./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 6c24879c 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.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.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 b6fd990ee5a3d1196da7f04012a4fa03f310aee567403c5800bf2a09c38760f5 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 06:49:40,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 06:49:40,559 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 06:49:40,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 06:49:40,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 06:49:40,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 06:49:40,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 06:49:40,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 06:49:40,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 06:49:40,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 06:49:40,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 06:49:40,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 06:49:40,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 06:49:40,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 06:49:40,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 06:49:40,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 06:49:40,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 06:49:40,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 06:49:40,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 06:49:40,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 06:49:40,622 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 06:49:40,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 06:49:40,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 06:49:40,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 06:49:40,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 06:49:40,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 06:49:40,630 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 06:49:40,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 06:49:40,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 06:49:40,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 06:49:40,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 06:49:40,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 06:49:40,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 06:49:40,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 06:49:40,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 06:49:40,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 06:49:40,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 06:49:40,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 06:49:40,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 06:49:40,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 06:49:40,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 06:49:40,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 06:49:40,641 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-12 06:49:40,664 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 06:49:40,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 06:49:40,664 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 06:49:40,665 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 06:49:40,665 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 06:49:40,665 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 06:49:40,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 06:49:40,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 06:49:40,666 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 06:49:40,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 06:49:40,667 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 06:49:40,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 06:49:40,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 06:49:40,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 06:49:40,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 06:49:40,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 06:49:40,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 06:49:40,668 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 06:49:40,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 06:49:40,668 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 06:49:40,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 06:49:40,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 06:49:40,669 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 06:49:40,669 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 06:49:40,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 06:49:40,669 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 06:49:40,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 06:49:40,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 06:49:40,670 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 06:49:40,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 06:49:40,670 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 06:49:40,670 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 06:49:40,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 06:49:40,671 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6fd990ee5a3d1196da7f04012a4fa03f310aee567403c5800bf2a09c38760f5 [2022-07-12 06:49:40,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 06:49:40,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 06:49:40,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 06:49:40,906 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 06:49:40,906 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 06:49:40,907 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c [2022-07-12 06:49:40,960 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e57b0b582/1bc322e661384c5f919bae285699fffa/FLAGeb3200c43 [2022-07-12 06:49:41,592 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 06:49:41,593 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c [2022-07-12 06:49:41,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e57b0b582/1bc322e661384c5f919bae285699fffa/FLAGeb3200c43 [2022-07-12 06:49:41,933 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e57b0b582/1bc322e661384c5f919bae285699fffa [2022-07-12 06:49:41,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 06:49:41,936 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 06:49:41,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 06:49:41,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 06:49:41,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 06:49:41,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:49:41" (1/1) ... [2022-07-12 06:49:41,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4997ef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:41, skipping insertion in model container [2022-07-12 06:49:41,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:49:41" (1/1) ... [2022-07-12 06:49:41,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 06:49:42,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 06:49:42,281 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.2-2.c[2215,2228] [2022-07-12 06:49:43,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 06:49:43,211 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 06:49:43,222 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.2-2.c[2215,2228] [2022-07-12 06:49:43,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 06:49:43,566 INFO L208 MainTranslator]: Completed translation [2022-07-12 06:49:43,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:43 WrapperNode [2022-07-12 06:49:43,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 06:49:43,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 06:49:43,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 06:49:43,567 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 06:49:43,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:43" (1/1) ... [2022-07-12 06:49:43,714 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:43" (1/1) ... [2022-07-12 06:49:44,173 INFO L137 Inliner]: procedures = 101, calls = 6644, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 21123 [2022-07-12 06:49:44,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 06:49:44,175 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 06:49:44,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 06:49:44,175 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 06:49:44,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:43" (1/1) ... [2022-07-12 06:49:44,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:43" (1/1) ... [2022-07-12 06:49:44,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:43" (1/1) ... [2022-07-12 06:49:44,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:43" (1/1) ... [2022-07-12 06:49:44,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:43" (1/1) ... [2022-07-12 06:49:44,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:43" (1/1) ... [2022-07-12 06:49:44,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:43" (1/1) ... [2022-07-12 06:49:44,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 06:49:44,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 06:49:44,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 06:49:44,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 06:49:44,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:43" (1/1) ... [2022-07-12 06:49:44,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 06:49:44,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 06:49:44,830 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) [2022-07-12 06:49:44,831 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 [2022-07-12 06:49:44,881 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2022-07-12 06:49:44,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2022-07-12 06:49:44,881 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2022-07-12 06:49:44,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2022-07-12 06:49:44,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 06:49:44,882 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2022-07-12 06:49:44,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2022-07-12 06:49:44,882 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2022-07-12 06:49:44,882 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2022-07-12 06:49:44,882 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2022-07-12 06:49:44,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2022-07-12 06:49:44,882 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2022-07-12 06:49:44,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2022-07-12 06:49:44,882 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2022-07-12 06:49:44,882 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2022-07-12 06:49:44,882 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2022-07-12 06:49:44,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2022-07-12 06:49:44,882 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2022-07-12 06:49:44,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2022-07-12 06:49:44,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 06:49:44,883 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-07-12 06:49:44,883 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-07-12 06:49:44,883 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2022-07-12 06:49:44,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2022-07-12 06:49:44,883 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2022-07-12 06:49:44,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2022-07-12 06:49:44,883 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2022-07-12 06:49:44,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2022-07-12 06:49:44,883 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2022-07-12 06:49:44,883 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2022-07-12 06:49:44,883 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2022-07-12 06:49:44,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2022-07-12 06:49:44,883 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2022-07-12 06:49:44,883 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2022-07-12 06:49:44,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 06:49:44,885 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2022-07-12 06:49:44,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2022-07-12 06:49:44,885 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2022-07-12 06:49:44,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2022-07-12 06:49:44,885 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2022-07-12 06:49:44,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2022-07-12 06:49:44,886 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2022-07-12 06:49:44,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2022-07-12 06:49:44,886 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2022-07-12 06:49:44,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2022-07-12 06:49:44,886 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2022-07-12 06:49:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2022-07-12 06:49:44,887 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2022-07-12 06:49:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2022-07-12 06:49:44,887 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2022-07-12 06:49:44,887 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2022-07-12 06:49:44,888 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2022-07-12 06:49:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2022-07-12 06:49:44,889 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2022-07-12 06:49:44,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2022-07-12 06:49:44,889 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2022-07-12 06:49:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2022-07-12 06:49:44,890 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2022-07-12 06:49:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2022-07-12 06:49:44,890 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2022-07-12 06:49:44,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2022-07-12 06:49:44,891 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2022-07-12 06:49:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2022-07-12 06:49:44,891 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2022-07-12 06:49:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2022-07-12 06:49:44,891 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2022-07-12 06:49:44,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2022-07-12 06:49:44,891 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2022-07-12 06:49:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2022-07-12 06:49:44,892 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2022-07-12 06:49:44,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2022-07-12 06:49:44,892 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2022-07-12 06:49:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2022-07-12 06:49:44,893 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2022-07-12 06:49:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2022-07-12 06:49:44,893 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2022-07-12 06:49:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2022-07-12 06:49:44,893 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2022-07-12 06:49:44,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2022-07-12 06:49:44,893 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2022-07-12 06:49:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2022-07-12 06:49:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2022-07-12 06:49:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2022-07-12 06:49:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2022-07-12 06:49:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2022-07-12 06:49:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2022-07-12 06:49:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2022-07-12 06:49:44,895 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2022-07-12 06:49:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2022-07-12 06:49:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 06:49:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2022-07-12 06:49:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2022-07-12 06:49:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 06:49:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 06:49:45,851 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 06:49:45,853 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 06:50:33,221 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 06:50:33,258 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 06:50:33,259 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-12 06:50:33,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 06:50:33 BoogieIcfgContainer [2022-07-12 06:50:33,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 06:50:33,268 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 06:50:33,268 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 06:50:33,271 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 06:50:33,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 06:49:41" (1/3) ... [2022-07-12 06:50:33,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@221c63f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 06:50:33, skipping insertion in model container [2022-07-12 06:50:33,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:43" (2/3) ... [2022-07-12 06:50:33,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@221c63f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 06:50:33, skipping insertion in model container [2022-07-12 06:50:33,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 06:50:33" (3/3) ... [2022-07-12 06:50:33,275 INFO L111 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.2-2.c [2022-07-12 06:50:33,285 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 06:50:33,285 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 06:50:33,425 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 06:50:33,431 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@49ad35e8, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2f676681 [2022-07-12 06:50:33,432 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 06:50:33,454 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) [2022-07-12 06:50:33,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1934 [2022-07-12 06:50:33,582 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 06:50:33,583 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] [2022-07-12 06:50:33,584 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 06:50:33,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 06:50:33,588 INFO L85 PathProgramCache]: Analyzing trace with hash -1566952982, now seen corresponding path program 1 times [2022-07-12 06:50:33,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 06:50:33,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714595034] [2022-07-12 06:50:33,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 06:50:33,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms