./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --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 687a1636a89f1fab4c90438b5af97b62d434d4fc2275ba6796fa2a6782584d1d --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 18:30:21,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 18:30:21,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 18:30:21,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 18:30:21,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 18:30:21,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 18:30:21,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 18:30:21,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 18:30:21,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 18:30:21,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 18:30:21,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 18:30:21,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 18:30:21,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 18:30:21,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 18:30:21,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 18:30:21,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 18:30:21,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 18:30:21,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 18:30:21,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 18:30:21,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 18:30:21,518 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 18:30:21,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 18:30:21,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 18:30:21,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 18:30:21,524 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 18:30:21,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 18:30:21,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 18:30:21,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 18:30:21,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 18:30:21,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 18:30:21,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 18:30:21,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 18:30:21,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 18:30:21,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 18:30:21,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 18:30:21,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 18:30:21,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 18:30:21,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 18:30:21,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 18:30:21,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 18:30:21,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 18:30:21,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 18:30:21,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 18:30:21,547 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 18:30:21,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 18:30:21,547 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 18:30:21,547 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 18:30:21,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 18:30:21,548 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 18:30:21,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 18:30:21,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 18:30:21,549 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 18:30:21,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 18:30:21,549 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 18:30:21,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 18:30:21,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 18:30:21,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 18:30:21,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 18:30:21,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 18:30:21,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 18:30:21,550 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 18:30:21,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 18:30:21,550 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 18:30:21,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 18:30:21,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 18:30:21,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 18:30:21,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 18:30:21,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 18:30:21,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 18:30:21,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 18:30:21,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 18:30:21,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 18:30:21,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 18:30:21,552 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 18:30:21,552 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 18:30:21,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 18:30:21,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 687a1636a89f1fab4c90438b5af97b62d434d4fc2275ba6796fa2a6782584d1d [2022-07-13 18:30:21,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 18:30:21,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 18:30:21,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 18:30:21,769 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 18:30:21,770 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 18:30:21,771 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c [2022-07-13 18:30:21,827 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83d5fb7ab/f971ec9d6d48405a93dc303574a605d4/FLAG490572512 [2022-07-13 18:30:22,383 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 18:30:22,384 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.1.c [2022-07-13 18:30:22,425 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83d5fb7ab/f971ec9d6d48405a93dc303574a605d4/FLAG490572512 [2022-07-13 18:30:22,553 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83d5fb7ab/f971ec9d6d48405a93dc303574a605d4 [2022-07-13 18:30:22,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 18:30:22,556 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 18:30:22,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 18:30:22,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 18:30:22,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 18:30:22,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 06:30:22" (1/1) ... [2022-07-13 18:30:22,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34201530 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:30:22, skipping insertion in model container [2022-07-13 18:30:22,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 06:30:22" (1/1) ... [2022-07-13 18:30:22,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 18:30:22,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 18:30:22,880 WARN L230 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.1.c[2213,2226] [2022-07-13 18:30:23,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 18:30:23,597 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 18:30:23,608 WARN L230 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.1.c[2213,2226] [2022-07-13 18:30:23,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 18:30:23,942 INFO L208 MainTranslator]: Completed translation [2022-07-13 18:30:23,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:30:23 WrapperNode [2022-07-13 18:30:23,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 18:30:23,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 18:30:23,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 18:30:23,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 18:30:23,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:30:23" (1/1) ... [2022-07-13 18:30:24,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:30:23" (1/1) ... [2022-07-13 18:30:24,596 INFO L137 Inliner]: procedures = 101, calls = 6646, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 21149 [2022-07-13 18:30:24,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 18:30:24,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 18:30:24,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 18:30:24,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 18:30:24,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:30:23" (1/1) ... [2022-07-13 18:30:24,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:30:23" (1/1) ... [2022-07-13 18:30:24,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:30:23" (1/1) ... [2022-07-13 18:30:24,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:30:23" (1/1) ... [2022-07-13 18:30:25,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:30:23" (1/1) ... [2022-07-13 18:30:25,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:30:23" (1/1) ... [2022-07-13 18:30:25,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:30:23" (1/1) ... [2022-07-13 18:30:25,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 18:30:25,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 18:30:25,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 18:30:25,289 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 18:30:25,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:30:23" (1/1) ... [2022-07-13 18:30:25,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 18:30:25,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 18:30:25,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-13 18:30:25,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-13 18:30:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2022-07-13 18:30:25,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2022-07-13 18:30:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2022-07-13 18:30:25,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2022-07-13 18:30:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-13 18:30:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2022-07-13 18:30:25,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2022-07-13 18:30:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2022-07-13 18:30:25,367 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2022-07-13 18:30:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2022-07-13 18:30:25,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2022-07-13 18:30:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2022-07-13 18:30:25,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2022-07-13 18:30:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2022-07-13 18:30:25,368 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2022-07-13 18:30:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2022-07-13 18:30:25,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2022-07-13 18:30:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2022-07-13 18:30:25,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2022-07-13 18:30:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-13 18:30:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-07-13 18:30:25,369 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-07-13 18:30:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2022-07-13 18:30:25,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2022-07-13 18:30:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2022-07-13 18:30:25,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2022-07-13 18:30:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2022-07-13 18:30:25,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2022-07-13 18:30:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2022-07-13 18:30:25,370 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2022-07-13 18:30:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2022-07-13 18:30:25,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2022-07-13 18:30:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2022-07-13 18:30:25,371 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2022-07-13 18:30:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 18:30:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2022-07-13 18:30:25,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2022-07-13 18:30:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2022-07-13 18:30:25,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2022-07-13 18:30:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2022-07-13 18:30:25,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2022-07-13 18:30:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2022-07-13 18:30:25,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2022-07-13 18:30:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2022-07-13 18:30:25,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2022-07-13 18:30:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2022-07-13 18:30:25,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2022-07-13 18:30:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2022-07-13 18:30:25,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2022-07-13 18:30:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2022-07-13 18:30:25,373 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2022-07-13 18:30:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2022-07-13 18:30:25,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2022-07-13 18:30:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2022-07-13 18:30:25,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2022-07-13 18:30:25,374 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2022-07-13 18:30:25,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2022-07-13 18:30:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2022-07-13 18:30:25,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2022-07-13 18:30:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2022-07-13 18:30:25,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2022-07-13 18:30:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2022-07-13 18:30:25,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2022-07-13 18:30:25,375 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2022-07-13 18:30:25,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2022-07-13 18:30:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2022-07-13 18:30:25,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2022-07-13 18:30:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2022-07-13 18:30:25,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2022-07-13 18:30:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2022-07-13 18:30:25,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2022-07-13 18:30:25,376 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2022-07-13 18:30:25,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2022-07-13 18:30:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2022-07-13 18:30:25,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2022-07-13 18:30:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2022-07-13 18:30:25,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2022-07-13 18:30:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2022-07-13 18:30:25,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2022-07-13 18:30:25,377 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2022-07-13 18:30:25,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2022-07-13 18:30:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2022-07-13 18:30:25,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2022-07-13 18:30:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2022-07-13 18:30:25,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2022-07-13 18:30:25,378 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2022-07-13 18:30:25,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2022-07-13 18:30:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 18:30:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2022-07-13 18:30:25,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2022-07-13 18:30:25,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 18:30:25,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 18:30:26,237 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 18:30:26,240 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 18:31:10,061 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 18:31:10,093 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 18:31:10,093 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-13 18:31:10,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 06:31:10 BoogieIcfgContainer [2022-07-13 18:31:10,100 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 18:31:10,101 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 18:31:10,101 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 18:31:10,104 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 18:31:10,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 06:30:22" (1/3) ... [2022-07-13 18:31:10,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6553ef90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 06:31:10, skipping insertion in model container [2022-07-13 18:31:10,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:30:23" (2/3) ... [2022-07-13 18:31:10,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6553ef90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 06:31:10, skipping insertion in model container [2022-07-13 18:31:10,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 06:31:10" (3/3) ... [2022-07-13 18:31:10,106 INFO L111 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.1.c [2022-07-13 18:31:10,116 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 18:31:10,117 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 18:31:10,220 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 18:31:10,226 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@522fc089, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@561aa9b3 [2022-07-13 18:31:10,227 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 18:31:10,242 INFO L276 IsEmpty]: Start isEmpty. Operand has 4820 states, 4432 states have (on average 1.5476083032490975) internal successors, (6859), 4456 states have internal predecessors, (6859), 343 states have call successors, (343), 43 states have call predecessors, (343), 43 states have return successors, (343), 333 states have call predecessors, (343), 343 states have call successors, (343) [2022-07-13 18:31:10,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1934 [2022-07-13 18:31:10,352 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:31:10,355 INFO L195 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] [2022-07-13 18:31:10,356 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:31:10,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:31:10,363 INFO L85 PathProgramCache]: Analyzing trace with hash -1736524066, now seen corresponding path program 1 times [2022-07-13 18:31:10,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:31:10,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134083145] [2022-07-13 18:31:10,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:31:10,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms