./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_aso.3.M4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 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_aso.3.M4.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 c9b1c02d6c7be7efa5919110e2a46197af13f7e2bcd070264e9ea26a732e0c62 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 01:14:57,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 01:14:57,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 01:14:57,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 01:14:57,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 01:14:57,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 01:14:57,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 01:14:57,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 01:14:57,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 01:14:57,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 01:14:57,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 01:14:57,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 01:14:57,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 01:14:57,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 01:14:57,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 01:14:57,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 01:14:57,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 01:14:57,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 01:14:57,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 01:14:57,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 01:14:57,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 01:14:57,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 01:14:57,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 01:14:57,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 01:14:57,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 01:14:57,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 01:14:57,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 01:14:57,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 01:14:57,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 01:14:57,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 01:14:57,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 01:14:57,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 01:14:57,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 01:14:57,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 01:14:57,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 01:14:57,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 01:14:57,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 01:14:57,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 01:14:57,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 01:14:57,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 01:14:57,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 01:14:57,253 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-28 01:14:57,283 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 01:14:57,284 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 01:14:57,285 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 01:14:57,285 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 01:14:57,286 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 01:14:57,286 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 01:14:57,287 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 01:14:57,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 01:14:57,287 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 01:14:57,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 01:14:57,288 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-28 01:14:57,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 01:14:57,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-28 01:14:57,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 01:14:57,288 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 01:14:57,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 01:14:57,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 01:14:57,289 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-28 01:14:57,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 01:14:57,289 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 01:14:57,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 01:14:57,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 01:14:57,289 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 01:14:57,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 01:14:57,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 01:14:57,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 01:14:57,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 01:14:57,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 01:14:57,290 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 01:14:57,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 01:14:57,291 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 01:14:57,291 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 01:14:57,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 01:14:57,291 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9b1c02d6c7be7efa5919110e2a46197af13f7e2bcd070264e9ea26a732e0c62 [2021-12-28 01:14:57,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 01:14:57,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 01:14:57,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 01:14:57,559 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 01:14:57,559 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 01:14:57,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_aso.3.M4.c [2021-12-28 01:14:57,610 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/457451377/8b50d203a66b4b4d9d0dcd51e924b8ee/FLAG8f21b6584 [2021-12-28 01:14:58,257 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 01:14:58,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_aso.3.M4.c [2021-12-28 01:14:58,292 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/457451377/8b50d203a66b4b4d9d0dcd51e924b8ee/FLAG8f21b6584 [2021-12-28 01:14:58,419 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/457451377/8b50d203a66b4b4d9d0dcd51e924b8ee [2021-12-28 01:14:58,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 01:14:58,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 01:14:58,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 01:14:58,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 01:14:58,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 01:14:58,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 01:14:58" (1/1) ... [2021-12-28 01:14:58,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31f248d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 01:14:58, skipping insertion in model container [2021-12-28 01:14:58,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 01:14:58" (1/1) ... [2021-12-28 01:14:58,431 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 01:14:58,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 01:14:58,844 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_aso.3.M4.c[2319,2332] [2021-12-28 01:14:59,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 01:14:59,829 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 01:14:59,844 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_aso.3.M4.c[2319,2332] [2021-12-28 01:15:00,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 01:15:00,606 INFO L208 MainTranslator]: Completed translation [2021-12-28 01:15:00,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 01:15:00 WrapperNode [2021-12-28 01:15:00,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 01:15:00,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 01:15:00,608 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 01:15:00,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 01:15:00,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 01:15:00" (1/1) ... [2021-12-28 01:15:00,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 01:15:00" (1/1) ... [2021-12-28 01:15:02,060 INFO L137 Inliner]: procedures = 72, calls = 21284, calls flagged for inlining = 27, calls inlined = 27, statements flattened = 45639 [2021-12-28 01:15:02,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 01:15:02,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 01:15:02,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 01:15:02,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 01:15:02,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 01:15:00" (1/1) ... [2021-12-28 01:15:02,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 01:15:00" (1/1) ... [2021-12-28 01:15:02,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 01:15:00" (1/1) ... [2021-12-28 01:15:02,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 01:15:00" (1/1) ... [2021-12-28 01:15:02,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 01:15:00" (1/1) ... [2021-12-28 01:15:03,029 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 01:15:00" (1/1) ... [2021-12-28 01:15:03,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 01:15:00" (1/1) ... [2021-12-28 01:15:03,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 01:15:03,308 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 01:15:03,308 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 01:15:03,308 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 01:15:03,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 01:15:00" (1/1) ... [2021-12-28 01:15:03,313 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 01:15:03,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 01:15:03,330 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) [2021-12-28 01:15:03,335 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 [2021-12-28 01:15:03,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 01:15:03,355 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2021-12-28 01:15:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2021-12-28 01:15:03,355 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2021-12-28 01:15:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2021-12-28 01:15:03,355 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2021-12-28 01:15:03,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2021-12-28 01:15:03,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 01:15:03,355 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2021-12-28 01:15:03,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2021-12-28 01:15:03,356 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2021-12-28 01:15:03,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2021-12-28 01:15:03,356 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2021-12-28 01:15:03,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2021-12-28 01:15:03,356 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2021-12-28 01:15:03,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2021-12-28 01:15:03,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 01:15:03,357 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2021-12-28 01:15:03,357 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2021-12-28 01:15:03,357 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_version [2021-12-28 01:15:03,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_version [2021-12-28 01:15:03,357 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2021-12-28 01:15:03,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2021-12-28 01:15:03,357 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2021-12-28 01:15:03,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2021-12-28 01:15:03,358 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2021-12-28 01:15:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2021-12-28 01:15:03,358 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2021-12-28 01:15:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2021-12-28 01:15:03,358 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_version [2021-12-28 01:15:03,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_version [2021-12-28 01:15:03,358 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2021-12-28 01:15:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2021-12-28 01:15:03,359 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2021-12-28 01:15:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2021-12-28 01:15:03,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 01:15:03,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 01:15:03,359 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2021-12-28 01:15:03,359 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2021-12-28 01:15:03,359 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2021-12-28 01:15:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2021-12-28 01:15:03,360 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2021-12-28 01:15:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2021-12-28 01:15:03,360 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2021-12-28 01:15:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2021-12-28 01:15:03,360 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 01:15:03,360 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 01:15:03,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 01:15:03,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 01:15:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 01:15:03,361 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2021-12-28 01:15:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2021-12-28 01:15:03,361 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2021-12-28 01:15:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2021-12-28 01:15:03,361 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2021-12-28 01:15:03,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2021-12-28 01:15:03,361 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2021-12-28 01:15:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2021-12-28 01:15:05,002 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 01:15:05,004 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation