./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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.2-1.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 0cc4860b4f5a0d0365cbcd156b11008fe087fa6dc867cdd4b4d117ba6b8a4a03 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 01:18:18,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 01:18:18,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 01:18:18,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 01:18:18,856 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 01:18:18,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 01:18:18,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 01:18:18,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 01:18:18,860 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 01:18:18,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 01:18:18,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 01:18:18,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 01:18:18,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 01:18:18,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 01:18:18,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 01:18:18,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 01:18:18,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 01:18:18,866 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 01:18:18,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 01:18:18,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 01:18:18,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 01:18:18,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 01:18:18,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 01:18:18,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 01:18:18,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 01:18:18,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 01:18:18,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 01:18:18,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 01:18:18,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 01:18:18,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 01:18:18,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 01:18:18,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 01:18:18,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 01:18:18,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 01:18:18,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 01:18:18,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 01:18:18,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 01:18:18,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 01:18:18,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 01:18:18,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 01:18:18,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 01:18:18,893 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-16 01:18:18,907 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 01:18:18,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 01:18:18,908 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 01:18:18,908 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 01:18:18,908 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 01:18:18,909 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 01:18:18,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 01:18:18,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 01:18:18,909 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 01:18:18,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 01:18:18,910 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-16 01:18:18,910 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 01:18:18,910 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-16 01:18:18,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 01:18:18,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 01:18:18,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 01:18:18,910 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 01:18:18,911 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-16 01:18:18,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 01:18:18,911 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 01:18:18,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 01:18:18,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 01:18:18,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 01:18:18,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 01:18:18,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 01:18:18,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 01:18:18,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 01:18:18,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 01:18:18,912 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 01:18:18,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 01:18:18,912 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 01:18:18,913 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 01:18:18,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 01:18:18,913 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 01:18:18,913 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc4860b4f5a0d0365cbcd156b11008fe087fa6dc867cdd4b4d117ba6b8a4a03 [2021-12-16 01:18:19,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 01:18:19,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 01:18:19,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 01:18:19,143 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 01:18:19,143 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 01:18:19,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c [2021-12-16 01:18:19,198 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/800408094/3dc66340d3f8493ca2865708fe564894/FLAG498c55a6b [2021-12-16 01:18:19,737 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 01:18:19,738 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-1.c [2021-12-16 01:18:19,781 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/800408094/3dc66340d3f8493ca2865708fe564894/FLAG498c55a6b [2021-12-16 01:18:20,230 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/800408094/3dc66340d3f8493ca2865708fe564894 [2021-12-16 01:18:20,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 01:18:20,234 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 01:18:20,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 01:18:20,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 01:18:20,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 01:18:20,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 01:18:20" (1/1) ... [2021-12-16 01:18:20,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dc7d45f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:18:20, skipping insertion in model container [2021-12-16 01:18:20,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 01:18:20" (1/1) ... [2021-12-16 01:18:20,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 01:18:20,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 01:18:20,585 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.2-1.c[2216,2229] [2021-12-16 01:18:21,120 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 01:18:21,144 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 01:18:21,156 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.2-1.c[2216,2229] [2021-12-16 01:18:21,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 01:18:21,517 INFO L208 MainTranslator]: Completed translation [2021-12-16 01:18:21,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:18:21 WrapperNode [2021-12-16 01:18:21,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 01:18:21,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 01:18:21,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 01:18:21,519 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 01:18:21,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:18:21" (1/1) ... [2021-12-16 01:18:21,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:18:21" (1/1) ... [2021-12-16 01:18:22,179 INFO L137 Inliner]: procedures = 101, calls = 6643, calls flagged for inlining = 38, calls inlined = 38, statements flattened = 21156 [2021-12-16 01:18:22,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 01:18:22,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 01:18:22,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 01:18:22,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 01:18:22,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:18:21" (1/1) ... [2021-12-16 01:18:22,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:18:21" (1/1) ... [2021-12-16 01:18:22,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:18:21" (1/1) ... [2021-12-16 01:18:22,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:18:21" (1/1) ... [2021-12-16 01:18:22,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:18:21" (1/1) ... [2021-12-16 01:18:23,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:18:21" (1/1) ... [2021-12-16 01:18:23,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:18:21" (1/1) ... [2021-12-16 01:18:23,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 01:18:23,192 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 01:18:23,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 01:18:23,193 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 01:18:23,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:18:21" (1/1) ... [2021-12-16 01:18:23,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 01:18:23,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 01:18:23,232 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) [2021-12-16 01:18:23,238 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 [2021-12-16 01:18:23,262 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2021-12-16 01:18:23,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2021-12-16 01:18:23,264 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2021-12-16 01:18:23,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2021-12-16 01:18:23,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 01:18:23,264 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2021-12-16 01:18:23,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2021-12-16 01:18:23,264 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2021-12-16 01:18:23,264 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2021-12-16 01:18:23,264 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2021-12-16 01:18:23,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2021-12-16 01:18:23,264 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2021-12-16 01:18:23,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2021-12-16 01:18:23,264 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2021-12-16 01:18:23,264 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2021-12-16 01:18:23,264 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2021-12-16 01:18:23,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2021-12-16 01:18:23,264 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2021-12-16 01:18:23,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2021-12-16 01:18:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 01:18:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2021-12-16 01:18:23,265 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2021-12-16 01:18:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2021-12-16 01:18:23,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2021-12-16 01:18:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2021-12-16 01:18:23,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2021-12-16 01:18:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2021-12-16 01:18:23,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2021-12-16 01:18:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2021-12-16 01:18:23,265 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2021-12-16 01:18:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2021-12-16 01:18:23,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2021-12-16 01:18:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2021-12-16 01:18:23,265 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2021-12-16 01:18:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 01:18:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2021-12-16 01:18:23,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2021-12-16 01:18:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2021-12-16 01:18:23,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2021-12-16 01:18:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2021-12-16 01:18:23,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2021-12-16 01:18:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2021-12-16 01:18:23,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2021-12-16 01:18:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2021-12-16 01:18:23,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2021-12-16 01:18:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2021-12-16 01:18:23,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2021-12-16 01:18:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2021-12-16 01:18:23,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2021-12-16 01:18:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2021-12-16 01:18:23,266 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2021-12-16 01:18:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2021-12-16 01:18:23,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2021-12-16 01:18:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2021-12-16 01:18:23,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2021-12-16 01:18:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2021-12-16 01:18:23,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2021-12-16 01:18:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2021-12-16 01:18:23,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2021-12-16 01:18:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2021-12-16 01:18:23,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2021-12-16 01:18:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2021-12-16 01:18:23,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2021-12-16 01:18:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2021-12-16 01:18:23,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2021-12-16 01:18:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2021-12-16 01:18:23,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2021-12-16 01:18:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2021-12-16 01:18:23,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2021-12-16 01:18:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2021-12-16 01:18:23,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2021-12-16 01:18:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2021-12-16 01:18:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2021-12-16 01:18:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2021-12-16 01:18:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2021-12-16 01:18:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2021-12-16 01:18:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2021-12-16 01:18:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2021-12-16 01:18:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2021-12-16 01:18:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2021-12-16 01:18:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2021-12-16 01:18:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2021-12-16 01:18:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2021-12-16 01:18:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2021-12-16 01:18:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2021-12-16 01:18:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2021-12-16 01:18:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2021-12-16 01:18:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 01:18:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2021-12-16 01:18:23,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2021-12-16 01:18:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 01:18:23,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 01:18:24,095 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 01:18:24,097 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 01:19:11,201 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 01:19:11,221 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 01:19:11,221 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-16 01:19:11,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 01:19:11 BoogieIcfgContainer [2021-12-16 01:19:11,228 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 01:19:11,229 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 01:19:11,229 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 01:19:11,231 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 01:19:11,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 01:18:20" (1/3) ... [2021-12-16 01:19:11,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dcc1ae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 01:19:11, skipping insertion in model container [2021-12-16 01:19:11,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:18:21" (2/3) ... [2021-12-16 01:19:11,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dcc1ae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 01:19:11, skipping insertion in model container [2021-12-16 01:19:11,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 01:19:11" (3/3) ... [2021-12-16 01:19:11,234 INFO L111 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.2-1.c [2021-12-16 01:19:11,237 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 01:19:11,237 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 01:19:11,279 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 01:19:11,292 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-16 01:19:11,294 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 01:19:11,361 INFO L276 IsEmpty]: Start isEmpty. Operand has 4809 states, 4424 states have (on average 1.5476943942133816) internal successors, (6847), 4448 states have internal predecessors, (6847), 340 states have call successors, (340), 43 states have call predecessors, (340), 43 states have return successors, (340), 330 states have call predecessors, (340), 340 states have call successors, (340) [2021-12-16 01:19:11,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1934 [2021-12-16 01:19:11,480 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 01:19:11,483 INFO L514 BasicCegarLoop]: 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] [2021-12-16 01:19:11,484 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 01:19:11,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 01:19:11,489 INFO L85 PathProgramCache]: Analyzing trace with hash -297338650, now seen corresponding path program 1 times [2021-12-16 01:19:11,496 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 01:19:11,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788458412] [2021-12-16 01:19:11,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 01:19:11,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms