./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_nxt.2.M4-2.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_nxt.2.M4-2.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 564efe4dc14fe185d57e5aeec9a3ab580efe33ed3c6c6b76402e1a3f93fbdd78 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 21:19:28,124 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 21:19:28,165 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 21:19:28,172 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 21:19:28,172 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 21:19:28,190 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 21:19:28,190 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 21:19:28,190 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 21:19:28,191 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 21:19:28,191 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 21:19:28,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 21:19:28,191 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 21:19:28,191 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 21:19:28,191 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 21:19:28,191 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 21:19:28,191 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 21:19:28,191 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 21:19:28,192 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:19:28,192 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 21:19:28,192 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 21:19:28,193 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 21:19:28,193 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 21:19:28,193 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 21:19:28,193 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 -> 564efe4dc14fe185d57e5aeec9a3ab580efe33ed3c6c6b76402e1a3f93fbdd78 [2025-02-07 21:19:28,375 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 21:19:28,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 21:19:28,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 21:19:28,383 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 21:19:28,383 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 21:19:28,384 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_nxt.2.M4-2.c [2025-02-07 21:19:29,555 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d6fd40b0b/046463806d214c579932a513fafebcc1/FLAG005e0790d [2025-02-07 21:19:29,871 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 21:19:29,873 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_nxt.2.M4-2.c [2025-02-07 21:19:29,896 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d6fd40b0b/046463806d214c579932a513fafebcc1/FLAG005e0790d [2025-02-07 21:19:30,121 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/d6fd40b0b/046463806d214c579932a513fafebcc1 [2025-02-07 21:19:30,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 21:19:30,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 21:19:30,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 21:19:30,125 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 21:19:30,128 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 21:19:30,128 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:19:30" (1/1) ... [2025-02-07 21:19:30,129 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dd28bc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:30, skipping insertion in model container [2025-02-07 21:19:30,129 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:19:30" (1/1) ... [2025-02-07 21:19:30,166 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 21:19:30,333 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_nxt.2.M4-2.c[1765,1778] [2025-02-07 21:19:30,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:19:30,587 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 21:19:30,593 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.bug2.i","-S") [42] [2025-02-07 21:19:30,599 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_nxt.2.M4-2.c[1765,1778] [2025-02-07 21:19:30,812 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:19:30,842 INFO L204 MainTranslator]: Completed translation [2025-02-07 21:19:30,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:30 WrapperNode [2025-02-07 21:19:30,843 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 21:19:30,844 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 21:19:30,844 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 21:19:30,845 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 21:19:30,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:30" (1/1) ... [2025-02-07 21:19:30,896 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:30" (1/1) ... [2025-02-07 21:19:31,113 INFO L138 Inliner]: procedures = 60, calls = 2813, calls flagged for inlining = 21, calls inlined = 21, statements flattened = 6102 [2025-02-07 21:19:31,113 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 21:19:31,114 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 21:19:31,114 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 21:19:31,114 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 21:19:31,120 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:30" (1/1) ... [2025-02-07 21:19:31,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:30" (1/1) ... [2025-02-07 21:19:31,144 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:30" (1/1) ... [2025-02-07 21:19:31,187 INFO L175 MemorySlicer]: Split 1988 memory accesses to 17 slices as follows [2, 8, 277, 285, 113, 4, 113, 186, 203, 186, 2, 203, 186, 203, 2, 8, 7]. 14 percent of accesses are in the largest equivalence class. The 274 initializations are split as follows [2, 0, 27, 27, 27, 0, 27, 27, 27, 27, 0, 27, 27, 27, 0, 0, 2]. The 292 writes are split as follows [0, 4, 27, 27, 27, 0, 27, 31, 26, 31, 1, 26, 31, 26, 1, 4, 3]. [2025-02-07 21:19:31,187 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:30" (1/1) ... [2025-02-07 21:19:31,187 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:30" (1/1) ... [2025-02-07 21:19:31,314 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:30" (1/1) ... [2025-02-07 21:19:31,324 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:30" (1/1) ... [2025-02-07 21:19:31,341 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:30" (1/1) ... [2025-02-07 21:19:31,356 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:30" (1/1) ... [2025-02-07 21:19:31,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 21:19:31,392 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 21:19:31,393 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 21:19:31,393 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 21:19:31,393 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:30" (1/1) ... [2025-02-07 21:19:31,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:19:31,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:19:31,417 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 21:19:31,424 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 21:19:31,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 21:19:31,439 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2025-02-07 21:19:31,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2025-02-07 21:19:31,439 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:19:31,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:19:31,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 21:19:31,439 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2025-02-07 21:19:31,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2025-02-07 21:19:31,440 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2025-02-07 21:19:31,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2025-02-07 21:19:31,440 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_observer_obstacle_flag [2025-02-07 21:19:31,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_observer_obstacle_flag [2025-02-07 21:19:31,440 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2025-02-07 21:19:31,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2025-02-07 21:19:31,440 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-07 21:19:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-07 21:19:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-07 21:19:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-07 21:19:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-07 21:19:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-07 21:19:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-07 21:19:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-07 21:19:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-07 21:19:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-07 21:19:31,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2025-02-07 21:19:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2025-02-07 21:19:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:19:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:19:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2025-02-07 21:19:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2025-02-07 21:19:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-07 21:19:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2025-02-07 21:19:31,443 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2025-02-07 21:19:31,443 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2025-02-07 21:19:31,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-07 21:19:31,443 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-07 21:19:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-07 21:19:31,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-07 21:19:31,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-07 21:19:31,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-07 21:19:31,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-07 21:19:31,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 21:19:31,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 21:19:31,446 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2025-02-07 21:19:31,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2025-02-07 21:19:31,446 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2025-02-07 21:19:31,446 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2025-02-07 21:19:31,446 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:19:31,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:19:31,901 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 21:19:31,903 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 21:19:32,565 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L279: 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 21:19:32,565 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1175-1: assume __startrek_assert_i0_#t~switch846#1;~__startrek_Assert_t0_i0~0 := 0; [2025-02-07 21:19:32,565 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1175-1: assume !__startrek_assert_i0_#t~switch846#1;__startrek_assert_i0_#t~switch846#1 := __startrek_assert_i0_#t~switch846#1 || 1 == (if ~__startrek_task~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_task~0 % 256 % 4294967296 else ~__startrek_task~0 % 256 % 4294967296 - 4294967296); [2025-02-07 21:19:32,565 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1171: assume 0 != __startrek_assert_i0_~arg#1 % 256; [2025-02-07 21:19:32,565 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1171: assume !(0 != __startrek_assert_i0_~arg#1 % 256);__startrek_assert_i0_#t~switch846#1 := 0 == (if ~__startrek_task~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_task~0 % 256 % 4294967296 else ~__startrek_task~0 % 256 % 4294967296 - 4294967296); [2025-02-07 21:19:32,565 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L242: ~cal_start_time~0 := OSEK_Task_ts1_#t~ret36#1; [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2224: __startrek_read_observer_obstacle_flag_~c2~2#1 := (if 0 == __startrek_read_observer_obstacle_flag_#t~ret1719#1 % 256 then 0 else 1);havoc __startrek_read_observer_obstacle_flag_#t~ret1719#1; [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L242-1: SUMMARY for call OSEK_Task_ts1_#t~ret36#1 := ecrobot_get_systick_ms(); srcloc: null [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L271: assume -128 <= OSEK_Task_ts1_#t~ret46#1 && OSEK_Task_ts1_#t~ret46#1 <= 127;OSEK_Task_ts1_~tmp___6~0#1 := OSEK_Task_ts1_#t~ret46#1; [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L271-1: SUMMARY for call OSEK_Task_ts1_#t~ret46#1 := nxt_motor_get_count(1); srcloc: null [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2224-1: SUMMARY for call __startrek_read_observer_obstacle_flag_#t~ret1719#1 := __startrek_cs_t0(); srcloc: null [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2233-1: SUMMARY for call __startrek_read_observer_obstacle_flag_#t~ret1720#1 := __startrek_cs_t1(); srcloc: null [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2233: __startrek_read_observer_obstacle_flag_~c2~2#1 := (if 0 == __startrek_read_observer_obstacle_flag_#t~ret1720#1 % 256 then 0 else 1);havoc __startrek_read_observer_obstacle_flag_#t~ret1720#1; [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L243: SUMMARY for call __startrek_write_nxtway_gs_mode(1); srcloc: null [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272: assume -128 <= OSEK_Task_ts1_#t~ret47#1 && OSEK_Task_ts1_#t~ret47#1 <= 127;OSEK_Task_ts1_~tmp___7~0#1 := OSEK_Task_ts1_#t~ret47#1; [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272-1: SUMMARY for call OSEK_Task_ts1_#t~ret47#1 := nxt_motor_get_count(0); srcloc: null [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L239: assume { :end_inline_balance_init } true; [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2221-1: assume __startrek_read_observer_obstacle_flag_#t~switch1718#1;__startrek_read_observer_obstacle_flag_~or3~2#1 := ~__startrek_round~0; [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2221-1: assume !__startrek_read_observer_obstacle_flag_#t~switch1718#1;__startrek_read_observer_obstacle_flag_#t~switch1718#1 := __startrek_read_observer_obstacle_flag_#t~switch1718#1 || 1 == (if ~__startrek_task~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_task~0 % 256 % 4294967296 else ~__startrek_task~0 % 256 % 4294967296 - 4294967296); [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L260: OSEK_Task_ts1_#t~ret42#1 := __startrek_read_observer_obstacle_flag_#res#1;havoc __startrek_read_observer_obstacle_flag_#t~switch1718#1, __startrek_read_observer_obstacle_flag_#t~ret1719#1, __startrek_read_observer_obstacle_flag_#t~ret1720#1, __startrek_read_observer_obstacle_flag_#t~ret1721#1, __startrek_read_observer_obstacle_flag_#t~mem1722#1, __startrek_read_observer_obstacle_flag_~r1~2#1, __startrek_read_observer_obstacle_flag_~c2~2#1, __startrek_read_observer_obstacle_flag_~or3~2#1;assume { :end_inline___startrek_read_observer_obstacle_flag } true;OSEK_Task_ts1_~tmp___3~0#1 := (if 0 == OSEK_Task_ts1_#t~ret42#1 % 256 then 0 else 1); [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2242: __startrek_read_observer_obstacle_flag_~c2~2#1 := (if 0 == __startrek_read_observer_obstacle_flag_#t~ret1721#1 % 256 then 0 else 1);havoc __startrek_read_observer_obstacle_flag_#t~ret1721#1; [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2242-1: SUMMARY for call __startrek_read_observer_obstacle_flag_#t~ret1721#1 := __startrek_cs_t2(); srcloc: null [2025-02-07 21:19:32,566 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L256-1: assume 0 != OSEK_Task_ts1_~tmp___4~0#1 % 256;OSEK_Task_ts1_~cmd_forward~0#1 := -100;OSEK_Task_ts1_~cmd_turn~0#1 := 0; [2025-02-07 21:19:32,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L256-1: assume !(0 != OSEK_Task_ts1_~tmp___4~0#1 % 256); [2025-02-07 21:19:32,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L256-2: assume 0 != OSEK_Task_ts1_~tmp___3~0#1 % 256; [2025-02-07 21:19:32,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L256-2: assume !(0 != OSEK_Task_ts1_~tmp___3~0#1 % 256); [2025-02-07 21:19:32,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1181-1: assume __startrek_assert_i0_#t~switch846#1;~__startrek_Assert_t2_i0~0 := 0; [2025-02-07 21:19:32,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1181-1: assume !__startrek_assert_i0_#t~switch846#1;havoc __startrek_assert_i0_#t~switch846#1;havoc __startrek_assert_i0_#t~switch846#1;havoc __startrek_assert_i0_#t~switch846#1, __startrek_assert_i0_~arg#1;havoc __startrek_assert_i0_#in~arg#1;assume { :end_inline___startrek_assert_i0 } true; [2025-02-07 21:19:32,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L252: 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 21:19:32,568 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 21:19:32,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L277: call OSEK_Task_ts1_#t~mem50#1 := read~int#10(OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset, 1); [2025-02-07 21:19:32,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L277-1: SUMMARY for call nxt_motor_set_speed(0, OSEK_Task_ts1_#t~mem49#1, 1); srcloc: null [2025-02-07 21:19:32,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2230-1: assume __startrek_read_observer_obstacle_flag_#t~switch1718#1;__startrek_read_observer_obstacle_flag_~or3~2#1 := ~__startrek_round~0; [2025-02-07 21:19:32,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2230-1: assume !__startrek_read_observer_obstacle_flag_#t~switch1718#1;__startrek_read_observer_obstacle_flag_#t~switch1718#1 := __startrek_read_observer_obstacle_flag_#t~switch1718#1 || 2 == (if ~__startrek_task~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_task~0 % 256 % 4294967296 else ~__startrek_task~0 % 256 % 4294967296 - 4294967296); [2025-02-07 21:19:32,573 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L273: OSEK_Task_ts1_~tmp___8~0#1 := OSEK_Task_ts1_#t~ret48#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_~cmd_forward~0#1, OSEK_Task_ts1_~cmd_turn~0#1, OSEK_Task_ts1_~tmp___8~0#1, ~gyro_offset~0, OSEK_Task_ts1_~tmp___7~0#1, OSEK_Task_ts1_~tmp___6~0#1, OSEK_Task_ts1_~tmp___5~0#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#15(~ud_theta_ref~0, balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset, 4);call write~int#15(~convertFLOATToUINT(0.0), balance_control_~#tmp~0#1.base, 4 + balance_control_~#tmp~0#1.offset, 4);call write~int#15(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#15(~convertFLOATToUINT(0.0), balance_control_~#tmp~0#1.base, 12 + balance_control_~#tmp~0#1.offset, 4);call write~int#1(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#1(~ud_psi~0, balance_control_~#tmp_theta_0~0#1.base, 4 + balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#1(~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#1(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#15(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#1(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#5(~#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#15(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#1(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#5(~#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#15(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#1(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#5(~#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#15(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#1(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#5(~#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;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#14((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#10((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 21:19:32,573 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L273-1: SUMMARY for call OSEK_Task_ts1_#t~ret48#1 := ecrobot_get_gyro_sensor(3); srcloc: null [2025-02-07 21:19:32,573 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L240: SUMMARY for call nxt_motor_set_count(0, 0); srcloc: null [2025-02-07 21:19:32,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L265: OSEK_Task_ts1_~tmp___4~0#1 := (if 0 == OSEK_Task_ts1_#t~ret44#1 % 256 then 0 else 1); [2025-02-07 21:19:32,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L265-1: SUMMARY for call OSEK_Task_ts1_#t~ret44#1 := __startrek_read_obstacle_flag(); srcloc: null [2025-02-07 21:19:32,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L257: havoc ecrobot_read_bt_packet_#t~nondet28#1, ecrobot_read_bt_packet_#t~nondet29#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;call OSEK_Task_ts1_#t~mem40#1 := read~int#16(~#bt_receive_buf~0.base, ~#bt_receive_buf~0.offset, 1);OSEK_Task_ts1_~cmd_forward~0#1 := (if -(if OSEK_Task_ts1_#t~mem40#1 % 256 % 256 <= 127 then OSEK_Task_ts1_#t~mem40#1 % 256 % 256 else OSEK_Task_ts1_#t~mem40#1 % 256 % 256 - 256) % 256 <= 127 then -(if OSEK_Task_ts1_#t~mem40#1 % 256 % 256 <= 127 then OSEK_Task_ts1_#t~mem40#1 % 256 % 256 else OSEK_Task_ts1_#t~mem40#1 % 256 % 256 - 256) % 256 else -(if OSEK_Task_ts1_#t~mem40#1 % 256 % 256 <= 127 then OSEK_Task_ts1_#t~mem40#1 % 256 % 256 else OSEK_Task_ts1_#t~mem40#1 % 256 % 256 - 256) % 256 - 256);call OSEK_Task_ts1_#t~mem41#1 := read~int#16(~#bt_receive_buf~0.base, 1 + ~#bt_receive_buf~0.offset, 1);OSEK_Task_ts1_~cmd_turn~0#1 := (if OSEK_Task_ts1_#t~mem41#1 % 256 % 256 <= 127 then OSEK_Task_ts1_#t~mem41#1 % 256 % 256 else OSEK_Task_ts1_#t~mem41#1 % 256 % 256 - 256);assume { :begin_inline___startrek_read_observer_obstacle_flag } true;havoc __startrek_read_observer_obstacle_flag_#res#1;havoc __startrek_read_observer_obstacle_flag_#t~switch1718#1, __startrek_read_observer_obstacle_flag_#t~ret1719#1, __startrek_read_observer_obstacle_flag_#t~ret1720#1, __startrek_read_observer_obstacle_flag_#t~ret1721#1, __startrek_read_observer_obstacle_flag_#t~mem1722#1, __startrek_read_observer_obstacle_flag_~r1~2#1, __startrek_read_observer_obstacle_flag_~c2~2#1, __startrek_read_observer_obstacle_flag_~or3~2#1;havoc __startrek_read_observer_obstacle_flag_~r1~2#1;havoc __startrek_read_observer_obstacle_flag_~c2~2#1;havoc __startrek_read_observer_obstacle_flag_~or3~2#1;__startrek_read_observer_obstacle_flag_#t~switch1718#1 := 0 == (if ~__startrek_task~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_task~0 % 256 % 4294967296 else ~__startrek_task~0 % 256 % 4294967296 - 4294967296); [2025-02-07 21:19:32,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2239-1: assume __startrek_read_observer_obstacle_flag_#t~switch1718#1;__startrek_read_observer_obstacle_flag_~or3~2#1 := ~__startrek_round~0; [2025-02-07 21:19:32,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2239-1: assume !__startrek_read_observer_obstacle_flag_#t~switch1718#1;havoc __startrek_read_observer_obstacle_flag_#t~switch1718#1;havoc __startrek_read_observer_obstacle_flag_#t~switch1718#1;call __startrek_read_observer_obstacle_flag_#t~mem1722#1 := read~int#12(~#_observer_obstacle_flag_~0.base, ~#_observer_obstacle_flag_~0.offset + (if ~__startrek_round~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_round~0 % 256 % 4294967296 else ~__startrek_round~0 % 256 % 4294967296 - 4294967296), 1);__startrek_read_observer_obstacle_flag_~r1~2#1 := (if 0 == __startrek_read_observer_obstacle_flag_#t~mem1722#1 % 256 then 0 else 1);havoc __startrek_read_observer_obstacle_flag_#t~mem1722#1;__startrek_read_observer_obstacle_flag_#res#1 := (if 0 == __startrek_read_observer_obstacle_flag_~r1~2#1 % 256 then 0 else 1); [2025-02-07 21:19:32,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L253: SUMMARY for call __startrek_write_nxtway_gs_mode(2); srcloc: null [2025-02-07 21:19:32,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1178-1: assume __startrek_assert_i0_#t~switch846#1;~__startrek_Assert_t1_i0~0 := 0; [2025-02-07 21:19:32,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1178-1: assume !__startrek_assert_i0_#t~switch846#1;__startrek_assert_i0_#t~switch846#1 := __startrek_assert_i0_#t~switch846#1 || 2 == (if ~__startrek_task~0 % 256 % 4294967296 <= 2147483647 then ~__startrek_task~0 % 256 % 4294967296 else ~__startrek_task~0 % 256 % 4294967296 - 4294967296); [2025-02-07 21:19:32,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L278: assume { :begin_inline_ecrobot_bt_data_logger } true;ecrobot_bt_data_logger_#in~arg0#1, ecrobot_bt_data_logger_#in~arg1#1 := OSEK_Task_ts1_~cmd_forward~0#1, OSEK_Task_ts1_~cmd_turn~0#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 21:19:32,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L278-1: SUMMARY for call nxt_motor_set_speed(1, OSEK_Task_ts1_#t~mem50#1, 1); srcloc: null [2025-02-07 21:19:32,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L84: 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~mem49#1 := read~int#14(OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset, 1); [2025-02-07 21:19:32,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L241: SUMMARY for call nxt_motor_set_count(1, 0); srcloc: null [2025-02-07 21:19:32,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L270: OSEK_Task_ts1_#t~ret45#1 := ecrobot_get_battery_voltage_#res#1;havoc ecrobot_get_battery_voltage_#t~nondet30#1, ecrobot_get_battery_voltage_~tmp~3#1;assume { :end_inline_ecrobot_get_battery_voltage } true;OSEK_Task_ts1_~tmp___5~0#1 := OSEK_Task_ts1_#t~ret45#1; [2025-02-07 21:19:32,574 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L270-1: assume { :begin_inline_ecrobot_get_battery_voltage } true;havoc ecrobot_get_battery_voltage_#res#1;havoc ecrobot_get_battery_voltage_#t~nondet30#1, ecrobot_get_battery_voltage_~tmp~3#1;havoc ecrobot_get_battery_voltage_~tmp~3#1;havoc ecrobot_get_battery_voltage_#t~nondet30#1;ecrobot_get_battery_voltage_~tmp~3#1 := ecrobot_get_battery_voltage_#t~nondet30#1;havoc ecrobot_get_battery_voltage_#t~nondet30#1;ecrobot_get_battery_voltage_#res#1 := ecrobot_get_battery_voltage_~tmp~3#1; [2025-02-07 21:19:32,575 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L262: OSEK_Task_ts1_~tmp___2~0#1 := (if 0 == OSEK_Task_ts1_#t~ret43#1 % 256 then 0 else 1);havoc OSEK_Task_ts1_#t~ret43#1;assume { :begin_inline___startrek_assert_i0 } true;__startrek_assert_i0_#in~arg#1 := (if 0 == OSEK_Task_ts1_~tmp___2~0#1 % 256 then 0 else 1);havoc __startrek_assert_i0_#t~switch846#1, __startrek_assert_i0_~arg#1;__startrek_assert_i0_~arg#1 := __startrek_assert_i0_#in~arg#1; [2025-02-07 21:19:32,575 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L262-1: SUMMARY for call OSEK_Task_ts1_#t~ret43#1 := __startrek_read_obstacle_flag(); srcloc: null [2025-02-07 21:19:32,587 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L315: SUMMARY for call __startrek_write_obstacle_flag(1); srcloc: null [2025-02-07 21:19:32,587 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L313: ~__startrek_lock~0 := 0; [2025-02-07 21:19:32,587 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L313-1: SUMMARY for call __startrek_write_observer_obstacle_flag(1); srcloc: null [2025-02-07 21:19:32,587 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L311: 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;~__startrek_lock~0 := 1; [2025-02-07 21:19:32,588 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L311: 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 21:19:32,588 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L310: OSEK_Task_ts2_#t~ret53#1 := ecrobot_get_sonar_sensor_#res#1;havoc ecrobot_get_sonar_sensor_#t~nondet51#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~ret53#1;havoc OSEK_Task_ts2_#t~ret53#1; [2025-02-07 21:19:39,210 INFO L? ?]: Removed 258 outVars from TransFormulas that were not future-live. [2025-02-07 21:19:39,210 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 21:19:39,258 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 21:19:39,258 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 21:19:39,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:19:39 BoogieIcfgContainer [2025-02-07 21:19:39,262 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 21:19:39,264 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 21:19:39,264 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 21:19:39,272 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 21:19:39,272 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 09:19:30" (1/3) ... [2025-02-07 21:19:39,272 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@146bc0ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:19:39, skipping insertion in model container [2025-02-07 21:19:39,272 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:19:30" (2/3) ... [2025-02-07 21:19:39,273 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@146bc0ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:19:39, skipping insertion in model container [2025-02-07 21:19:39,273 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:19:39" (3/3) ... [2025-02-07 21:19:39,273 INFO L128 eAbstractionObserver]: Analyzing ICFG rekh_nxt.2.M4-2.c [2025-02-07 21:19:39,296 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 21:19:39,303 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rekh_nxt.2.M4-2.c that has 20 procedures, 1762 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-07 21:19:39,416 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 21:19:39,424 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;@44ad5f52, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 21:19:39,425 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 21:19:39,431 INFO L276 IsEmpty]: Start isEmpty. Operand has 1738 states, 931 states have (on average 1.2320085929108486) internal successors, (1147), 1063 states have internal predecessors, (1147), 751 states have call successors, (751), 15 states have call predecessors, (751), 15 states have return successors, (751), 654 states have call predecessors, (751), 751 states have call successors, (751) [2025-02-07 21:19:39,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1303 [2025-02-07 21:19:39,480 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:19:39,481 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] [2025-02-07 21:19:39,482 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:19:39,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:19:39,486 INFO L85 PathProgramCache]: Analyzing trace with hash -1923393343, now seen corresponding path program 1 times [2025-02-07 21:19:39,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:19:39,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531703530] [2025-02-07 21:19:39,492 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:19:39,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:19:40,414 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1302 statements into 1 equivalence classes. [2025-02-07 21:19:40,542 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1302 of 1302 statements. [2025-02-07 21:19:40,547 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:19:40,547 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:19:41,375 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 21:19:41,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:19:41,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531703530] [2025-02-07 21:19:41,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531703530] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-07 21:19:41,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1620304994] [2025-02-07 21:19:41,380 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:19:41,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 21:19:41,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:19:41,385 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 21:19:41,387 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 21:19:42,260 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1302 statements into 1 equivalence classes. [2025-02-07 21:19:42,636 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1302 of 1302 statements. [2025-02-07 21:19:42,636 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:19:42,636 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:19:42,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 4261 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-07 21:19:42,675 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-07 21:19:42,741 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 21:19:42,742 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-07 21:19:42,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1620304994] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:19:42,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-07 21:19:42,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-07 21:19:42,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920400080] [2025-02-07 21:19:42,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:19:42,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-07 21:19:42,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:19:42,761 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-07 21:19:42,761 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-07 21:19:42,766 INFO L87 Difference]: Start difference. First operand has 1738 states, 931 states have (on average 1.2320085929108486) internal successors, (1147), 1063 states have internal predecessors, (1147), 751 states have call successors, (751), 15 states have call predecessors, (751), 15 states have return successors, (751), 654 states have call predecessors, (751), 751 states have call successors, (751) Second operand has 2 states, 2 states have (on average 128.0) internal successors, (256), 2 states have internal predecessors, (256), 2 states have call successors, (213), 2 states have call predecessors, (213), 1 states have return successors, (211), 1 states have call predecessors, (211), 2 states have call successors, (211) [2025-02-07 21:19:42,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:19:42,911 INFO L93 Difference]: Finished difference Result 3458 states and 5995 transitions. [2025-02-07 21:19:42,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-07 21:19:42,913 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 128.0) internal successors, (256), 2 states have internal predecessors, (256), 2 states have call successors, (213), 2 states have call predecessors, (213), 1 states have return successors, (211), 1 states have call predecessors, (211), 2 states have call successors, (211) Word has length 1302 [2025-02-07 21:19:42,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:19:42,925 INFO L225 Difference]: With dead ends: 3458 [2025-02-07 21:19:42,925 INFO L226 Difference]: Without dead ends: 814 [2025-02-07 21:19:42,948 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1303 GetRequests, 1303 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 21:19:42,950 INFO L435 NwaCegarLoop]: 2641 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, 2641 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 21:19:42,950 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2641 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:19:42,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2025-02-07 21:19:43,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 814. [2025-02-07 21:19:43,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 814 states, 492 states have (on average 1.0304878048780488) internal successors, (507), 493 states have internal predecessors, (507), 312 states have call successors, (312), 9 states have call predecessors, (312), 9 states have return successors, (311), 311 states have call predecessors, (311), 311 states have call successors, (311) [2025-02-07 21:19:43,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 814 states and 1130 transitions. [2025-02-07 21:19:43,104 INFO L78 Accepts]: Start accepts. Automaton has 814 states and 1130 transitions. Word has length 1302 [2025-02-07 21:19:43,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:19:43,105 INFO L471 AbstractCegarLoop]: Abstraction has 814 states and 1130 transitions. [2025-02-07 21:19:43,105 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 128.0) internal successors, (256), 2 states have internal predecessors, (256), 2 states have call successors, (213), 2 states have call predecessors, (213), 1 states have return successors, (211), 1 states have call predecessors, (211), 2 states have call successors, (211) [2025-02-07 21:19:43,106 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1130 transitions. [2025-02-07 21:19:43,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1303 [2025-02-07 21:19:43,136 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:19:43,137 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] [2025-02-07 21:19:43,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-02-07 21:19:43,338 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 21:19:43,338 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:19:43,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:19:43,339 INFO L85 PathProgramCache]: Analyzing trace with hash -1740736378, now seen corresponding path program 1 times [2025-02-07 21:19:43,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:19:43,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015524838] [2025-02-07 21:19:43,339 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:19:43,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:19:43,673 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1302 statements into 1 equivalence classes. [2025-02-07 21:19:43,905 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1302 of 1302 statements. [2025-02-07 21:19:43,905 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:19:43,905 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:19:44,888 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 21:19:44,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:19:44,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015524838] [2025-02-07 21:19:44,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015524838] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:19:44,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:19:44,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-07 21:19:44,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020602565] [2025-02-07 21:19:44,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:19:44,893 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-07 21:19:44,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:19:44,895 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-07 21:19:44,895 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-07 21:19:44,896 INFO L87 Difference]: Start difference. First operand 814 states and 1130 transitions. Second operand has 3 states, 3 states have (on average 84.66666666666667) internal successors, (254), 3 states have internal predecessors, (254), 2 states have call successors, (213), 2 states have call predecessors, (213), 2 states have return successors, (211), 2 states have call predecessors, (211), 2 states have call successors, (211) [2025-02-07 21:19:44,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:19:44,962 INFO L93 Difference]: Finished difference Result 1301 states and 1853 transitions. [2025-02-07 21:19:44,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-07 21:19:44,963 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 84.66666666666667) internal successors, (254), 3 states have internal predecessors, (254), 2 states have call successors, (213), 2 states have call predecessors, (213), 2 states have return successors, (211), 2 states have call predecessors, (211), 2 states have call successors, (211) Word has length 1302 [2025-02-07 21:19:44,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:19:44,969 INFO L225 Difference]: With dead ends: 1301 [2025-02-07 21:19:44,970 INFO L226 Difference]: Without dead ends: 0 [2025-02-07 21:19:44,976 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 21:19:44,978 INFO L435 NwaCegarLoop]: 723 mSDtfsCounter, 0 mSDsluCounter, 718 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1441 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 21:19:44,978 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1441 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:19:44,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-07 21:19:44,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-07 21:19:44,979 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 21:19:44,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-07 21:19:44,980 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1302 [2025-02-07 21:19:44,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:19:44,982 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-07 21:19:44,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 84.66666666666667) internal successors, (254), 3 states have internal predecessors, (254), 2 states have call successors, (213), 2 states have call predecessors, (213), 2 states have return successors, (211), 2 states have call predecessors, (211), 2 states have call successors, (211) [2025-02-07 21:19:44,982 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-07 21:19:44,982 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 21:19:44,986 INFO L782 garLoopResultBuilder]: Registering result SAFE for location assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 21:19:44,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-07 21:19:44,988 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-02-07 21:19:44,989 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-07 21:19:45,598 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 21:19:45,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 09:19:45 BoogieIcfgContainer [2025-02-07 21:19:45,611 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 21:19:45,612 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 21:19:45,612 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 21:19:45,612 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 21:19:45,613 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:19:39" (3/4) ... [2025-02-07 21:19:45,615 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 21:19:45,620 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_hyperperiod [2025-02-07 21:19:45,620 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_set_count [2025-02-07 21:19:45,620 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_Background [2025-02-07 21:19:45,620 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_obstacle_flag [2025-02-07 21:19:45,620 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t2 [2025-02-07 21:19:45,620 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:19:45,620 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-02-07 21:19:45,621 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t0 [2025-02-07 21:19:45,621 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ecrobot_get_gyro_sensor [2025-02-07 21:19:45,621 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t1 [2025-02-07 21:19:45,621 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_observer_obstacle_flag [2025-02-07 21:19:45,621 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:19:45,621 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:19:45,621 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assert [2025-02-07 21:19:45,621 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_set_speed [2025-02-07 21:19:45,621 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_obstacle_flag [2025-02-07 21:19:45,621 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ecrobot_get_systick_ms [2025-02-07 21:19:45,621 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_get_count [2025-02-07 21:19:45,621 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:19:45,670 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2025-02-07 21:19:45,678 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2025-02-07 21:19:45,685 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-07 21:19:45,688 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 21:19:46,036 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 21:19:46,044 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 21:19:46,044 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 21:19:46,044 INFO L158 Benchmark]: Toolchain (without parser) took 15920.05ms. Allocated memory was 142.6MB in the beginning and 1.1GB in the end (delta: 922.7MB). Free memory was 106.7MB in the beginning and 791.0MB in the end (delta: -684.3MB). Peak memory consumption was 241.5MB. Max. memory is 16.1GB. [2025-02-07 21:19:46,045 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 126.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:19:46,045 INFO L158 Benchmark]: CACSL2BoogieTranslator took 718.24ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 85.0MB in the end (delta: 21.7MB). Peak memory consumption was 92.6MB. Max. memory is 16.1GB. [2025-02-07 21:19:46,045 INFO L158 Benchmark]: Boogie Procedure Inliner took 269.65ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 79.4MB in the end (delta: 5.6MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2025-02-07 21:19:46,045 INFO L158 Benchmark]: Boogie Preprocessor took 276.97ms. Allocated memory is still 142.6MB. Free memory was 79.4MB in the beginning and 65.1MB in the end (delta: 14.3MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2025-02-07 21:19:46,045 INFO L158 Benchmark]: IcfgBuilder took 7870.77ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 64.6MB in the beginning and 133.1MB in the end (delta: -68.5MB). Peak memory consumption was 172.2MB. Max. memory is 16.1GB. [2025-02-07 21:19:46,045 INFO L158 Benchmark]: TraceAbstraction took 6347.11ms. Allocated memory was 285.2MB in the beginning and 1.1GB in the end (delta: 780.1MB). Free memory was 133.1MB in the beginning and 870.7MB in the end (delta: -737.6MB). Peak memory consumption was 332.1MB. Max. memory is 16.1GB. [2025-02-07 21:19:46,045 INFO L158 Benchmark]: Witness Printer took 431.72ms. Allocated memory is still 1.1GB. Free memory was 870.7MB in the beginning and 791.0MB in the end (delta: 79.7MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2025-02-07 21:19:46,046 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 201.3MB. Free memory is still 126.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 718.24ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 85.0MB in the end (delta: 21.7MB). Peak memory consumption was 92.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 269.65ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 79.4MB in the end (delta: 5.6MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 276.97ms. Allocated memory is still 142.6MB. Free memory was 79.4MB in the beginning and 65.1MB in the end (delta: 14.3MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. * IcfgBuilder took 7870.77ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 64.6MB in the beginning and 133.1MB in the end (delta: -68.5MB). Peak memory consumption was 172.2MB. Max. memory is 16.1GB. * TraceAbstraction took 6347.11ms. Allocated memory was 285.2MB in the beginning and 1.1GB in the end (delta: 780.1MB). Free memory was 133.1MB in the beginning and 870.7MB in the end (delta: -737.6MB). Peak memory consumption was 332.1MB. Max. memory is 16.1GB. * Witness Printer took 431.72ms. Allocated memory is still 1.1GB. Free memory was 870.7MB in the beginning and 791.0MB in the end (delta: 79.7MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 42]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.bug2.i","-S") [42] * 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: 45]: 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 20 procedures, 1762 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 2, TraceHistogramMax: 209, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4082 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 718 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 3364 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1306 GetRequests, 1305 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1738occurred 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: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 3906 NumberOfCodeBlocks, 3906 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 3903 ConstructedInterpolants, 0 QuantifiedInterpolants, 3903 SizeOfPredicates, 0 NumberOfNonLiveVariables, 4261 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 RESULT: Ultimate proved your program to be correct! [2025-02-07 21:19:46,085 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE