./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M4-1.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/rekcba_nxt.1.M4-1.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 59e3e46f44c4af6b4c125f352948304d54499979006c079b47d74ff56c39a104 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 21:17:04,848 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 21:17:04,895 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 21:17:04,899 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 21:17:04,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 21:17:04,913 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 21:17:04,913 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 21:17:04,913 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 21:17:04,913 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 21:17:04,913 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 21:17:04,913 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 21:17:04,913 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 21:17:04,914 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 21:17:04,914 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 21:17:04,915 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 21:17:04,915 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 21:17:04,915 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 21:17:04,915 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 21:17:04,916 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 21:17:04,916 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 21:17:04,916 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 21:17:04,916 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 21:17:04,916 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 21:17:04,916 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 21:17:04,916 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 21:17:04,916 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 21:17:04,916 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 21:17:04,916 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 21:17:04,916 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 21:17:04,917 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 21:17:04,917 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 21:17:04,917 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 21:17:04,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:17:04,917 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 21:17:04,917 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 21:17:04,917 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 21:17:04,918 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 21:17:04,918 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 21:17:04,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 21:17:04,918 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 21:17:04,918 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 21:17:04,918 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 21:17:04,918 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 21:17:04,918 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 -> 59e3e46f44c4af6b4c125f352948304d54499979006c079b47d74ff56c39a104 [2025-02-07 21:17:05,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 21:17:05,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 21:17:05,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 21:17:05,187 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 21:17:05,187 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 21:17:05,188 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M4-1.c [2025-02-07 21:17:06,256 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b24628ed2/6eb4399358c14bd0861dc9beaad53a3d/FLAGeb36ee521 [2025-02-07 21:17:06,650 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 21:17:06,650 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M4-1.c [2025-02-07 21:17:06,681 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b24628ed2/6eb4399358c14bd0861dc9beaad53a3d/FLAGeb36ee521 [2025-02-07 21:17:06,830 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b24628ed2/6eb4399358c14bd0861dc9beaad53a3d [2025-02-07 21:17:06,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 21:17:06,833 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 21:17:06,834 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 21:17:06,834 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 21:17:06,837 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 21:17:06,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:17:06" (1/1) ... [2025-02-07 21:17:06,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79d389e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:17:06, skipping insertion in model container [2025-02-07 21:17:06,840 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:17:06" (1/1) ... [2025-02-07 21:17:06,939 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 21:17:07,091 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/rekcba_nxt.1.M4-1.c[1673,1686] [2025-02-07 21:17:07,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:17:07,870 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 21:17:07,878 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.ok1.i","-S") [42] [2025-02-07 21:17:07,884 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/rekcba_nxt.1.M4-1.c[1673,1686] [2025-02-07 21:17:08,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:17:08,572 INFO L204 MainTranslator]: Completed translation [2025-02-07 21:17:08,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:17:08 WrapperNode [2025-02-07 21:17:08,574 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 21:17:08,575 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 21:17:08,575 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 21:17:08,575 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 21:17:08,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:17:08" (1/1) ... [2025-02-07 21:17:08,793 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:17:08" (1/1) ... [2025-02-07 21:17:10,035 INFO L138 Inliner]: procedures = 57, calls = 18490, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 40479 [2025-02-07 21:17:10,035 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 21:17:10,036 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 21:17:10,036 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 21:17:10,036 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 21:17:10,042 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:17:08" (1/1) ... [2025-02-07 21:17:10,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:17:08" (1/1) ... [2025-02-07 21:17:10,303 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:17:08" (1/1) ... [2025-02-07 21:17:10,472 INFO L175 MemorySlicer]: Split 14318 memory accesses to 17 slices as follows [2, 2784, 3812, 2400, 1676, 1252, 852, 326, 429, 325, 429, 8, 4, 7, 2, 2, 8]. 27 percent of accesses are in the largest equivalence class. The 652 initializations are split as follows [2, 96, 96, 8, 8, 4, 4, 108, 108, 108, 108, 0, 0, 2, 0, 0, 0]. The 661 writes are split as follows [0, 96, 96, 8, 8, 4, 4, 109, 107, 109, 107, 4, 0, 3, 1, 1, 4]. [2025-02-07 21:17:10,472 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:17:08" (1/1) ... [2025-02-07 21:17:10,472 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:17:08" (1/1) ... [2025-02-07 21:17:11,187 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:17:08" (1/1) ... [2025-02-07 21:17:11,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:17:08" (1/1) ... [2025-02-07 21:17:11,335 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:17:08" (1/1) ... [2025-02-07 21:17:11,400 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:17:08" (1/1) ... [2025-02-07 21:17:11,819 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 21:17:11,820 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 21:17:11,821 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 21:17:11,821 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 21:17:11,822 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:17:08" (1/1) ... [2025-02-07 21:17:11,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:17:11,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:17:11,854 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 21:17:11,861 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 21:17:11,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 21:17:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2025-02-07 21:17:11,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2025-02-07 21:17:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:17:11,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:17:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 21:17:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2025-02-07 21:17:11,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2025-02-07 21:17:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2025-02-07 21:17:11,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2025-02-07 21:17:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2025-02-07 21:17:11,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2025-02-07 21:17:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-07 21:17:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-07 21:17:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-07 21:17:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-07 21:17:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-07 21:17:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-07 21:17:11,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2025-02-07 21:17:11,989 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2025-02-07 21:17:11,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:17:11,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:17:11,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2025-02-07 21:17:11,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-07 21:17:11,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-07 21:17:11,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2025-02-07 21:17:11,995 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-07 21:17:11,995 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 21:17:11,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2025-02-07 21:17:11,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2025-02-07 21:17:11,995 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2025-02-07 21:17:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:17:11,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:17:13,423 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 21:17:13,424 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 21:17:13,766 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L258-1: 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 21:17:13,767 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L250: 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#13(~#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#13(~#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_obstacle_flag } true;havoc __startrek_read_obstacle_flag_#res#1;havoc __startrek_read_obstacle_flag_#t~switch13494#1, __startrek_read_obstacle_flag_#t~ret13495#1, __startrek_read_obstacle_flag_#t~ret13496#1, __startrek_read_obstacle_flag_#t~ret13497#1, __startrek_read_obstacle_flag_#t~mem13498#1, __startrek_read_obstacle_flag_~r1~1#1, __startrek_read_obstacle_flag_~c2~1#1, __startrek_read_obstacle_flag_~or3~1#1;havoc __startrek_read_obstacle_flag_~r1~1#1;havoc __startrek_read_obstacle_flag_~c2~1#1;havoc __startrek_read_obstacle_flag_~or3~1#1;__startrek_read_obstacle_flag_#t~switch13494#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 21:17:13,767 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L246: SUMMARY for call __startrek_write_nxtway_gs_mode(2); srcloc: null [2025-02-07 21:17:13,767 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L209: 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 21:17:13,767 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L13422-1: SUMMARY for call __startrek_read_obstacle_flag_#t~ret13496#1 := __startrek_cs_t1(); srcloc: null [2025-02-07 21:17:13,767 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L13422: __startrek_read_obstacle_flag_~c2~1#1 := (if 0 == __startrek_read_obstacle_flag_#t~ret13496#1 % 256 then 0 else 1);havoc __startrek_read_obstacle_flag_#t~ret13496#1; [2025-02-07 21:17:13,767 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L267: 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 21:17:13,767 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L234: ~cal_start_time~0 := OSEK_Task_ts1_#t~ret36#1; [2025-02-07 21:17:13,767 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L234-1: SUMMARY for call OSEK_Task_ts1_#t~ret36#1 := ecrobot_get_systick_ms(); srcloc: null [2025-02-07 21:17:13,768 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L259: assume -128 <= OSEK_Task_ts1_#t~ret44#1 && OSEK_Task_ts1_#t~ret44#1 <= 127;OSEK_Task_ts1_~tmp___4~0#1 := OSEK_Task_ts1_#t~ret44#1; [2025-02-07 21:17:13,768 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L259-1: SUMMARY for call OSEK_Task_ts1_#t~ret44#1 := nxt_motor_get_count(1); srcloc: null [2025-02-07 21:17:13,768 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L13410-1: assume __startrek_read_obstacle_flag_#t~switch13494#1;__startrek_read_obstacle_flag_~or3~1#1 := ~__startrek_round~0; [2025-02-07 21:17:13,768 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L13410-1: assume !__startrek_read_obstacle_flag_#t~switch13494#1;__startrek_read_obstacle_flag_#t~switch13494#1 := __startrek_read_obstacle_flag_#t~switch13494#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 21:17:13,768 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L13431: __startrek_read_obstacle_flag_~c2~1#1 := (if 0 == __startrek_read_obstacle_flag_#t~ret13497#1 % 256 then 0 else 1);havoc __startrek_read_obstacle_flag_#t~ret13497#1; [2025-02-07 21:17:13,768 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L13431-1: SUMMARY for call __startrek_read_obstacle_flag_#t~ret13497#1 := __startrek_cs_t2(); srcloc: null [2025-02-07 21:17:13,768 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L82: call ULTIMATE.dealloc(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset);havoc balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset;call ULTIMATE.dealloc(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset);havoc balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset;havoc balance_control_#t~mem4#1, balance_control_#t~mem5#1, balance_control_#t~mem6#1, balance_control_#t~post7#1, balance_control_#t~mem8#1, balance_control_#t~mem9#1, balance_control_#t~mem10#1, balance_control_#t~post11#1, balance_control_#t~mem12#1, balance_control_#t~mem13#1, balance_control_#t~mem14#1, balance_control_#t~post15#1, balance_control_#t~mem16#1, balance_control_#t~mem17#1, balance_control_#t~mem18#1, balance_control_#t~post19#1, balance_control_#t~nondet20#1, balance_control_#t~nondet21#1, balance_control_~args_cmd_forward#1, balance_control_~args_cmd_turn#1, balance_control_~args_gyro#1, balance_control_~args_gyro_offset#1, balance_control_~args_theta_m_l#1, balance_control_~args_theta_m_r#1, balance_control_~args_battery#1, balance_control_~ret_pwm_l#1.base, balance_control_~ret_pwm_l#1.offset, balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset, balance_control_~tmp_theta~0#1, balance_control_~tmp_theta_lpf~0#1, balance_control_~tmp_pwm_r_limiter~0#1, balance_control_~tmp_psidot~0#1, balance_control_~tmp_pwm_turn~0#1, balance_control_~tmp_pwm_l_limiter~0#1, balance_control_~tmp_thetadot_cmd_lpf~0#1, balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset, balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset, balance_control_~tmp_0~0#1, balance_control_~tmp___0~0#1, balance_control_~tmp___1~0#1;havoc balance_control_#in~args_cmd_forward#1, balance_control_#in~args_cmd_turn#1, balance_control_#in~args_gyro#1, balance_control_#in~args_gyro_offset#1, balance_control_#in~args_theta_m_l#1, balance_control_#in~args_theta_m_r#1, balance_control_#in~args_battery#1, balance_control_#in~ret_pwm_l#1.base, balance_control_#in~ret_pwm_l#1.offset, balance_control_#in~ret_pwm_r#1.base, balance_control_#in~ret_pwm_r#1.offset;assume { :end_inline_balance_control } true;call OSEK_Task_ts1_#t~mem47#1 := read~int#15(OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset, 1); [2025-02-07 21:17:13,768 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L13419-1: assume __startrek_read_obstacle_flag_#t~switch13494#1;__startrek_read_obstacle_flag_~or3~1#1 := ~__startrek_round~0; [2025-02-07 21:17:13,768 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L13419-1: assume !__startrek_read_obstacle_flag_#t~switch13494#1;__startrek_read_obstacle_flag_#t~switch13494#1 := __startrek_read_obstacle_flag_#t~switch13494#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 21:17:13,768 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L111: 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#15((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#14((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 21:17:13,769 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L111-1: SUMMARY for call assume_abort_if_not((if 0 != (~BATTERY_GAIN~0 * balance_control_~args_battery#1 - ~BATTERY_OFFSET~0) % 4294967296 then 1 else 0)); srcloc: null [2025-02-07 21:17:13,769 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L235: SUMMARY for call __startrek_write_nxtway_gs_mode(1); srcloc: null [2025-02-07 21:17:13,769 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L231: assume { :end_inline_balance_init } true; [2025-02-07 21:17:13,769 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L260: assume -128 <= OSEK_Task_ts1_#t~ret45#1 && OSEK_Task_ts1_#t~ret45#1 <= 127;OSEK_Task_ts1_~tmp___5~0#1 := OSEK_Task_ts1_#t~ret45#1; [2025-02-07 21:17:13,769 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L260-1: SUMMARY for call OSEK_Task_ts1_#t~ret45#1 := nxt_motor_get_count(0); srcloc: null [2025-02-07 21:17:13,769 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L13428-1: assume __startrek_read_obstacle_flag_#t~switch13494#1;__startrek_read_obstacle_flag_~or3~1#1 := ~__startrek_round~0; [2025-02-07 21:17:13,769 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L13428-1: assume !__startrek_read_obstacle_flag_#t~switch13494#1;havoc __startrek_read_obstacle_flag_#t~switch13494#1;havoc __startrek_read_obstacle_flag_#t~switch13494#1;call __startrek_read_obstacle_flag_#t~mem13498#1 := read~int#9(~#_obstacle_flag_~0.base, ~#_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_obstacle_flag_~r1~1#1 := (if 0 == __startrek_read_obstacle_flag_#t~mem13498#1 % 256 then 0 else 1);havoc __startrek_read_obstacle_flag_#t~mem13498#1;__startrek_read_obstacle_flag_#res#1 := (if 0 == __startrek_read_obstacle_flag_~r1~1#1 % 256 then 0 else 1); [2025-02-07 21:17:13,769 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L265: call OSEK_Task_ts1_#t~mem48#1 := read~int#14(OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset, 1); [2025-02-07 21:17:13,769 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L265-1: SUMMARY for call nxt_motor_set_speed(0, OSEK_Task_ts1_#t~mem47#1, 1); srcloc: null [2025-02-07 21:17:13,769 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L232: SUMMARY for call nxt_motor_set_count(0, 0); srcloc: null [2025-02-07 21:17:13,770 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: OSEK_Task_ts1_~tmp___6~0#1 := OSEK_Task_ts1_#t~ret46#1;assume { :begin_inline_balance_control } true;balance_control_#in~args_cmd_forward#1, balance_control_#in~args_cmd_turn#1, balance_control_#in~args_gyro#1, balance_control_#in~args_gyro_offset#1, balance_control_#in~args_theta_m_l#1, balance_control_#in~args_theta_m_r#1, balance_control_#in~args_battery#1, balance_control_#in~ret_pwm_l#1.base, balance_control_#in~ret_pwm_l#1.offset, balance_control_#in~ret_pwm_r#1.base, balance_control_#in~ret_pwm_r#1.offset := OSEK_Task_ts1_~cmd_forward~0#1, OSEK_Task_ts1_~cmd_turn~0#1, OSEK_Task_ts1_~tmp___6~0#1, ~gyro_offset~0, OSEK_Task_ts1_~tmp___5~0#1, OSEK_Task_ts1_~tmp___4~0#1, OSEK_Task_ts1_~tmp___3~0#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#11(~ud_theta_ref~0, balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset, 4);call write~int#11(~convertFLOATToUINT(0.0), balance_control_~#tmp~0#1.base, 4 + balance_control_~#tmp~0#1.offset, 4);call write~int#11(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#11(~convertFLOATToUINT(0.0), balance_control_~#tmp~0#1.base, 12 + balance_control_~#tmp~0#1.offset, 4);call write~int#16(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#16(~ud_psi~0, balance_control_~#tmp_theta_0~0#1.base, 4 + balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#16(~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#16(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#11(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#16(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#12(~#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#11(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#16(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#12(~#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#11(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#16(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#12(~#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#11(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#16(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#12(~#K_F~0.base, ~#K_F~0.offset + 4 * balance_control_~tmp_0~0#1, 4);balance_control_~tmp_pwm_r_limiter~0#1 := balance_control_~tmp_pwm_r_limiter~0#1 + (balance_control_#t~mem16#1 - balance_control_#t~mem17#1) * balance_control_#t~mem18#1;havoc balance_control_#t~mem16#1;havoc balance_control_#t~mem17#1;havoc balance_control_#t~mem18#1;balance_control_#t~post19#1 := balance_control_~tmp_0~0#1;balance_control_~tmp_0~0#1 := 1 + balance_control_#t~post19#1;havoc balance_control_#t~post19#1; [2025-02-07 21:17:13,770 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L261-1: SUMMARY for call OSEK_Task_ts1_#t~ret46#1 := ecrobot_get_gyro_sensor(3); srcloc: null [2025-02-07 21:17:13,770 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L253: OSEK_Task_ts1_#t~ret42#1 := __startrek_read_obstacle_flag_#res#1;havoc __startrek_read_obstacle_flag_#t~switch13494#1, __startrek_read_obstacle_flag_#t~ret13495#1, __startrek_read_obstacle_flag_#t~ret13496#1, __startrek_read_obstacle_flag_#t~ret13497#1, __startrek_read_obstacle_flag_#t~mem13498#1, __startrek_read_obstacle_flag_~r1~1#1, __startrek_read_obstacle_flag_~c2~1#1, __startrek_read_obstacle_flag_~or3~1#1;assume { :end_inline___startrek_read_obstacle_flag } true;OSEK_Task_ts1_~tmp___2~0#1 := (if 0 == OSEK_Task_ts1_#t~ret42#1 % 256 then 0 else 1); [2025-02-07 21:17:13,770 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L249-1: assume 0 != OSEK_Task_ts1_~tmp___2~0#1 % 256;OSEK_Task_ts1_~cmd_forward~0#1 := -100;OSEK_Task_ts1_~cmd_turn~0#1 := 0; [2025-02-07 21:17:13,770 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L249-1: assume !(0 != OSEK_Task_ts1_~tmp___2~0#1 % 256); [2025-02-07 21:17:13,770 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L245: 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 21:17:13,770 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: 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 21:17:13,771 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L266-1: SUMMARY for call nxt_motor_set_speed(1, OSEK_Task_ts1_#t~mem48#1, 1); srcloc: null [2025-02-07 21:17:13,771 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L233: SUMMARY for call nxt_motor_set_count(1, 0); srcloc: null [2025-02-07 21:17:13,771 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L13413: __startrek_read_obstacle_flag_~c2~1#1 := (if 0 == __startrek_read_obstacle_flag_#t~ret13495#1 % 256 then 0 else 1);havoc __startrek_read_obstacle_flag_#t~ret13495#1; [2025-02-07 21:17:13,771 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L13413-1: SUMMARY for call __startrek_read_obstacle_flag_#t~ret13495#1 := __startrek_cs_t0(); srcloc: null [2025-02-07 21:17:13,771 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L258: OSEK_Task_ts1_#t~ret43#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___3~0#1 := OSEK_Task_ts1_#t~ret43#1; [2025-02-07 21:17:13,784 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L297: SUMMARY for call __startrek_write_obstacle_flag(1); srcloc: null [2025-02-07 21:17:13,784 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L296: 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 21:17:13,784 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L296: 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 21:17:13,784 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L295: OSEK_Task_ts2_#t~ret51#1 := ecrobot_get_sonar_sensor_#res#1;havoc ecrobot_get_sonar_sensor_#t~nondet49#1, ecrobot_get_sonar_sensor_~port#1, ecrobot_get_sonar_sensor_~tmp~5#1;havoc ecrobot_get_sonar_sensor_#in~port#1;assume { :end_inline_ecrobot_get_sonar_sensor } true;OSEK_Task_ts2_~tmp___0~2#1 := OSEK_Task_ts2_#t~ret51#1;havoc OSEK_Task_ts2_#t~ret51#1; [2025-02-07 21:17:34,112 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L13345: havoc __startrek_user_final_#t~mem52#1, __startrek_user_final_~tmp~7#1;assume { :end_inline___startrek_user_final } true; [2025-02-07 21:17:35,592 INFO L? ?]: Removed 193 outVars from TransFormulas that were not future-live. [2025-02-07 21:17:35,592 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 21:17:35,721 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 21:17:35,722 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 21:17:35,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:17:35 BoogieIcfgContainer [2025-02-07 21:17:35,722 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 21:17:35,724 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 21:17:35,724 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 21:17:35,727 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 21:17:35,728 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 09:17:06" (1/3) ... [2025-02-07 21:17:35,729 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b5e7a7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:17:35, skipping insertion in model container [2025-02-07 21:17:35,730 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:17:08" (2/3) ... [2025-02-07 21:17:35,730 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b5e7a7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:17:35, skipping insertion in model container [2025-02-07 21:17:35,731 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:17:35" (3/3) ... [2025-02-07 21:17:35,732 INFO L128 eAbstractionObserver]: Analyzing ICFG rekcba_nxt.1.M4-1.c [2025-02-07 21:17:35,742 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 21:17:35,744 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rekcba_nxt.1.M4-1.c that has 16 procedures, 11966 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-07 21:17:35,969 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 21:17:35,979 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;@cc9fa96, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 21:17:35,980 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 21:17:36,013 INFO L276 IsEmpty]: Start isEmpty. Operand has 11951 states, 7828 states have (on average 1.3205160960654063) internal successors, (10337), 7944 states have internal predecessors, (10337), 4100 states have call successors, (4100), 12 states have call predecessors, (4100), 12 states have return successors, (4100), 4100 states have call predecessors, (4100), 4100 states have call successors, (4100) [2025-02-07 21:17:36,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4611 [2025-02-07 21:17:36,403 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:17:36,405 INFO L218 NwaCegarLoop]: trace histogram [337, 337, 337, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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[2025-02-07 21:17:36,406 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:17:36,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:17:36,414 INFO L85 PathProgramCache]: Analyzing trace with hash 1328281157, now seen corresponding path program 1 times [2025-02-07 21:17:36,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:17:36,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548784593] [2025-02-07 21:17:36,420 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:17:36,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:17:46,516 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4610 statements into 1 equivalence classes.