./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 eb692b52 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-?-eb692b5 [2022-07-19 17:54:28,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 17:54:28,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 17:54:28,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 17:54:28,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 17:54:28,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 17:54:28,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 17:54:28,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 17:54:28,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 17:54:28,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 17:54:28,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 17:54:28,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 17:54:28,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 17:54:28,080 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 17:54:28,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 17:54:28,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 17:54:28,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 17:54:28,086 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 17:54:28,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 17:54:28,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 17:54:28,096 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 17:54:28,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 17:54:28,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 17:54:28,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 17:54:28,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 17:54:28,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 17:54:28,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 17:54:28,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 17:54:28,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 17:54:28,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 17:54:28,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 17:54:28,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 17:54:28,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 17:54:28,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 17:54:28,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 17:54:28,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 17:54:28,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 17:54:28,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 17:54:28,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 17:54:28,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 17:54:28,112 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 17:54:28,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 17:54:28,116 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-19 17:54:28,149 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 17:54:28,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 17:54:28,150 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 17:54:28,150 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 17:54:28,150 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 17:54:28,151 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 17:54:28,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 17:54:28,151 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 17:54:28,152 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 17:54:28,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 17:54:28,153 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 17:54:28,153 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 17:54:28,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 17:54:28,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 17:54:28,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 17:54:28,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 17:54:28,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 17:54:28,154 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 17:54:28,154 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 17:54:28,154 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 17:54:28,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 17:54:28,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 17:54:28,155 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 17:54:28,155 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 17:54:28,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 17:54:28,156 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 17:54:28,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 17:54:28,156 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 17:54:28,156 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 17:54:28,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 17:54:28,157 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 17:54:28,157 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 17:54:28,157 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 17:54:28,157 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6fd990ee5a3d1196da7f04012a4fa03f310aee567403c5800bf2a09c38760f5 [2022-07-19 17:54:28,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 17:54:28,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 17:54:28,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 17:54:28,424 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 17:54:28,425 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 17:54:28,426 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c [2022-07-19 17:54:28,481 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8854b3246/0af44ff4bb3c4ab6b097388a8568f981/FLAG82e9a4c70 [2022-07-19 17:54:29,178 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 17:54:29,179 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_ctm.2-2.c [2022-07-19 17:54:29,215 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8854b3246/0af44ff4bb3c4ab6b097388a8568f981/FLAG82e9a4c70 [2022-07-19 17:54:29,326 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8854b3246/0af44ff4bb3c4ab6b097388a8568f981 [2022-07-19 17:54:29,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 17:54:29,330 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 17:54:29,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 17:54:29,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 17:54:29,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 17:54:29,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 05:54:29" (1/1) ... [2022-07-19 17:54:29,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10bf20e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:29, skipping insertion in model container [2022-07-19 17:54:29,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 05:54:29" (1/1) ... [2022-07-19 17:54:29,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 17:54:29,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 17:54:29,734 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] [2022-07-19 17:54:30,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 17:54:30,521 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 17:54:30,535 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] [2022-07-19 17:54:30,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 17:54:30,917 INFO L208 MainTranslator]: Completed translation [2022-07-19 17:54:30,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:30 WrapperNode [2022-07-19 17:54:30,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 17:54:30,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 17:54:30,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 17:54:30,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 17:54:30,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:30" (1/1) ... [2022-07-19 17:54:31,124 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:30" (1/1) ... [2022-07-19 17:54:31,665 INFO L137 Inliner]: procedures = 101, calls = 6644, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 21123 [2022-07-19 17:54:31,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 17:54:31,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 17:54:31,666 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 17:54:31,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 17:54:31,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:30" (1/1) ... [2022-07-19 17:54:31,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:30" (1/1) ... [2022-07-19 17:54:31,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:30" (1/1) ... [2022-07-19 17:54:31,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:30" (1/1) ... [2022-07-19 17:54:32,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:30" (1/1) ... [2022-07-19 17:54:32,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:30" (1/1) ... [2022-07-19 17:54:32,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:30" (1/1) ... [2022-07-19 17:54:32,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 17:54:32,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 17:54:32,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 17:54:32,413 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 17:54:32,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:30" (1/1) ... [2022-07-19 17:54:32,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 17:54:32,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 17:54:32,444 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) [2022-07-19 17:54:32,462 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 [2022-07-19 17:54:32,476 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2022-07-19 17:54:32,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2022-07-19 17:54:32,477 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2022-07-19 17:54:32,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2022-07-19 17:54:32,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-19 17:54:32,477 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2022-07-19 17:54:32,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2022-07-19 17:54:32,477 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2022-07-19 17:54:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2022-07-19 17:54:32,478 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2022-07-19 17:54:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2022-07-19 17:54:32,478 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2022-07-19 17:54:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2022-07-19 17:54:32,478 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2022-07-19 17:54:32,478 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2022-07-19 17:54:32,479 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2022-07-19 17:54:32,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2022-07-19 17:54:32,479 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2022-07-19 17:54:32,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2022-07-19 17:54:32,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-19 17:54:32,479 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-07-19 17:54:32,479 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-07-19 17:54:32,480 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2022-07-19 17:54:32,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2022-07-19 17:54:32,480 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2022-07-19 17:54:32,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2022-07-19 17:54:32,480 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2022-07-19 17:54:32,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2022-07-19 17:54:32,480 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2022-07-19 17:54:32,481 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2022-07-19 17:54:32,481 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2022-07-19 17:54:32,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2022-07-19 17:54:32,481 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2022-07-19 17:54:32,481 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2022-07-19 17:54:32,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 17:54:32,481 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2022-07-19 17:54:32,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2022-07-19 17:54:32,482 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2022-07-19 17:54:32,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2022-07-19 17:54:32,482 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2022-07-19 17:54:32,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2022-07-19 17:54:32,482 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2022-07-19 17:54:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2022-07-19 17:54:32,483 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2022-07-19 17:54:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2022-07-19 17:54:32,483 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2022-07-19 17:54:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2022-07-19 17:54:32,483 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2022-07-19 17:54:32,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2022-07-19 17:54:32,484 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2022-07-19 17:54:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2022-07-19 17:54:32,484 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2022-07-19 17:54:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2022-07-19 17:54:32,484 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2022-07-19 17:54:32,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2022-07-19 17:54:32,484 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2022-07-19 17:54:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2022-07-19 17:54:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2022-07-19 17:54:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2022-07-19 17:54:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2022-07-19 17:54:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2022-07-19 17:54:32,485 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2022-07-19 17:54:32,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2022-07-19 17:54:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2022-07-19 17:54:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2022-07-19 17:54:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2022-07-19 17:54:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2022-07-19 17:54:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2022-07-19 17:54:32,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2022-07-19 17:54:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2022-07-19 17:54:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2022-07-19 17:54:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2022-07-19 17:54:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2022-07-19 17:54:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2022-07-19 17:54:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2022-07-19 17:54:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2022-07-19 17:54:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2022-07-19 17:54:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2022-07-19 17:54:32,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2022-07-19 17:54:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2022-07-19 17:54:32,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2022-07-19 17:54:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2022-07-19 17:54:32,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2022-07-19 17:54:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2022-07-19 17:54:32,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2022-07-19 17:54:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2022-07-19 17:54:32,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2022-07-19 17:54:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_nxtcolorsensor_mode [2022-07-19 17:54:32,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_nxtcolorsensor_mode [2022-07-19 17:54:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 17:54:32,489 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2022-07-19 17:54:32,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2022-07-19 17:54:32,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 17:54:32,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 17:54:33,446 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 17:54:33,451 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 17:56:52,808 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 17:56:52,846 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 17:56:52,846 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-19 17:56:52,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 05:56:52 BoogieIcfgContainer [2022-07-19 17:56:52,851 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 17:56:52,853 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 17:56:52,853 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 17:56:52,856 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 17:56:52,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 05:54:29" (1/3) ... [2022-07-19 17:56:52,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e40baea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 05:56:52, skipping insertion in model container [2022-07-19 17:56:52,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:54:30" (2/3) ... [2022-07-19 17:56:52,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e40baea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 05:56:52, skipping insertion in model container [2022-07-19 17:56:52,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 05:56:52" (3/3) ... [2022-07-19 17:56:52,859 INFO L111 eAbstractionObserver]: Analyzing ICFG rekcba_ctm.2-2.c [2022-07-19 17:56:52,870 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 17:56:52,871 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 17:56:52,977 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 17:56:52,983 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@530ae544, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7edc0140 [2022-07-19 17:56:52,985 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 17:56:53,001 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) [2022-07-19 17:56:53,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1934 [2022-07-19 17:56:53,152 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 17:56:53,155 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] [2022-07-19 17:56:53,155 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 17:56:53,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 17:56:53,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1566952982, now seen corresponding path program 1 times [2022-07-19 17:56:53,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 17:56:53,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038753267] [2022-07-19 17:56:53,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 17:56:53,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms