./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 0578c41b95f42d85ac77fb0006dcba936c74afd1d4a8fb3392e12544fff9b4d0 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 21:18:25,422 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 21:18:25,503 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 21:18:25,511 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 21:18:25,514 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 21:18:25,538 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 21:18:25,539 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 21:18:25,539 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 21:18:25,539 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 21:18:25,540 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 21:18:25,541 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 21:18:25,541 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 21:18:25,541 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 21:18:25,541 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 21:18:25,542 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 21:18:25,542 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 21:18:25,542 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 21:18:25,542 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 21:18:25,542 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 21:18:25,543 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 21:18:25,543 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 21:18:25,543 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 21:18:25,543 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 21:18:25,543 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 21:18:25,543 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 21:18:25,543 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 21:18:25,543 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 21:18:25,543 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 21:18:25,544 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 21:18:25,544 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 21:18:25,544 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 21:18:25,544 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 21:18:25,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:18:25,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 21:18:25,545 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 21:18:25,545 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 21:18:25,545 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 21:18:25,545 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 21:18:25,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 21:18:25,545 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 21:18:25,545 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 21:18:25,545 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 21:18:25,545 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 21:18:25,545 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 0578c41b95f42d85ac77fb0006dcba936c74afd1d4a8fb3392e12544fff9b4d0 [2025-02-07 21:18:25,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 21:18:25,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 21:18:25,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 21:18:25,850 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 21:18:25,851 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 21:18:25,852 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.c [2025-02-07 21:18:27,172 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8cb159ce1/c2ccd0d079794df9b1ea9b3837d992c1/FLAG1fbcb9dba [2025-02-07 21:18:27,603 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 21:18:27,604 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.c [2025-02-07 21:18:27,631 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8cb159ce1/c2ccd0d079794df9b1ea9b3837d992c1/FLAG1fbcb9dba [2025-02-07 21:18:27,652 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8cb159ce1/c2ccd0d079794df9b1ea9b3837d992c1 [2025-02-07 21:18:27,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 21:18:27,657 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 21:18:27,658 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 21:18:27,658 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 21:18:27,662 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 21:18:27,663 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:18:27" (1/1) ... [2025-02-07 21:18:27,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d463407 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:27, skipping insertion in model container [2025-02-07 21:18:27,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:18:27" (1/1) ... [2025-02-07 21:18:27,724 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 21:18:27,873 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.c[1719,1732] [2025-02-07 21:18:28,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:18:28,211 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 21:18:28,220 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.bug1.i","-S") [43] [2025-02-07 21:18:28,229 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.1.M1-2.c[1719,1732] [2025-02-07 21:18:28,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:18:28,519 INFO L204 MainTranslator]: Completed translation [2025-02-07 21:18:28,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:28 WrapperNode [2025-02-07 21:18:28,521 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 21:18:28,522 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 21:18:28,522 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 21:18:28,522 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 21:18:28,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:28" (1/1) ... [2025-02-07 21:18:28,586 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:28" (1/1) ... [2025-02-07 21:18:28,827 INFO L138 Inliner]: procedures = 58, calls = 3453, calls flagged for inlining = 19, calls inlined = 19, statements flattened = 7517 [2025-02-07 21:18:28,827 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 21:18:28,828 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 21:18:28,829 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 21:18:28,829 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 21:18:28,838 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:28" (1/1) ... [2025-02-07 21:18:28,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:28" (1/1) ... [2025-02-07 21:18:28,883 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:28" (1/1) ... [2025-02-07 21:18:28,959 INFO L175 MemorySlicer]: Split 2465 memory accesses to 19 slices as follows [2, 319, 2, 355, 113, 113, 180, 203, 180, 203, 8, 180, 203, 4, 180, 203, 2, 7, 8]. 14 percent of accesses are in the largest equivalence class. The 328 initializations are split as follows [2, 27, 0, 27, 27, 27, 27, 27, 27, 27, 0, 27, 27, 0, 27, 27, 0, 2, 0]. The 337 writes are split as follows [0, 27, 1, 27, 27, 27, 28, 26, 28, 26, 4, 28, 26, 0, 28, 26, 1, 3, 4]. [2025-02-07 21:18:28,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:28" (1/1) ... [2025-02-07 21:18:28,960 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:28" (1/1) ... [2025-02-07 21:18:29,117 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:28" (1/1) ... [2025-02-07 21:18:29,128 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:28" (1/1) ... [2025-02-07 21:18:29,155 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:28" (1/1) ... [2025-02-07 21:18:29,206 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:28" (1/1) ... [2025-02-07 21:18:29,305 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 21:18:29,306 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 21:18:29,307 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 21:18:29,307 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 21:18:29,312 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:28" (1/1) ... [2025-02-07 21:18:29,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:18:29,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:18:29,390 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-07 21:18:29,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-07 21:18:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 21:18:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2025-02-07 21:18:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2025-02-07 21:18:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2025-02-07 21:18:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2025-02-07 21:18:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:18:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:18:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 21:18:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2025-02-07 21:18:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2025-02-07 21:18:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2025-02-07 21:18:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2025-02-07 21:18:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2025-02-07 21:18:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2025-02-07 21:18:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-07 21:18:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-07 21:18:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-07 21:18:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-07 21:18:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-07 21:18:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-07 21:18:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-07 21:18:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-07 21:18:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-07 21:18:29,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-07 21:18:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-07 21:18:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-07 21:18:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-07 21:18:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-07 21:18:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-07 21:18:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-07 21:18:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-07 21:18:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-02-07 21:18:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-02-07 21:18:29,434 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2025-02-07 21:18:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2025-02-07 21:18:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2025-02-07 21:18:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2025-02-07 21:18:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2025-02-07 21:18:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2025-02-07 21:18:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:18:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:18:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:18:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:18:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-02-07 21:18:29,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-02-07 21:18:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 21:18:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-07 21:18:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-07 21:18:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-07 21:18:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-07 21:18:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-07 21:18:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-07 21:18:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-07 21:18:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-07 21:18:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-07 21:18:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-07 21:18:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-07 21:18:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-07 21:18:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-07 21:18:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-07 21:18:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-07 21:18:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-07 21:18:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-07 21:18:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-02-07 21:18:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-02-07 21:18:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2025-02-07 21:18:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2025-02-07 21:18:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2025-02-07 21:18:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2025-02-07 21:18:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2025-02-07 21:18:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2025-02-07 21:18:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2025-02-07 21:18:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2025-02-07 21:18:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-07 21:18:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-07 21:18:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 21:18:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-07 21:18:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-07 21:18:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-07 21:18:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-07 21:18:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-07 21:18:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-07 21:18:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-07 21:18:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-07 21:18:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-07 21:18:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-07 21:18:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-07 21:18:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-07 21:18:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-07 21:18:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-07 21:18:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-07 21:18:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-07 21:18:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-02-07 21:18:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-02-07 21:18:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 21:18:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 21:18:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2025-02-07 21:18:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2025-02-07 21:18:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2025-02-07 21:18:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2025-02-07 21:18:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:18:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:18:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2025-02-07 21:18:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2025-02-07 21:18:29,905 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 21:18:29,907 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 21:18:30,751 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L275: assume -128 <= OSEK_Task_ts1_#t~ret45#1 && OSEK_Task_ts1_#t~ret45#1 <= 127;OSEK_Task_ts1_~tmp___10~0#1 := OSEK_Task_ts1_#t~ret45#1; [2025-02-07 21:18:30,753 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L275-1: SUMMARY for call OSEK_Task_ts1_#t~ret45#1 := __startrek_read_cmd_turn(); srcloc: null [2025-02-07 21:18:30,753 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L271: OSEK_Task_ts1_#t~ret41#1 := ecrobot_get_battery_voltage_#res#1;havoc ecrobot_get_battery_voltage_#t~nondet29#1, ecrobot_get_battery_voltage_~tmp~3#1;assume { :end_inline_ecrobot_get_battery_voltage } true;OSEK_Task_ts1_~tmp___6~0#1 := OSEK_Task_ts1_#t~ret41#1; [2025-02-07 21:18:30,753 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L238: SUMMARY for call nxt_motor_set_count(0, 0); srcloc: null [2025-02-07 21:18:30,753 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L251: havoc ecrobot_sound_tone_~arg0#1, ecrobot_sound_tone_~arg1#1, ecrobot_sound_tone_~arg2#1;havoc ecrobot_sound_tone_#in~arg0#1, ecrobot_sound_tone_#in~arg1#1, ecrobot_sound_tone_#in~arg2#1;assume { :end_inline_ecrobot_sound_tone } true; [2025-02-07 21:18:30,753 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L280: call OSEK_Task_ts1_#t~mem48#1 := read~int#2(OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset, 1); [2025-02-07 21:18:30,753 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L280-1: SUMMARY for call nxt_motor_set_speed(0, OSEK_Task_ts1_#t~mem47#1, 1); srcloc: null [2025-02-07 21:18:30,754 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L276: assume -128 <= OSEK_Task_ts1_#t~ret46#1 && OSEK_Task_ts1_#t~ret46#1 <= 127;OSEK_Task_ts1_~tmp___11~0#1 := OSEK_Task_ts1_#t~ret46#1;assume { :begin_inline_balance_control } true;balance_control_#in~args_cmd_forward#1, balance_control_#in~args_cmd_turn#1, balance_control_#in~args_gyro#1, balance_control_#in~args_gyro_offset#1, balance_control_#in~args_theta_m_l#1, balance_control_#in~args_theta_m_r#1, balance_control_#in~args_battery#1, balance_control_#in~ret_pwm_l#1.base, balance_control_#in~ret_pwm_l#1.offset, balance_control_#in~ret_pwm_r#1.base, balance_control_#in~ret_pwm_r#1.offset := OSEK_Task_ts1_~tmp___11~0#1, OSEK_Task_ts1_~tmp___10~0#1, OSEK_Task_ts1_~tmp___9~0#1, ~gyro_offset~0, OSEK_Task_ts1_~tmp___8~0#1, OSEK_Task_ts1_~tmp___7~0#1, OSEK_Task_ts1_~tmp___6~0#1, OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset, OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset;havoc balance_control_#t~mem4#1, balance_control_#t~mem5#1, balance_control_#t~mem6#1, balance_control_#t~post7#1, balance_control_#t~mem8#1, balance_control_#t~mem9#1, balance_control_#t~mem10#1, balance_control_#t~post11#1, balance_control_#t~mem12#1, balance_control_#t~mem13#1, balance_control_#t~mem14#1, balance_control_#t~post15#1, balance_control_#t~mem16#1, balance_control_#t~mem17#1, balance_control_#t~mem18#1, balance_control_#t~post19#1, balance_control_#t~nondet20#1, balance_control_#t~nondet21#1, balance_control_~args_cmd_forward#1, balance_control_~args_cmd_turn#1, balance_control_~args_gyro#1, balance_control_~args_gyro_offset#1, balance_control_~args_theta_m_l#1, balance_control_~args_theta_m_r#1, balance_control_~args_battery#1, balance_control_~ret_pwm_l#1.base, balance_control_~ret_pwm_l#1.offset, balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset, balance_control_~tmp_theta~0#1, balance_control_~tmp_theta_lpf~0#1, balance_control_~tmp_pwm_r_limiter~0#1, balance_control_~tmp_psidot~0#1, balance_control_~tmp_pwm_turn~0#1, balance_control_~tmp_pwm_l_limiter~0#1, balance_control_~tmp_thetadot_cmd_lpf~0#1, balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset, balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset, balance_control_~tmp_0~0#1, balance_control_~tmp___0~0#1, balance_control_~tmp___1~0#1;balance_control_~args_cmd_forward#1 := balance_control_#in~args_cmd_forward#1;balance_control_~args_cmd_turn#1 := balance_control_#in~args_cmd_turn#1;balance_control_~args_gyro#1 := balance_control_#in~args_gyro#1;balance_control_~args_gyro_offset#1 := balance_control_#in~args_gyro_offset#1;balance_control_~args_theta_m_l#1 := balance_control_#in~args_theta_m_l#1;balance_control_~args_theta_m_r#1 := balance_control_#in~args_theta_m_r#1;balance_control_~args_battery#1 := balance_control_#in~args_battery#1;balance_control_~ret_pwm_l#1.base, balance_control_~ret_pwm_l#1.offset := balance_control_#in~ret_pwm_l#1.base, balance_control_#in~ret_pwm_l#1.offset;balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset := balance_control_#in~ret_pwm_r#1.base, balance_control_#in~ret_pwm_r#1.offset;havoc balance_control_~tmp_theta~0#1;havoc balance_control_~tmp_theta_lpf~0#1;havoc balance_control_~tmp_pwm_r_limiter~0#1;havoc balance_control_~tmp_psidot~0#1;havoc balance_control_~tmp_pwm_turn~0#1;havoc balance_control_~tmp_pwm_l_limiter~0#1;havoc balance_control_~tmp_thetadot_cmd_lpf~0#1;call balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset := #Ultimate.allocOnStack(16);call balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset := #Ultimate.allocOnStack(16);havoc balance_control_~tmp_0~0#1;havoc balance_control_~tmp___0~0#1;havoc balance_control_~tmp___1~0#1;balance_control_~tmp_thetadot_cmd_lpf~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(balance_control_~args_cmd_forward#1), 100.0), ~convertUINTToFLOAT(~K_THETADOT~0)), ~someBinaryArithmeticFLOAToperation(1.0, ~convertUINTToFLOAT(~A_R~0))), ~convertUINTToFLOAT(~A_R~0 * ~ud_thetadot_cmd_lpf~0)));balance_control_~tmp_theta~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.01745329238, ~convertUINTToFLOAT(balance_control_~args_theta_m_l#1)), ~convertUINTToFLOAT(~ud_psi~0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.01745329238, ~convertUINTToFLOAT(balance_control_~args_theta_m_r#1)), ~convertUINTToFLOAT(~ud_psi~0))), 0.5));balance_control_~tmp_theta_lpf~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(1.0, ~convertUINTToFLOAT(~A_D~0)), ~convertUINTToFLOAT(balance_control_~tmp_theta~0#1)), ~convertUINTToFLOAT(~A_D~0 * ~ud_theta_lpf~0)));balance_control_~tmp_psidot~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(balance_control_~args_gyro#1 - balance_control_~args_gyro_offset#1), 0.01745329238));call write~int#18(~ud_theta_ref~0, balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset, 4);call write~int#18(~convertFLOATToUINT(0.0), balance_control_~#tmp~0#1.base, 4 + balance_control_~#tmp~0#1.offset, 4);call write~int#18(balance_control_~tmp_thetadot_cmd_lpf~0#1, balance_control_~#tmp~0#1.base, 8 + balance_control_~#tmp~0#1.offset, 4);call write~int#18(~convertFLOATToUINT(0.0), balance_control_~#tmp~0#1.base, 12 + balance_control_~#tmp~0#1.offset, 4);call write~int#10(balance_control_~tmp_theta~0#1, balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#10(~ud_psi~0, balance_control_~#tmp_theta_0~0#1.base, 4 + balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#10(~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(balance_control_~tmp_theta_lpf~0#1 - ~ud_theta_lpf~0), 0.00400000019)), balance_control_~#tmp_theta_0~0#1.base, 8 + balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#10(balance_control_~tmp_psidot~0#1, balance_control_~#tmp_theta_0~0#1.base, 12 + balance_control_~#tmp_theta_0~0#1.offset, 4);balance_control_~tmp_pwm_r_limiter~0#1 := ~convertFLOATToUINT(0.0);balance_control_~tmp_0~0#1 := 0;call balance_control_#t~mem4#1 := read~int#18(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem5#1 := read~int#10(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem6#1 := read~int#13(~#K_F~0.base, ~#K_F~0.offset + 4 * balance_control_~tmp_0~0#1, 4);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + (balance_control_#t~mem4#1 - balance_control_#t~mem5#1) * balance_control_#t~mem6#1;havoc balance_control_#t~mem4#1;havoc balance_control_#t~mem5#1;havoc balance_control_#t~mem6#1;balance_control_#t~post7#1 := balance_control_~tmp_0~0#1;balance_control_~tmp_0~0#1 := 1 + balance_control_#t~post7#1;havoc balance_control_#t~post7#1;call balance_control_#t~mem8#1 := read~int#18(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem9#1 := read~int#10(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem10#1 := read~int#13(~#K_F~0.base, ~#K_F~0.offset + 4 * balance_control_~tmp_0~0#1, 4);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + (balance_control_#t~mem8#1 - balance_control_#t~mem9#1) * balance_control_#t~mem10#1;havoc balance_control_#t~mem8#1;havoc balance_control_#t~mem9#1;havoc balance_control_#t~mem10#1;balance_control_#t~post11#1 := balance_control_~tmp_0~0#1;balance_control_~tmp_0~0#1 := 1 + balance_control_#t~post11#1;havoc balance_control_#t~post11#1;call balance_control_#t~mem12#1 := read~int#18(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem13#1 := read~int#10(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem14#1 := read~int#13(~#K_F~0.base, ~#K_F~0.offset + 4 * balance_control_~tmp_0~0#1, 4);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + (balance_control_#t~mem12#1 - balance_control_#t~mem13#1) * balance_control_#t~mem14#1;havoc balance_control_#t~mem12#1;havoc balance_control_#t~mem13#1;havoc balance_control_#t~mem14#1;balance_control_#t~post15#1 := balance_control_~tmp_0~0#1;balance_control_~tmp_0~0#1 := 1 + balance_control_#t~post15#1;havoc balance_control_#t~post15#1;call balance_control_#t~mem16#1 := read~int#18(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem17#1 := read~int#10(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset + 4 * balance_control_~tmp_0~0#1, 4);call balance_control_#t~mem18#1 := read~int#13(~#K_F~0.base, ~#K_F~0.offset + 4 * balance_control_~tmp_0~0#1, 4);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + (balance_control_#t~mem16#1 - balance_control_#t~mem17#1) * balance_control_#t~mem18#1;havoc balance_control_#t~mem16#1;havoc balance_control_#t~mem17#1;havoc balance_control_#t~mem18#1;balance_control_#t~post19#1 := balance_control_~tmp_0~0#1;balance_control_~tmp_0~0#1 := 1 + balance_control_#t~post19#1;havoc balance_control_#t~post19#1; [2025-02-07 21:18:30,758 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L276-1: SUMMARY for call OSEK_Task_ts1_#t~ret46#1 := __startrek_read_cmd_forward(); srcloc: null [2025-02-07 21:18:30,759 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272: assume -128 <= OSEK_Task_ts1_#t~ret42#1 && OSEK_Task_ts1_#t~ret42#1 <= 127;OSEK_Task_ts1_~tmp___7~0#1 := OSEK_Task_ts1_#t~ret42#1; [2025-02-07 21:18:30,759 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272-1: SUMMARY for call OSEK_Task_ts1_#t~ret42#1 := nxt_motor_get_count(1); srcloc: null [2025-02-07 21:18:30,759 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L239: SUMMARY for call nxt_motor_set_count(1, 0); srcloc: null [2025-02-07 21:18:30,759 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L252: SUMMARY for call __startrek_write_nxtway_gs_mode(2); srcloc: null [2025-02-07 21:18:30,759 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L281: SUMMARY for call nxt_motor_set_speed(1, OSEK_Task_ts1_#t~mem48#1, 1); srcloc: null [2025-02-07 21:18:30,759 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215: call ULTIMATE.dealloc(OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset);havoc OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset;call ULTIMATE.dealloc(OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset);havoc OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset; [2025-02-07 21:18:30,759 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L83: call ULTIMATE.dealloc(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset);havoc balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset;call ULTIMATE.dealloc(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset);havoc balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset;havoc balance_control_#t~mem4#1, balance_control_#t~mem5#1, balance_control_#t~mem6#1, balance_control_#t~post7#1, balance_control_#t~mem8#1, balance_control_#t~mem9#1, balance_control_#t~mem10#1, balance_control_#t~post11#1, balance_control_#t~mem12#1, balance_control_#t~mem13#1, balance_control_#t~mem14#1, balance_control_#t~post15#1, balance_control_#t~mem16#1, balance_control_#t~mem17#1, balance_control_#t~mem18#1, balance_control_#t~post19#1, balance_control_#t~nondet20#1, balance_control_#t~nondet21#1, balance_control_~args_cmd_forward#1, balance_control_~args_cmd_turn#1, balance_control_~args_gyro#1, balance_control_~args_gyro_offset#1, balance_control_~args_theta_m_l#1, balance_control_~args_theta_m_r#1, balance_control_~args_battery#1, balance_control_~ret_pwm_l#1.base, balance_control_~ret_pwm_l#1.offset, balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset, balance_control_~tmp_theta~0#1, balance_control_~tmp_theta_lpf~0#1, balance_control_~tmp_pwm_r_limiter~0#1, balance_control_~tmp_psidot~0#1, balance_control_~tmp_pwm_turn~0#1, balance_control_~tmp_pwm_l_limiter~0#1, balance_control_~tmp_thetadot_cmd_lpf~0#1, balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset, balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset, balance_control_~tmp_0~0#1, balance_control_~tmp___0~0#1, balance_control_~tmp___1~0#1;havoc balance_control_#in~args_cmd_forward#1, balance_control_#in~args_cmd_turn#1, balance_control_#in~args_gyro#1, balance_control_#in~args_gyro_offset#1, balance_control_#in~args_theta_m_l#1, balance_control_#in~args_theta_m_r#1, balance_control_#in~args_battery#1, balance_control_#in~ret_pwm_l#1.base, balance_control_#in~ret_pwm_l#1.offset, balance_control_#in~ret_pwm_r#1.base, balance_control_#in~ret_pwm_r#1.offset;assume { :end_inline_balance_control } true;call OSEK_Task_ts1_#t~mem47#1 := read~int#16(OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset, 1); [2025-02-07 21:18:30,759 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L273: assume -128 <= OSEK_Task_ts1_#t~ret43#1 && OSEK_Task_ts1_#t~ret43#1 <= 127;OSEK_Task_ts1_~tmp___8~0#1 := OSEK_Task_ts1_#t~ret43#1; [2025-02-07 21:18:30,759 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L112: balance_control_~tmp_pwm_r_limiter~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT((~K_I~0 * ~ud_err_theta~0 + balance_control_~tmp_pwm_r_limiter~0#1) % 4294967296 / ((~BATTERY_GAIN~0 * balance_control_~args_battery#1 - ~BATTERY_OFFSET~0) % 4294967296)), 100.0));balance_control_~tmp_pwm_turn~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(balance_control_~args_cmd_turn#1), 100.0), ~convertUINTToFLOAT(~K_PHIDOT~0)));balance_control_~tmp_pwm_l_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + balance_control_~tmp_pwm_turn~0#1;havoc balance_control_#t~nondet20#1;assume -2147483648 <= balance_control_#t~nondet20#1 && balance_control_#t~nondet20#1 <= 2147483647;balance_control_~tmp___0~0#1 := balance_control_#t~nondet20#1;havoc balance_control_#t~nondet20#1;balance_control_~tmp_pwm_l_limiter~0#1 := balance_control_~tmp___0~0#1;call write~int#16((if balance_control_~tmp_pwm_l_limiter~0#1 % 4294967296 % 256 <= 127 then balance_control_~tmp_pwm_l_limiter~0#1 % 4294967296 % 256 else balance_control_~tmp_pwm_l_limiter~0#1 % 4294967296 % 256 - 256), balance_control_~ret_pwm_l#1.base, balance_control_~ret_pwm_l#1.offset, 1);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 - balance_control_~tmp_pwm_turn~0#1;havoc balance_control_#t~nondet21#1;assume -2147483648 <= balance_control_#t~nondet21#1 && balance_control_#t~nondet21#1 <= 2147483647;balance_control_~tmp___1~0#1 := balance_control_#t~nondet21#1;havoc balance_control_#t~nondet21#1;balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp___1~0#1;call write~int#2((if balance_control_~tmp_pwm_r_limiter~0#1 % 4294967296 % 256 <= 127 then balance_control_~tmp_pwm_r_limiter~0#1 % 4294967296 % 256 else balance_control_~tmp_pwm_r_limiter~0#1 % 4294967296 % 256 - 256), balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset, 1);balance_control_~tmp_pwm_l_limiter~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.00400000019, ~convertUINTToFLOAT(balance_control_~tmp_thetadot_cmd_lpf~0#1)), ~convertUINTToFLOAT(~ud_theta_ref~0)));balance_control_~tmp_pwm_turn~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.00400000019, ~convertUINTToFLOAT(balance_control_~tmp_psidot~0#1)), ~convertUINTToFLOAT(~ud_psi~0)));balance_control_~tmp_pwm_r_limiter~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(~ud_theta_ref~0 - balance_control_~tmp_theta~0#1), 0.00400000019), ~convertUINTToFLOAT(~ud_err_theta~0)));~ud_err_theta~0 := balance_control_~tmp_pwm_r_limiter~0#1;~ud_theta_ref~0 := balance_control_~tmp_pwm_l_limiter~0#1;~ud_thetadot_cmd_lpf~0 := balance_control_~tmp_thetadot_cmd_lpf~0#1;~ud_psi~0 := balance_control_~tmp_pwm_turn~0#1;~ud_theta_lpf~0 := balance_control_~tmp_theta_lpf~0#1;call ULTIMATE.dealloc(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset);havoc balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset;call ULTIMATE.dealloc(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset);havoc balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset; [2025-02-07 21:18:30,760 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L273-1: SUMMARY for call OSEK_Task_ts1_#t~ret43#1 := nxt_motor_get_count(0); srcloc: null [2025-02-07 21:18:30,760 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L240: ~cal_start_time~0 := OSEK_Task_ts1_#t~ret34#1; [2025-02-07 21:18:30,760 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L112-1: SUMMARY for call assume_abort_if_not((if 0 != (~BATTERY_GAIN~0 * balance_control_~args_battery#1 - ~BATTERY_OFFSET~0) % 4294967296 then 1 else 0)); srcloc: null [2025-02-07 21:18:30,760 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L240-1: SUMMARY for call OSEK_Task_ts1_#t~ret34#1 := ecrobot_get_systick_ms(); srcloc: null [2025-02-07 21:18:30,760 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L274: OSEK_Task_ts1_~tmp___9~0#1 := OSEK_Task_ts1_#t~ret44#1; [2025-02-07 21:18:30,760 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L274-1: SUMMARY for call OSEK_Task_ts1_#t~ret44#1 := ecrobot_get_gyro_sensor(3); srcloc: null [2025-02-07 21:18:30,760 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L241: SUMMARY for call __startrek_write_nxtway_gs_mode(1); srcloc: null [2025-02-07 21:18:30,760 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L237: assume { :end_inline_balance_init } true; [2025-02-07 21:18:30,774 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L313: SUMMARY for call __startrek_write_cmd_turn(0); srcloc: null [2025-02-07 21:18:30,774 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L312: SUMMARY for call __startrek_write_cmd_forward(-100); srcloc: null [2025-02-07 21:18:30,774 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L311: SUMMARY for call __startrek_write_obstacle_flag(1); srcloc: null [2025-02-07 21:18:30,775 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L310: assume (if OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 <= 2147483647 then OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 else OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 - 4294967296) <= 25; [2025-02-07 21:18:30,775 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L310: assume !((if OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 <= 2147483647 then OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 else OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 - 4294967296) <= 25); [2025-02-07 21:18:30,775 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L309: OSEK_Task_ts2_#t~ret51#1 := ecrobot_get_sonar_sensor_#res#1;havoc ecrobot_get_sonar_sensor_#t~nondet49#1, ecrobot_get_sonar_sensor_~port#1, ecrobot_get_sonar_sensor_~tmp~5#1;havoc ecrobot_get_sonar_sensor_#in~port#1;assume { :end_inline_ecrobot_get_sonar_sensor } true;OSEK_Task_ts2_~tmp___0~2#1 := OSEK_Task_ts2_#t~ret51#1;havoc OSEK_Task_ts2_#t~ret51#1; [2025-02-07 21:18:30,809 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L351: assume -128 <= OSEK_Task_ts3_#t~ret59#1 && OSEK_Task_ts3_#t~ret59#1 <= 127;OSEK_Task_ts3_~tmp___2~1#1 := OSEK_Task_ts3_#t~ret59#1;havoc OSEK_Task_ts3_#t~ret59#1;assume { :begin_inline_ecrobot_bt_data_logger } true;ecrobot_bt_data_logger_#in~arg0#1, ecrobot_bt_data_logger_#in~arg1#1 := OSEK_Task_ts3_~tmp___2~1#1, OSEK_Task_ts3_~tmp___1~2#1;havoc ecrobot_bt_data_logger_~arg0#1, ecrobot_bt_data_logger_~arg1#1;ecrobot_bt_data_logger_~arg0#1 := ecrobot_bt_data_logger_#in~arg0#1;ecrobot_bt_data_logger_~arg1#1 := ecrobot_bt_data_logger_#in~arg1#1; [2025-02-07 21:18:30,809 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L351-1: SUMMARY for call OSEK_Task_ts3_#t~ret59#1 := __startrek_read_cmd_forward(); srcloc: null [2025-02-07 21:18:30,809 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L345: havoc OSEK_Task_ts3_#t~mem56#1;call OSEK_Task_ts3_#t~mem57#1 := read~int#17(~#bt_receive_buf~0.base, 1 + ~#bt_receive_buf~0.offset, 1); [2025-02-07 21:18:30,809 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L345-1: SUMMARY for call __startrek_write_cmd_forward((if -(if OSEK_Task_ts3_#t~mem56#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem56#1 % 256 % 256 else OSEK_Task_ts3_#t~mem56#1 % 256 % 256 - 256) % 256 <= 127 then -(if OSEK_Task_ts3_#t~mem56#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem56#1 % 256 % 256 else OSEK_Task_ts3_#t~mem56#1 % 256 % 256 - 256) % 256 else -(if OSEK_Task_ts3_#t~mem56#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem56#1 % 256 % 256 else OSEK_Task_ts3_#t~mem56#1 % 256 % 256 - 256) % 256 - 256)); srcloc: null [2025-02-07 21:18:30,809 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L343: OSEK_Task_ts3_~tmp___0~3#1 := (if 0 == OSEK_Task_ts3_#t~ret55#1 % 256 then 0 else 1); [2025-02-07 21:18:30,809 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L343-1: SUMMARY for call OSEK_Task_ts3_#t~ret55#1 := __startrek_read_obstacle_flag(); srcloc: null [2025-02-07 21:18:30,810 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L341: havoc ecrobot_read_bt_packet_#t~nondet27#1, ecrobot_read_bt_packet_#t~nondet28#1, ecrobot_read_bt_packet_~bt_receive_buf#1.base, ecrobot_read_bt_packet_~bt_receive_buf#1.offset, ecrobot_read_bt_packet_~sz#1;havoc ecrobot_read_bt_packet_#in~bt_receive_buf#1.base, ecrobot_read_bt_packet_#in~bt_receive_buf#1.offset, ecrobot_read_bt_packet_#in~sz#1;assume { :end_inline_ecrobot_read_bt_packet } true;OSEK_Task_ts3_~wrote~0#1 := 0; [2025-02-07 21:18:30,811 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L352: havoc ecrobot_bt_data_logger_~arg0#1, ecrobot_bt_data_logger_~arg1#1;havoc ecrobot_bt_data_logger_#in~arg0#1, ecrobot_bt_data_logger_#in~arg1#1;assume { :end_inline_ecrobot_bt_data_logger } true; [2025-02-07 21:18:30,811 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L350: assume -128 <= OSEK_Task_ts3_#t~ret58#1 && OSEK_Task_ts3_#t~ret58#1 <= 127;OSEK_Task_ts3_~tmp___1~2#1 := OSEK_Task_ts3_#t~ret58#1;havoc OSEK_Task_ts3_#t~ret58#1; [2025-02-07 21:18:30,811 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L350-1: SUMMARY for call OSEK_Task_ts3_#t~ret58#1 := __startrek_read_cmd_turn(); srcloc: null [2025-02-07 21:18:30,811 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L346: havoc OSEK_Task_ts3_#t~mem57#1;OSEK_Task_ts3_~wrote~0#1 := 1; [2025-02-07 21:18:30,811 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L346-1: SUMMARY for call __startrek_write_cmd_turn((if OSEK_Task_ts3_#t~mem57#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem57#1 % 256 % 256 else OSEK_Task_ts3_#t~mem57#1 % 256 % 256 - 256)); srcloc: null [2025-02-07 21:18:30,811 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L340-1: assume 0 != OSEK_Task_ts3_~wrote~0#1 % 256; [2025-02-07 21:18:30,811 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L340-1: assume !(0 != OSEK_Task_ts3_~wrote~0#1 % 256); [2025-02-07 21:18:30,811 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L340-2: assume 0 == OSEK_Task_ts3_~tmp___0~3#1 % 256;call OSEK_Task_ts3_#t~mem56#1 := read~int#17(~#bt_receive_buf~0.base, ~#bt_receive_buf~0.offset, 1); [2025-02-07 21:18:30,811 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L340-2: assume !(0 == OSEK_Task_ts3_~tmp___0~3#1 % 256); [2025-02-07 21:18:38,196 INFO L? ?]: Removed 307 outVars from TransFormulas that were not future-live. [2025-02-07 21:18:38,196 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 21:18:38,257 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 21:18:38,261 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 21:18:38,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:18:38 BoogieIcfgContainer [2025-02-07 21:18:38,261 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 21:18:38,263 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 21:18:38,265 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 21:18:38,269 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 21:18:38,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 09:18:27" (1/3) ... [2025-02-07 21:18:38,270 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43e2df4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:18:38, skipping insertion in model container [2025-02-07 21:18:38,270 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:28" (2/3) ... [2025-02-07 21:18:38,270 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43e2df4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:18:38, skipping insertion in model container [2025-02-07 21:18:38,270 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:18:38" (3/3) ... [2025-02-07 21:18:38,271 INFO L128 eAbstractionObserver]: Analyzing ICFG rekh_aso.1.M1-2.c [2025-02-07 21:18:38,283 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 21:18:38,286 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rekh_aso.1.M1-2.c that has 22 procedures, 2161 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-07 21:18:38,440 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 21:18:38,452 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4daee1ce, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 21:18:38,453 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 21:18:38,466 INFO L276 IsEmpty]: Start isEmpty. Operand has 2128 states, 1156 states have (on average 1.2249134948096885) internal successors, (1416), 1292 states have internal predecessors, (1416), 908 states have call successors, (908), 16 states have call predecessors, (908), 16 states have return successors, (908), 811 states have call predecessors, (908), 908 states have call successors, (908) [2025-02-07 21:18:38,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1329 [2025-02-07 21:18:38,544 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:18:38,545 INFO L218 NwaCegarLoop]: trace histogram [209, 209, 209, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:18:38,546 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:18:38,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:18:38,552 INFO L85 PathProgramCache]: Analyzing trace with hash -175367594, now seen corresponding path program 1 times [2025-02-07 21:18:38,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:18:38,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669243191] [2025-02-07 21:18:38,561 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:18:38,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:18:39,636 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1328 statements into 1 equivalence classes. [2025-02-07 21:18:39,832 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1328 of 1328 statements. [2025-02-07 21:18:39,833 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:18:39,833 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:18:40,973 INFO L134 CoverageAnalysis]: Checked inductivity of 86944 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 86528 trivial. 0 not checked. [2025-02-07 21:18:40,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:18:40,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669243191] [2025-02-07 21:18:40,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669243191] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-07 21:18:40,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [525387762] [2025-02-07 21:18:40,975 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:18:40,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 21:18:40,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:18:40,979 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-07 21:18:40,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-07 21:18:42,393 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1328 statements into 1 equivalence classes. [2025-02-07 21:18:42,952 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1328 of 1328 statements. [2025-02-07 21:18:42,952 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:18:42,953 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:18:42,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 4538 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-07 21:18:43,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-07 21:18:43,136 INFO L134 CoverageAnalysis]: Checked inductivity of 86944 backedges. 416 proven. 0 refuted. 0 times theorem prover too weak. 86528 trivial. 0 not checked. [2025-02-07 21:18:43,137 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-07 21:18:43,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [525387762] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:18:43,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-07 21:18:43,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-07 21:18:43,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55280367] [2025-02-07 21:18:43,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:18:43,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-07 21:18:43,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:18:43,171 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-07 21:18:43,172 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-07 21:18:43,178 INFO L87 Difference]: Start difference. First operand has 2128 states, 1156 states have (on average 1.2249134948096885) internal successors, (1416), 1292 states have internal predecessors, (1416), 908 states have call successors, (908), 16 states have call predecessors, (908), 16 states have return successors, (908), 811 states have call predecessors, (908), 908 states have call successors, (908) Second operand has 2 states, 2 states have (on average 141.5) internal successors, (283), 2 states have internal predecessors, (283), 2 states have call successors, (212), 2 states have call predecessors, (212), 1 states have return successors, (211), 1 states have call predecessors, (211), 2 states have call successors, (211) [2025-02-07 21:18:43,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:18:43,425 INFO L93 Difference]: Finished difference Result 4230 states and 7308 transitions. [2025-02-07 21:18:43,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-07 21:18:43,431 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 141.5) internal successors, (283), 2 states have internal predecessors, (283), 2 states have call successors, (212), 2 states have call predecessors, (212), 1 states have return successors, (211), 1 states have call predecessors, (211), 2 states have call successors, (211) Word has length 1328 [2025-02-07 21:18:43,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:18:43,456 INFO L225 Difference]: With dead ends: 4230 [2025-02-07 21:18:43,456 INFO L226 Difference]: Without dead ends: 899 [2025-02-07 21:18:43,484 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1329 GetRequests, 1329 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-07 21:18:43,486 INFO L435 NwaCegarLoop]: 3221 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3221 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-07 21:18:43,487 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3221 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:18:43,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2025-02-07 21:18:43,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 899. [2025-02-07 21:18:43,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 899 states, 556 states have (on average 1.0773381294964028) internal successors, (599), 557 states have internal predecessors, (599), 335 states have call successors, (335), 7 states have call predecessors, (335), 7 states have return successors, (334), 334 states have call predecessors, (334), 334 states have call successors, (334) [2025-02-07 21:18:43,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 899 states and 1268 transitions. [2025-02-07 21:18:43,740 INFO L78 Accepts]: Start accepts. Automaton has 899 states and 1268 transitions. Word has length 1328 [2025-02-07 21:18:43,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:18:43,742 INFO L471 AbstractCegarLoop]: Abstraction has 899 states and 1268 transitions. [2025-02-07 21:18:43,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 141.5) internal successors, (283), 2 states have internal predecessors, (283), 2 states have call successors, (212), 2 states have call predecessors, (212), 1 states have return successors, (211), 1 states have call predecessors, (211), 2 states have call successors, (211) [2025-02-07 21:18:43,743 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1268 transitions. [2025-02-07 21:18:43,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1329 [2025-02-07 21:18:43,801 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:18:43,802 INFO L218 NwaCegarLoop]: trace histogram [209, 209, 209, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:18:43,871 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-07 21:18:44,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-07 21:18:44,004 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:18:44,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:18:44,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1161258267, now seen corresponding path program 1 times [2025-02-07 21:18:44,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:18:44,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634840987] [2025-02-07 21:18:44,006 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:18:44,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:18:44,830 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1328 statements into 1 equivalence classes. [2025-02-07 21:18:45,246 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1328 of 1328 statements. [2025-02-07 21:18:45,249 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:18:45,250 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:18:47,083 INFO L134 CoverageAnalysis]: Checked inductivity of 86944 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86944 trivial. 0 not checked. [2025-02-07 21:18:47,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:18:47,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634840987] [2025-02-07 21:18:47,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634840987] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:18:47,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:18:47,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-07 21:18:47,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538739815] [2025-02-07 21:18:47,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:18:47,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-07 21:18:47,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:18:47,091 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-07 21:18:47,092 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-07 21:18:47,093 INFO L87 Difference]: Start difference. First operand 899 states and 1268 transitions. Second operand has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 2 states have call successors, (212), 2 states have call predecessors, (212), 2 states have return successors, (211), 2 states have call predecessors, (211), 2 states have call successors, (211) [2025-02-07 21:18:47,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:18:47,154 INFO L93 Difference]: Finished difference Result 916 states and 1284 transitions. [2025-02-07 21:18:47,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-07 21:18:47,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 2 states have call successors, (212), 2 states have call predecessors, (212), 2 states have return successors, (211), 2 states have call predecessors, (211), 2 states have call successors, (211) Word has length 1328 [2025-02-07 21:18:47,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:18:47,164 INFO L225 Difference]: With dead ends: 916 [2025-02-07 21:18:47,165 INFO L226 Difference]: Without dead ends: 0 [2025-02-07 21:18:47,169 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-07 21:18:47,170 INFO L435 NwaCegarLoop]: 875 mSDtfsCounter, 0 mSDsluCounter, 870 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1745 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-07 21:18:47,173 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1745 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:18:47,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-07 21:18:47,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-07 21:18:47,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:18:47,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-07 21:18:47,178 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1328 [2025-02-07 21:18:47,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:18:47,178 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-07 21:18:47,179 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 93.66666666666667) internal successors, (281), 3 states have internal predecessors, (281), 2 states have call successors, (212), 2 states have call predecessors, (212), 2 states have return successors, (211), 2 states have call predecessors, (211), 2 states have call successors, (211) [2025-02-07 21:18:47,179 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-07 21:18:47,179 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 21:18:47,184 INFO L782 garLoopResultBuilder]: Registering result SAFE for location assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 21:18:47,184 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-07 21:18:47,187 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-02-07 21:18:47,188 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-07 21:18:48,016 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 21:18:48,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 09:18:48 BoogieIcfgContainer [2025-02-07 21:18:48,032 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 21:18:48,033 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 21:18:48,033 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 21:18:48,033 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 21:18:48,034 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:18:38" (3/4) ... [2025-02-07 21:18:48,036 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 21:18:48,041 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_set_count [2025-02-07 21:18:48,041 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_obstacle_flag [2025-02-07 21:18:48,041 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_cmd_forward [2025-02-07 21:18:48,041 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t2 [2025-02-07 21:18:48,041 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:18:48,042 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-02-07 21:18:48,042 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t0 [2025-02-07 21:18:48,042 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ecrobot_get_gyro_sensor [2025-02-07 21:18:48,042 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t1 [2025-02-07 21:18:48,042 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_cmd_turn [2025-02-07 21:18:48,042 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:18:48,042 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:18:48,042 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-02-07 21:18:48,042 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assert [2025-02-07 21:18:48,042 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_set_speed [2025-02-07 21:18:48,042 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_obstacle_flag [2025-02-07 21:18:48,043 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ecrobot_get_systick_ms [2025-02-07 21:18:48,043 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_cmd_forward [2025-02-07 21:18:48,043 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_get_count [2025-02-07 21:18:48,043 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:18:48,043 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_cmd_turn [2025-02-07 21:18:48,118 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2025-02-07 21:18:48,131 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-02-07 21:18:48,142 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 21:18:48,148 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 21:18:48,509 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 21:18:48,510 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 21:18:48,510 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 21:18:48,511 INFO L158 Benchmark]: Toolchain (without parser) took 20855.14ms. Allocated memory was 142.6MB in the beginning and 771.8MB in the end (delta: 629.1MB). Free memory was 108.7MB in the beginning and 591.3MB in the end (delta: -482.6MB). Peak memory consumption was 527.8MB. Max. memory is 16.1GB. [2025-02-07 21:18:48,511 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 201.3MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:18:48,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 863.35ms. Allocated memory is still 142.6MB. Free memory was 108.7MB in the beginning and 75.0MB in the end (delta: 33.8MB). Peak memory consumption was 92.2MB. Max. memory is 16.1GB. [2025-02-07 21:18:48,512 INFO L158 Benchmark]: Boogie Procedure Inliner took 306.28ms. Allocated memory is still 142.6MB. Free memory was 75.0MB in the beginning and 64.7MB in the end (delta: 10.3MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. [2025-02-07 21:18:48,512 INFO L158 Benchmark]: Boogie Preprocessor took 477.16ms. Allocated memory is still 142.6MB. Free memory was 64.7MB in the beginning and 61.9MB in the end (delta: 2.8MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2025-02-07 21:18:48,512 INFO L158 Benchmark]: IcfgBuilder took 8955.03ms. Allocated memory was 142.6MB in the beginning and 276.8MB in the end (delta: 134.2MB). Free memory was 61.9MB in the beginning and 68.5MB in the end (delta: -6.6MB). Peak memory consumption was 143.0MB. Max. memory is 16.1GB. [2025-02-07 21:18:48,513 INFO L158 Benchmark]: TraceAbstraction took 9768.97ms. Allocated memory was 276.8MB in the beginning and 771.8MB in the end (delta: 494.9MB). Free memory was 68.5MB in the beginning and 238.4MB in the end (delta: -169.9MB). Peak memory consumption was 329.1MB. Max. memory is 16.1GB. [2025-02-07 21:18:48,513 INFO L158 Benchmark]: Witness Printer took 477.02ms. Allocated memory is still 771.8MB. Free memory was 238.4MB in the beginning and 591.3MB in the end (delta: -353.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-07 21:18:48,516 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 201.3MB. Free memory is still 123.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 863.35ms. Allocated memory is still 142.6MB. Free memory was 108.7MB in the beginning and 75.0MB in the end (delta: 33.8MB). Peak memory consumption was 92.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 306.28ms. Allocated memory is still 142.6MB. Free memory was 75.0MB in the beginning and 64.7MB in the end (delta: 10.3MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 477.16ms. Allocated memory is still 142.6MB. Free memory was 64.7MB in the beginning and 61.9MB in the end (delta: 2.8MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * IcfgBuilder took 8955.03ms. Allocated memory was 142.6MB in the beginning and 276.8MB in the end (delta: 134.2MB). Free memory was 61.9MB in the beginning and 68.5MB in the end (delta: -6.6MB). Peak memory consumption was 143.0MB. Max. memory is 16.1GB. * TraceAbstraction took 9768.97ms. Allocated memory was 276.8MB in the beginning and 771.8MB in the end (delta: 494.9MB). Free memory was 68.5MB in the beginning and 238.4MB in the end (delta: -169.9MB). Peak memory consumption was 329.1MB. Max. memory is 16.1GB. * Witness Printer took 477.02ms. Allocated memory is still 771.8MB. Free memory was 238.4MB in the beginning and 591.3MB in the end (delta: -353.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 43]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.bug1.i","-S") [43] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 44]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 22 procedures, 2161 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.9s, OverallIterations: 2, TraceHistogramMax: 209, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4966 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 870 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 4096 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1332 GetRequests, 1331 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2128occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 3984 NumberOfCodeBlocks, 3984 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 3981 ConstructedInterpolants, 0 QuantifiedInterpolants, 3981 SizeOfPredicates, 0 NumberOfNonLiveVariables, 4538 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 260416/260832 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 335]: Location Invariant Derived location invariant: 0 RESULT: Ultimate proved your program to be correct! [2025-02-07 21:18:48,560 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE