLAGef81bf77b [2025-03-03 14:56:19,570 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 14:56:19,571 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c [2025-03-03 14:56:19,599 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32eeb70c4/bc397ee3df304d3cbf8e80ddea01c3ab/FLAGef81bf77b [2025-03-03 14:56:19,612 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32eeb70c4/bc397ee3df304d3cbf8e80ddea01c3ab [2025-03-03 14:56:19,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 14:56:19,615 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 14:56:19,616 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 14:56:19,616 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 14:56:19,620 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 14:56:19,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 02:56:19" (1/1) ... [2025-03-03 14:56:19,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e8dd874 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:56:19, skipping insertion in model container [2025-03-03 14:56:19,621 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 02:56:19" (1/1) ... [2025-03-03 14:56:19,698 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 14:56:19,854 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c[2215,2228] [2025-03-03 14:56:20,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 14:56:20,415 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 14:56:20,452 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.ok2.i","-S") [51] [2025-03-03 14:56:20,456 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c[2215,2228] [2025-03-03 14:56:20,788 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 14:56:20,830 INFO L204 MainTranslator]: Completed translation [2025-03-03 14:56:20,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:56:20 WrapperNode [2025-03-03 14:56:20,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 14:56:20,831 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 14:56:20,831 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 14:56:20,831 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 14:56:20,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:56:20" (1/1) ... [2025-03-03 14:56:20,934 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:56:20" (1/1) ... [2025-03-03 14:56:21,455 INFO L138 Inliner]: procedures = 101, calls = 7876, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 23141 [2025-03-03 14:56:21,456 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 14:56:21,457 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 14:56:21,457 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 14:56:21,457 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 14:56:21,463 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:56:20" (1/1) ... [2025-03-03 14:56:21,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:56:20" (1/1) ... [2025-03-03 14:56:21,577 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:56:20" (1/1) ... [2025-03-03 14:56:21,730 INFO L175 MemorySlicer]: Split 7434 memory accesses to 57 slices as follows [2, 17, 17, 17, 9, 360, 488, 432, 456, 480, 392, 284, 212, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109, 85, 109]. 7 percent of accesses are in the largest equivalence class. The 1318 initializations are split as follows [2, 8, 8, 8, 4, 8, 8, 8, 8, 8, 8, 4, 4, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28]. The 1292 writes are split as follows [0, 1, 1, 1, 1, 8, 8, 8, 8, 8, 8, 4, 4, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27, 29, 27]. [2025-03-03 14:56:21,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:56:20" (1/1) ... [2025-03-03 14:56:21,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:56:20" (1/1) ... [2025-03-03 14:56:22,002 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:56:20" (1/1) ... [2025-03-03 14:56:22,032 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:56:20" (1/1) ... [2025-03-03 14:56:22,113 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:56:20" (1/1) ... [2025-03-03 14:56:22,143 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:56:20" (1/1) ... [2025-03-03 14:56:22,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 14:56:22,216 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 14:56:22,217 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 14:56:22,217 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 14:56:22,217 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:56:20" (1/1) ... [2025-03-03 14:56:22,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 14:56:22,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 14:56:22,242 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) [2025-03-03 14:56:22,245 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 [2025-03-03 14:56:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2025-03-03 14:56:22,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2025-03-03 14:56:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2025-03-03 14:56:22,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2025-03-03 14:56:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-03 14:56:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-03 14:56:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-03 14:56:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-03 14:56:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-03 14:56:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-03 14:56:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-03 14:56:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-03 14:56:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-03 14:56:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-03 14:56:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-03 14:56:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-03 14:56:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-03 14:56:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-03 14:56:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-03 14:56:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-03 14:56:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-03 14:56:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-03 14:56:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-03 14:56:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-03-03 14:56:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-03-03 14:56:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-03-03 14:56:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-03-03 14:56:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-03-03 14:56:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2025-03-03 14:56:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2025-03-03 14:56:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2025-03-03 14:56:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2025-03-03 14:56:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2025-03-03 14:56:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2025-03-03 14:56:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2025-03-03 14:56:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#47 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#48 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#49 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#50 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#51 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#52 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#53 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#54 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#55 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#56 [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2025-03-03 14:56:22,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2025-03-03 14:56:22,268 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2025-03-03 14:56:22,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2025-03-03 14:56:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2025-03-03 14:56:22,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2025-03-03 14:56:22,269 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2025-03-03 14:56:22,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2025-03-03 14:56:22,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2025-03-03 14:56:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2025-03-03 14:56:22,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2025-03-03 14:56:22,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2025-03-03 14:56:22,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2025-03-03 14:56:22,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2025-03-03 14:56:22,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2025-03-03 14:56:22,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2025-03-03 14:56:22,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2025-03-03 14:56:22,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#47 [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#48 [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#49 [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#50 [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#51 [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#52 [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#53 [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#54 [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#55 [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#56 [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2025-03-03 14:56:22,273 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2025-03-03 14:56:22,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2025-03-03 14:56:22,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2025-03-03 14:56:22,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2025-03-03 14:56:22,273 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2025-03-03 14:56:22,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2025-03-03 14:56:22,273 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2025-03-03 14:56:22,273 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2025-03-03 14:56:22,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2025-03-03 14:56:22,274 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2025-03-03 14:56:22,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2025-03-03 14:56:22,275 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2025-03-03 14:56:22,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2025-03-03 14:56:22,275 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2025-03-03 14:56:22,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2025-03-03 14:56:22,275 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2025-03-03 14:56:22,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2025-03-03 14:56:22,276 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2025-03-03 14:56:22,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2025-03-03 14:56:22,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#47 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#48 [2025-03-03 14:56:22,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#49 [2025-03-03 14:56:22,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#50 [2025-03-03 14:56:22,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#51 [2025-03-03 14:56:22,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#52 [2025-03-03 14:56:22,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#53 [2025-03-03 14:56:22,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#54 [2025-03-03 14:56:22,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#55 [2025-03-03 14:56:22,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#56 [2025-03-03 14:56:22,278 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2025-03-03 14:56:22,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2025-03-03 14:56:22,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 14:56:22,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 14:56:23,181 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 14:56:23,184 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 14:56:37,852 INFO L? ?]: Removed 918 outVars from TransFormulas that were not future-live. [2025-03-03 14:56:37,852 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 14:56:37,935 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 14:56:37,935 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 14:56:37,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 02:56:37 BoogieIcfgContainer [2025-03-03 14:56:37,935 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 14:56:37,937 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 14:56:37,937 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 14:56:37,943 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 14:56:37,943 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 02:56:19" (1/3) ... [2025-03-03 14:56:37,944 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@169b69df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 02:56:37, skipping insertion in model container [2025-03-03 14:56:37,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:56:20" (2/3) ... [2025-03-03 14:56:37,946 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@169b69df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 02:56:37, skipping insertion in model container [2025-03-03 14:56:37,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 02:56:37" (3/3) ... [2025-03-03 14:56:37,947 INFO L128 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.2-2.c [2025-03-03 14:56:37,959 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 14:56:37,962 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rekcba_ctm.2-2.c that has 45 procedures, 4816 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2025-03-03 14:56:38,074 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 14:56:38,082 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;@3c3057b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 14:56:38,083 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 14:56:38,096 INFO L276 IsEmpty]: Start isEmpty. Operand has 4816 states, 4428 states have (on average 1.5474254742547426) internal successors, (6852), 4452 states have internal predecessors, (6852), 342 states have call successors, (342), 44 states have call predecessors, (342), 44 states have return successors, (342), 332 states have call predecessors, (342), 342 states have call successors, (342) [2025-03-03 14:56:38,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1934 [2025-03-03 14:56:38,211 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 14:56:38,213 INFO L218 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 14:56:38,213 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 14:56:38,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 14:56:38,219 INFO L85 PathProgramCache]: Analyzing trace with hash -76279980, now seen corresponding path program 1 times [2025-03-03 14:56:38,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 14:56:38,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161550475] [2025-03-03 14:56:38,225 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:56:38,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 14:56:47,840 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1933 statements into 1 equivalence classes. [2025-03-03 14:56:48,059 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1933 of 1933 statements. [2025-03-03 14:56:48,060 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:56:48,060 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:56:49,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 14:56:49,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 14:56:49,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161550475] [2025-03-03 14:56:49,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161550475] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 14:56:49,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 14:56:49,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 14:56:49,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138875336] [2025-03-03 14:56:49,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 14:56:49,543 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 14:56:49,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 14:56:49,560 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 14:56:49,560 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 14:56:49,572 INFO L87 Difference]: Start difference. First operand has 4816 states, 4428 states have (on average 1.5474254742547426) internal successors, (6852), 4452 states have internal predecessors, (6852), 342 states have call successors, (342), 44 states have call predecessors, (342), 44 states have return successors, (342), 332 states have call predecessors, (342), 342 states have call successors, (342) Second operand has 2 states, 2 states have (on average 966.0) internal successors, (1932), 2 states have internal predecessors, (1932), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 14:56:49,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 14:56:49,780 INFO L93 Difference]: Finished difference Result 9623 states and 15356 transitions. [2025-03-03 14:56:49,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 14:56:49,782 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 966.0) internal successors, (1932), 2 states have internal predecessors, (1932), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1933 [2025-03-03 14:56:49,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 14:56:49,822 INFO L225 Difference]: With dead ends: 9623 [2025-03-03 14:56:49,822 INFO L226 Difference]: Without dead ends: 4800 [2025-03-03 14:56:49,849 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 14:56:49,852 INFO L435 NwaCegarLoop]: 6003 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6003 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 14:56:49,852 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6003 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 14:56:49,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4800 states. [2025-03-03 14:56:50,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4800 to 4800. [2025-03-03 14:56:50,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4800 states, 4413 states have (on average 1.2025832766825288) internal successors, (5307), 4437 states have internal predecessors, (5307), 342 states have call successors, (342), 44 states have call predecessors, (342), 44 states have return successors, (341), 331 states have call predecessors, (341), 341 states have call successors, (341) [2025-03-03 14:56:50,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4800 states to 4800 states and 5990 transitions. [2025-03-03 14:56:50,060 INFO L78 Accepts]: Start accepts. Automaton has 4800 states and 5990 transitions. Word has length 1933 [2025-03-03 14:56:50,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 14:56:50,061 INFO L471 AbstractCegarLoop]: Abstraction has 4800 states and 5990 transitions. [2025-03-03 14:56:50,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 966.0) internal successors, (1932), 2 states have internal predecessors, (1932), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 14:56:50,062 INFO L276 IsEmpty]: Start isEmpty. Operand 4800 states and 5990 transitions. [2025-03-03 14:56:50,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1934 [2025-03-03 14:56:50,121 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 14:56:50,122 INFO L218 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 14:56:50,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-03 14:56:50,122 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 14:56:50,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 14:56:50,124 INFO L85 PathProgramCache]: Analyzing trace with hash -1305973449, now seen corresponding path program 1 times [2025-03-03 14:56:50,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 14:56:50,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447087742] [2025-03-03 14:56:50,124 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:56:50,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 14:56:59,062 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1933 statements into 1 equivalence classes. [2025-03-03 14:57:07,798 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1933 of 1933 statements. [2025-03-03 14:57:07,798 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:57:07,798 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:57:14,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 14:57:14,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 14:57:14,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447087742] [2025-03-03 14:57:14,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447087742] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 14:57:14,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 14:57:14,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-03 14:57:14,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38649937] [2025-03-03 14:57:14,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 14:57:14,769 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-03 14:57:14,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 14:57:14,771 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-03 14:57:14,772 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-03 14:57:14,773 INFO L87 Difference]: Start difference. First operand 4800 states and 5990 transitions. Second operand has 6 states, 5 states have (on average 386.4) internal successors, (1932), 4 states have internal predecessors, (1932), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 14:57:15,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 14:57:15,204 INFO L93 Difference]: Finished difference Result 6932 states and 8553 transitions. [2025-03-03 14:57:15,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-03 14:57:15,206 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 386.4) internal successors, (1932), 4 states have internal predecessors, (1932), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1933 [2025-03-03 14:57:15,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 14:57:15,247 INFO L225 Difference]: With dead ends: 6932 [2025-03-03 14:57:15,247 INFO L226 Difference]: Without dead ends: 6930 [2025-03-03 14:57:15,253 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2025-03-03 14:57:15,254 INFO L435 NwaCegarLoop]: 6019 mSDtfsCounter, 4065 mSDsluCounter, 20564 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4065 SdHoareTripleChecker+Valid, 26583 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-03 14:57:15,255 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4065 Valid, 26583 Invalid, 95 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-03 14:57:15,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6930 states. [2025-03-03 14:57:15,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6930 to 6928. [2025-03-03 14:57:15,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6928 states, 6268 states have (on average 1.179323548181238) internal successors, (7392), 6306 states have internal predecessors, (7392), 576 states have call successors, (576), 83 states have call predecessors, (576), 83 states have return successors, (582), 559 states have call predecessors, (582), 574 states have call successors, (582) [2025-03-03 14:57:15,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6928 states to 6928 states and 8550 transitions. [2025-03-03 14:57:15,538 INFO L78 Accepts]: Start accepts. Automaton has 6928 states and 8550 transitions. Word has length 1933 [2025-03-03 14:57:15,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 14:57:15,544 INFO L471 AbstractCegarLoop]: Abstraction has 6928 states and 8550 transitions. [2025-03-03 14:57:15,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 386.4) internal successors, (1932), 4 states have internal predecessors, (1932), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-03 14:57:15,544 INFO L276 IsEmpty]: Start isEmpty. Operand 6928 states and 8550 transitions. [2025-03-03 14:57:15,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1940 [2025-03-03 14:57:15,630 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 14:57:15,631 INFO L218 NwaCegarLoop]: trace histogram [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, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 14:57:15,631 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-03 14:57:15,631 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 14:57:15,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 14:57:15,633 INFO L85 PathProgramCache]: Analyzing trace with hash 1636007093, now seen corresponding path program 1 times [2025-03-03 14:57:15,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 14:57:15,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060126045] [2025-03-03 14:57:15,633 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:57:15,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 14:57:24,662 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1939 statements into 1 equivalence classes. [2025-03-03 14:57:33,791 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1939 of 1939 statements. [2025-03-03 14:57:33,791 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:57:33,791 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:57:38,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 14:57:38,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 14:57:38,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060126045] [2025-03-03 14:57:38,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060126045] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 14:57:38,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 14:57:38,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-03 14:57:38,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16630028] [2025-03-03 14:57:38,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 14:57:38,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-03 14:57:38,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 14:57:38,097 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-03 14:57:38,098 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2025-03-03 14:57:38,102 INFO L87 Difference]: Start difference. First operand 6928 states and 8550 transitions. Second operand has 6 states, 5 states have (on average 387.2) internal successors, (1936), 5 states have internal predecessors, (1936), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-03 14:57:38,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 14:57:38,516 INFO L93 Difference]: Finished difference Result 6936 states and 8556 transitions. [2025-03-03 14:57:38,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-03 14:57:38,517 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 387.2) internal successors, (1936), 5 states have internal predecessors, (1936), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 1939 [2025-03-03 14:57:38,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 14:57:38,554 INFO L225 Difference]: With dead ends: 6936 [2025-03-03 14:57:38,555 INFO L226 Difference]: Without dead ends: 6934 [2025-03-03 14:57:38,559 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2025-03-03 14:57:38,561 INFO L435 NwaCegarLoop]: 6022 mSDtfsCounter, 4060 mSDsluCounter, 20568 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4060 SdHoareTripleChecker+Valid, 26590 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-03 14:57:38,562 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4060 Valid, 26590 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-03 14:57:38,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6934 states. [2025-03-03 14:57:38,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6934 to 6932. [2025-03-03 14:57:38,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6932 states, 6271 states have (on average 1.179237761122628) internal successors, (7395), 6309 states have internal predecessors, (7395), 576 states have call successors, (576), 84 states have call predecessors, (576), 84 states have return successors, (582), 559 states have call predecessors, (582), 574 states have call successors, (582) [2025-03-03 14:57:38,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 8553 transitions. [2025-03-03 14:57:38,774 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 8553 transitions. Word has length 1939 [2025-03-03 14:57:38,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 14:57:38,776 INFO L471 AbstractCegarLoop]: Abstraction has 6932 states and 8553 transitions. [2025-03-03 14:57:38,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 387.2) internal successors, (1936), 5 states have internal predecessors, (1936), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-03-03 14:57:38,777 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 8553 transitions. [2025-03-03 14:57:38,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1946 [2025-03-03 14:57:38,833 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 14:57:38,835 INFO L218 NwaCegarLoop]: trace histogram [3, 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, 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[2025-03-03 14:57:38,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-03 14:57:38,835 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 14:57:38,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 14:57:38,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1675734197, now seen corresponding path program 1 times [2025-03-03 14:57:38,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 14:57:38,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604227261] [2025-03-03 14:57:38,840 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:57:38,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms