./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_aso.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_aso.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 20976b2d8a648a632a55cb7b6a072d8c835d658a3592a366af91723667ead694 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 21:18:40,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 21:18:40,854 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 21:18:40,860 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 21:18:40,860 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 21:18:40,886 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 21:18:40,887 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 21:18:40,887 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 21:18:40,888 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 21:18:40,888 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 21:18:40,888 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 21:18:40,889 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 21:18:40,889 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 21:18:40,889 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 21:18:40,889 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 21:18:40,889 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 21:18:40,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 21:18:40,890 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 21:18:40,890 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 21:18:40,890 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 21:18:40,890 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 21:18:40,890 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 21:18:40,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 21:18:40,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 21:18:40,890 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 21:18:40,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 21:18:40,890 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 21:18:40,891 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 21:18:40,891 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 21:18:40,891 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 21:18:40,891 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 21:18:40,891 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 21:18:40,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:18:40,892 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 21:18:40,892 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 21:18:40,892 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 21:18:40,892 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 21:18:40,892 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 21:18:40,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 21:18:40,892 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 21:18:40,892 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 21:18:40,892 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 21:18:40,892 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 21:18:40,892 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 -> 20976b2d8a648a632a55cb7b6a072d8c835d658a3592a366af91723667ead694 [2025-02-07 21:18:41,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 21:18:41,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 21:18:41,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 21:18:41,127 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 21:18:41,127 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 21:18:41,128 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M4-2.c [2025-02-07 21:18:42,282 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/38a4d0cb1/ac0834dba4ba4d8da79b18fadf0d38dc/FLAGe68edcb70 [2025-02-07 21:18:42,620 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 21:18:42,622 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M4-2.c [2025-02-07 21:18:42,645 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/38a4d0cb1/ac0834dba4ba4d8da79b18fadf0d38dc/FLAGe68edcb70 [2025-02-07 21:18:42,846 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/38a4d0cb1/ac0834dba4ba4d8da79b18fadf0d38dc [2025-02-07 21:18:42,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 21:18:42,849 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 21:18:42,850 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 21:18:42,850 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 21:18:42,855 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 21:18:42,855 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:18:42" (1/1) ... [2025-02-07 21:18:42,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@758d9311 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:42, skipping insertion in model container [2025-02-07 21:18:42,856 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:18:42" (1/1) ... [2025-02-07 21:18:42,909 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 21:18:43,041 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M4-2.c[1807,1820] [2025-02-07 21:18:43,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:18:43,413 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 21:18:43,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.ok2.i","-S") [39] [2025-02-07 21:18:43,425 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_aso.2.M4-2.c[1807,1820] [2025-02-07 21:18:43,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:18:43,669 INFO L204 MainTranslator]: Completed translation [2025-02-07 21:18:43,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:43 WrapperNode [2025-02-07 21:18:43,671 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 21:18:43,672 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 21:18:43,672 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 21:18:43,673 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 21:18:43,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:43" (1/1) ... [2025-02-07 21:18:43,742 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:43" (1/1) ... [2025-02-07 21:18:44,060 INFO L138 Inliner]: procedures = 70, calls = 5777, calls flagged for inlining = 25, calls inlined = 25, statements flattened = 12724 [2025-02-07 21:18:44,066 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 21:18:44,067 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 21:18:44,067 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 21:18:44,067 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 21:18:44,081 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:43" (1/1) ... [2025-02-07 21:18:44,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:43" (1/1) ... [2025-02-07 21:18:44,203 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:43" (1/1) ... [2025-02-07 21:18:44,306 INFO L175 MemorySlicer]: Split 4205 memory accesses to 27 slices as follows [2, 2, 8, 2, 8, 379, 455, 113, 113, 186, 203, 186, 203, 186, 203, 186, 203, 186, 203, 186, 203, 186, 203, 186, 203, 4, 7]. 11 percent of accesses are in the largest equivalence class. The 544 initializations are split as follows [0, 0, 0, 2, 0, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 0, 2]. The 577 writes are split as follows [1, 1, 4, 0, 4, 27, 27, 27, 27, 31, 26, 31, 26, 31, 26, 31, 26, 31, 26, 31, 26, 31, 26, 31, 26, 0, 3]. [2025-02-07 21:18:44,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:43" (1/1) ... [2025-02-07 21:18:44,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:43" (1/1) ... [2025-02-07 21:18:44,485 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:43" (1/1) ... [2025-02-07 21:18:44,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:43" (1/1) ... [2025-02-07 21:18:44,520 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:43" (1/1) ... [2025-02-07 21:18:44,545 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:43" (1/1) ... [2025-02-07 21:18:44,583 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 21:18:44,584 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 21:18:44,585 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 21:18:44,585 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 21:18:44,586 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:43" (1/1) ... [2025-02-07 21:18:44,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:18:44,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:18:44,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-07 21:18:44,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-07 21:18:44,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 21:18:44,632 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_trans [2025-02-07 21:18:44,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_trans [2025-02-07 21:18:44,632 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_forward [2025-02-07 21:18:44,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_forward [2025-02-07 21:18:44,632 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2025-02-07 21:18:44,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2025-02-07 21:18:44,632 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:18:44,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:18:44,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-07 21:18:44,633 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2025-02-07 21:18:44,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2025-02-07 21:18:44,633 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2025-02-07 21:18:44,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2025-02-07 21:18:44,633 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2025-02-07 21:18:44,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2025-02-07 21:18:44,633 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2025-02-07 21:18:44,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2025-02-07 21:18:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-07 21:18:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-07 21:18:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-07 21:18:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-07 21:18:44,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-07 21:18:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-07 21:18:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-07 21:18:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-02-07 21:18:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-02-07 21:18:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-02-07 21:18:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-02-07 21:18:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-02-07 21:18:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-02-07 21:18:44,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2025-02-07 21:18:44,637 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2025-02-07 21:18:44,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_turn [2025-02-07 21:18:44,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_turn [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2025-02-07 21:18:44,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:18:44,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:18:44,637 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:18:44,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-02-07 21:18:44,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2025-02-07 21:18:44,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2025-02-07 21:18:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2025-02-07 21:18:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2025-02-07 21:18:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2025-02-07 21:18:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2025-02-07 21:18:44,640 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2025-02-07 21:18:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2025-02-07 21:18:44,640 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_cmd_forward [2025-02-07 21:18:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_cmd_forward [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_obstacle_flag [2025-02-07 21:18:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_obstacle_flag [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-07 21:18:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 21:18:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2025-02-07 21:18:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2025-02-07 21:18:44,641 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2025-02-07 21:18:44,641 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2025-02-07 21:18:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:18:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:18:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_cmd_turn [2025-02-07 21:18:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_cmd_turn [2025-02-07 21:18:45,240 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 21:18:45,242 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 21:18:45,702 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L234: call ULTIMATE.dealloc(OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset);havoc OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset;call ULTIMATE.dealloc(OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset);havoc OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset; [2025-02-07 21:18:45,702 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1803-1: assume __startrek_assert_i0_#t~switch1386#1;~__startrek_Assert_t1_i0~0 := 0; [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1803-1: assume !__startrek_assert_i0_#t~switch1386#1;__startrek_assert_i0_#t~switch1386#1 := __startrek_assert_i0_#t~switch1386#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 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L259: ~cal_start_time~0 := OSEK_Task_ts1_#t~ret34#1; [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L259-1: SUMMARY for call OSEK_Task_ts1_#t~ret34#1 := ecrobot_get_systick_ms(); srcloc: null [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L276: OSEK_Task_ts1_~tmp___2~0#1 := (if 0 == OSEK_Task_ts1_#t~ret39#1 % 256 then 0 else 1);havoc OSEK_Task_ts1_#t~ret39#1;OSEK_Task_ts1_~lobstacle~0#1 := (if 0 == OSEK_Task_ts1_~tmp___2~0#1 % 256 then 0 else 1); [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L276-1: SUMMARY for call OSEK_Task_ts1_#t~ret39#1 := __startrek_read_obstacle_flag(); srcloc: null [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L293: call OSEK_Task_ts1_#t~mem47#1 := read~int#1(OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset, 1); [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L293-1: SUMMARY for call nxt_motor_set_speed(0, OSEK_Task_ts1_#t~mem46#1, 1); srcloc: null [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1796: assume 0 != __startrek_assert_i0_~arg#1 % 256; [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1796: assume !(0 != __startrek_assert_i0_~arg#1 % 256);__startrek_assert_i0_#t~switch1386#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 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L260: SUMMARY for call __startrek_write_nxtway_gs_mode(1); srcloc: null [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L269: havoc ecrobot_sound_tone_~arg0#1, ecrobot_sound_tone_~arg1#1, ecrobot_sound_tone_~arg2#1;havoc ecrobot_sound_tone_#in~arg0#1, ecrobot_sound_tone_#in~arg1#1, ecrobot_sound_tone_#in~arg2#1;assume { :end_inline_ecrobot_sound_tone } true; [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L294: SUMMARY for call nxt_motor_set_speed(1, OSEK_Task_ts1_#t~mem47#1, 1); srcloc: null [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L96: 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~mem46#1 := read~int#0(OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset, 1); [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L286: OSEK_Task_ts1_#t~ret42#1 := ecrobot_get_battery_voltage_#res#1;havoc ecrobot_get_battery_voltage_#t~nondet29#1, ecrobot_get_battery_voltage_~tmp~3#1;assume { :end_inline_ecrobot_get_battery_voltage } true;OSEK_Task_ts1_~tmp___6~0#1 := OSEK_Task_ts1_#t~ret42#1; [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L286-1: assume { :begin_inline_ecrobot_get_battery_voltage } true;havoc ecrobot_get_battery_voltage_#res#1;havoc ecrobot_get_battery_voltage_#t~nondet29#1, ecrobot_get_battery_voltage_~tmp~3#1;havoc ecrobot_get_battery_voltage_~tmp~3#1;havoc ecrobot_get_battery_voltage_#t~nondet29#1;ecrobot_get_battery_voltage_~tmp~3#1 := ecrobot_get_battery_voltage_#t~nondet29#1;havoc ecrobot_get_battery_voltage_#t~nondet29#1;ecrobot_get_battery_voltage_#res#1 := ecrobot_get_battery_voltage_~tmp~3#1; [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L278: assume -128 <= OSEK_Task_ts1_#t~ret40#1 && OSEK_Task_ts1_#t~ret40#1 <= 127;OSEK_Task_ts1_~tmp___3~0#1 := OSEK_Task_ts1_#t~ret40#1;havoc OSEK_Task_ts1_#t~ret40#1;~task_cmd_turn~0 := OSEK_Task_ts1_~tmp___3~0#1; [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L278-1: SUMMARY for call OSEK_Task_ts1_#t~ret40#1 := __startrek_read_cmd_turn(); srcloc: null [2025-02-07 21:18:45,703 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L270: SUMMARY for call __startrek_write_nxtway_gs_mode(2); srcloc: null [2025-02-07 21:18:45,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1806-1: assume __startrek_assert_i0_#t~switch1386#1;~__startrek_Assert_t2_i0~0 := 0; [2025-02-07 21:18:45,705 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1806-1: assume !__startrek_assert_i0_#t~switch1386#1;havoc __startrek_assert_i0_#t~switch1386#1;havoc __startrek_assert_i0_#t~switch1386#1;havoc __startrek_assert_i0_#t~switch1386#1, __startrek_assert_i0_~arg#1;havoc __startrek_assert_i0_#in~arg#1;assume { :end_inline___startrek_assert_i0 } true; [2025-02-07 21:18:45,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L287: assume -128 <= OSEK_Task_ts1_#t~ret43#1 && OSEK_Task_ts1_#t~ret43#1 <= 127;OSEK_Task_ts1_~tmp___7~0#1 := OSEK_Task_ts1_#t~ret43#1; [2025-02-07 21:18:45,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L287-1: SUMMARY for call OSEK_Task_ts1_#t~ret43#1 := nxt_motor_get_count(1); srcloc: null [2025-02-07 21:18:45,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L288: assume -128 <= OSEK_Task_ts1_#t~ret44#1 && OSEK_Task_ts1_#t~ret44#1 <= 127;OSEK_Task_ts1_~tmp___8~0#1 := OSEK_Task_ts1_#t~ret44#1; [2025-02-07 21:18:45,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L288-1: SUMMARY for call OSEK_Task_ts1_#t~ret44#1 := nxt_motor_get_count(0); srcloc: null [2025-02-07 21:18:45,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L280: assume -128 <= OSEK_Task_ts1_#t~ret41#1 && OSEK_Task_ts1_#t~ret41#1 <= 127;OSEK_Task_ts1_~tmp___4~0#1 := OSEK_Task_ts1_#t~ret41#1;havoc OSEK_Task_ts1_#t~ret41#1;~task_cmd_forward~0 := OSEK_Task_ts1_~tmp___4~0#1; [2025-02-07 21:18:45,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L280-1: SUMMARY for call OSEK_Task_ts1_#t~ret41#1 := __startrek_read_cmd_forward(); srcloc: null [2025-02-07 21:18:45,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1800-1: assume __startrek_assert_i0_#t~switch1386#1;~__startrek_Assert_t0_i0~0 := 0; [2025-02-07 21:18:45,706 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1800-1: assume !__startrek_assert_i0_#t~switch1386#1;__startrek_assert_i0_#t~switch1386#1 := __startrek_assert_i0_#t~switch1386#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 21:18:45,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L289: OSEK_Task_ts1_~tmp___9~0#1 := OSEK_Task_ts1_#t~ret45#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 := ~task_cmd_forward~0, ~task_cmd_turn~0, OSEK_Task_ts1_~tmp___9~0#1, ~gyro_offset~0, OSEK_Task_ts1_~tmp___8~0#1, OSEK_Task_ts1_~tmp___7~0#1, OSEK_Task_ts1_~tmp___6~0#1, OSEK_Task_ts1_~#pwm_l~0#1.base, OSEK_Task_ts1_~#pwm_l~0#1.offset, OSEK_Task_ts1_~#pwm_r~0#1.base, OSEK_Task_ts1_~#pwm_r~0#1.offset;havoc balance_control_#t~mem4#1, balance_control_#t~mem5#1, balance_control_#t~mem6#1, balance_control_#t~post7#1, balance_control_#t~mem8#1, balance_control_#t~mem9#1, balance_control_#t~mem10#1, balance_control_#t~post11#1, balance_control_#t~mem12#1, balance_control_#t~mem13#1, balance_control_#t~mem14#1, balance_control_#t~post15#1, balance_control_#t~mem16#1, balance_control_#t~mem17#1, balance_control_#t~mem18#1, balance_control_#t~post19#1, balance_control_#t~nondet20#1, balance_control_#t~nondet21#1, balance_control_~args_cmd_forward#1, balance_control_~args_cmd_turn#1, balance_control_~args_gyro#1, balance_control_~args_gyro_offset#1, balance_control_~args_theta_m_l#1, balance_control_~args_theta_m_r#1, balance_control_~args_battery#1, balance_control_~ret_pwm_l#1.base, balance_control_~ret_pwm_l#1.offset, balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset, balance_control_~tmp_theta~0#1, balance_control_~tmp_theta_lpf~0#1, balance_control_~tmp_pwm_r_limiter~0#1, balance_control_~tmp_psidot~0#1, balance_control_~tmp_pwm_turn~0#1, balance_control_~tmp_pwm_l_limiter~0#1, balance_control_~tmp_thetadot_cmd_lpf~0#1, balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset, balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset, balance_control_~tmp_0~0#1, balance_control_~tmp___0~0#1, balance_control_~tmp___1~0#1;balance_control_~args_cmd_forward#1 := balance_control_#in~args_cmd_forward#1;balance_control_~args_cmd_turn#1 := balance_control_#in~args_cmd_turn#1;balance_control_~args_gyro#1 := balance_control_#in~args_gyro#1;balance_control_~args_gyro_offset#1 := balance_control_#in~args_gyro_offset#1;balance_control_~args_theta_m_l#1 := balance_control_#in~args_theta_m_l#1;balance_control_~args_theta_m_r#1 := balance_control_#in~args_theta_m_r#1;balance_control_~args_battery#1 := balance_control_#in~args_battery#1;balance_control_~ret_pwm_l#1.base, balance_control_~ret_pwm_l#1.offset := balance_control_#in~ret_pwm_l#1.base, balance_control_#in~ret_pwm_l#1.offset;balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset := balance_control_#in~ret_pwm_r#1.base, balance_control_#in~ret_pwm_r#1.offset;havoc balance_control_~tmp_theta~0#1;havoc balance_control_~tmp_theta_lpf~0#1;havoc balance_control_~tmp_pwm_r_limiter~0#1;havoc balance_control_~tmp_psidot~0#1;havoc balance_control_~tmp_pwm_turn~0#1;havoc balance_control_~tmp_pwm_l_limiter~0#1;havoc balance_control_~tmp_thetadot_cmd_lpf~0#1;call balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset := #Ultimate.allocOnStack(16);call balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset := #Ultimate.allocOnStack(16);havoc balance_control_~tmp_0~0#1;havoc balance_control_~tmp___0~0#1;havoc balance_control_~tmp___1~0#1;balance_control_~tmp_thetadot_cmd_lpf~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(balance_control_~args_cmd_forward#1), 100.0), ~convertUINTToFLOAT(~K_THETADOT~0)), ~someBinaryArithmeticFLOAToperation(1.0, ~convertUINTToFLOAT(~A_R~0))), ~convertUINTToFLOAT(~A_R~0 * ~ud_thetadot_cmd_lpf~0)));balance_control_~tmp_theta~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.01745329238, ~convertUINTToFLOAT(balance_control_~args_theta_m_l#1)), ~convertUINTToFLOAT(~ud_psi~0)), ~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.01745329238, ~convertUINTToFLOAT(balance_control_~args_theta_m_r#1)), ~convertUINTToFLOAT(~ud_psi~0))), 0.5));balance_control_~tmp_theta_lpf~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(1.0, ~convertUINTToFLOAT(~A_D~0)), ~convertUINTToFLOAT(balance_control_~tmp_theta~0#1)), ~convertUINTToFLOAT(~A_D~0 * ~ud_theta_lpf~0)));balance_control_~tmp_psidot~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(balance_control_~args_gyro#1 - balance_control_~args_gyro_offset#1), 0.01745329238));call write~int#4(~ud_theta_ref~0, balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset, 4);call write~int#4(~convertFLOATToUINT(0.0), balance_control_~#tmp~0#1.base, 4 + balance_control_~#tmp~0#1.offset, 4);call write~int#4(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#4(~convertFLOATToUINT(0.0), balance_control_~#tmp~0#1.base, 12 + balance_control_~#tmp~0#1.offset, 4);call write~int#2(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#2(~ud_psi~0, balance_control_~#tmp_theta_0~0#1.base, 4 + balance_control_~#tmp_theta_0~0#1.offset, 4);call write~int#2(~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#2(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#4(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#2(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#25(~#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#4(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#2(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#25(~#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#4(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#2(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#25(~#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#4(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#2(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#25(~#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#0((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#1((if balance_control_~tmp_pwm_r_limiter~0#1 % 4294967296 % 256 <= 127 then balance_control_~tmp_pwm_r_limiter~0#1 % 4294967296 % 256 else balance_control_~tmp_pwm_r_limiter~0#1 % 4294967296 % 256 - 256), balance_control_~ret_pwm_r#1.base, balance_control_~ret_pwm_r#1.offset, 1);balance_control_~tmp_pwm_l_limiter~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.00400000019, ~convertUINTToFLOAT(balance_control_~tmp_thetadot_cmd_lpf~0#1)), ~convertUINTToFLOAT(~ud_theta_ref~0)));balance_control_~tmp_pwm_turn~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(0.00400000019, ~convertUINTToFLOAT(balance_control_~tmp_psidot~0#1)), ~convertUINTToFLOAT(~ud_psi~0)));balance_control_~tmp_pwm_r_limiter~0#1 := ~convertFLOATToUINT(~someBinaryArithmeticFLOAToperation(~someBinaryArithmeticFLOAToperation(~convertUINTToFLOAT(~ud_theta_ref~0 - balance_control_~tmp_theta~0#1), 0.00400000019), ~convertUINTToFLOAT(~ud_err_theta~0)));~ud_err_theta~0 := balance_control_~tmp_pwm_r_limiter~0#1;~ud_theta_ref~0 := balance_control_~tmp_pwm_l_limiter~0#1;~ud_thetadot_cmd_lpf~0 := balance_control_~tmp_thetadot_cmd_lpf~0#1;~ud_psi~0 := balance_control_~tmp_pwm_turn~0#1;~ud_theta_lpf~0 := balance_control_~tmp_theta_lpf~0#1;call ULTIMATE.dealloc(balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset);havoc balance_control_~#tmp~0#1.base, balance_control_~#tmp~0#1.offset;call ULTIMATE.dealloc(balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset);havoc balance_control_~#tmp_theta_0~0#1.base, balance_control_~#tmp_theta_0~0#1.offset; [2025-02-07 21:18:45,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L289-1: SUMMARY for call OSEK_Task_ts1_#t~ret45#1 := ecrobot_get_gyro_sensor(3); srcloc: null [2025-02-07 21:18:45,711 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L256: assume { :end_inline_balance_init } true; [2025-02-07 21:18:45,711 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L273-1: assume 0 != OSEK_Task_ts1_~lobstacle~0#1 % 256;assume { :begin_inline___startrek_assert_i0 } true;__startrek_assert_i0_#in~arg#1 := (if 0 == (if -100 == ~task_cmd_forward~0 && 0 == ~task_cmd_turn~0 then 1 else 0) then 0 else 1);havoc __startrek_assert_i0_#t~switch1386#1, __startrek_assert_i0_~arg#1;__startrek_assert_i0_~arg#1 := __startrek_assert_i0_#in~arg#1; [2025-02-07 21:18:45,711 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L273-1: assume !(0 != OSEK_Task_ts1_~lobstacle~0#1 % 256); [2025-02-07 21:18:45,711 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L273-2: assume 0 == OSEK_Task_ts1_~tmp___5~0#1 % 256; [2025-02-07 21:18:45,711 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L273-2: assume !(0 == OSEK_Task_ts1_~tmp___5~0#1 % 256); [2025-02-07 21:18:45,711 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L257: SUMMARY for call nxt_motor_set_count(0, 0); srcloc: null [2025-02-07 21:18:45,711 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L274: OSEK_Task_ts1_#t~ret38#1 := __startrek_read_trans_#res#1;havoc __startrek_read_trans_#t~switch3528#1, __startrek_read_trans_#t~ret3529#1, __startrek_read_trans_#t~ret3530#1, __startrek_read_trans_#t~ret3531#1, __startrek_read_trans_#t~mem3532#1, __startrek_read_trans_~r1~5#1, __startrek_read_trans_~c2~5#1, __startrek_read_trans_~or3~5#1;assume { :end_inline___startrek_read_trans } true;OSEK_Task_ts1_~tmp___5~0#1 := (if 0 == OSEK_Task_ts1_#t~ret38#1 % 256 then 0 else 1); [2025-02-07 21:18:45,711 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L258: SUMMARY for call nxt_motor_set_count(1, 0); srcloc: null [2025-02-07 21:18:45,761 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L325: SUMMARY for call __startrek_write_obstacle_flag(1); srcloc: null [2025-02-07 21:18:45,761 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L326: SUMMARY for call __startrek_write_cmd_forward(-100); srcloc: null [2025-02-07 21:18:45,761 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L322: OSEK_Task_ts2_#t~ret50#1 := ecrobot_get_sonar_sensor_#res#1;havoc ecrobot_get_sonar_sensor_#t~nondet48#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~ret50#1;havoc OSEK_Task_ts2_#t~ret50#1; [2025-02-07 21:18:45,761 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L327: SUMMARY for call __startrek_write_cmd_turn(0); srcloc: null [2025-02-07 21:18:45,761 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L323: assume (if OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 <= 2147483647 then OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 else OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 - 4294967296) <= 25; [2025-02-07 21:18:45,762 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L323: assume !((if OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 <= 2147483647 then OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 else OSEK_Task_ts2_~tmp___0~2#1 % 256 % 4294967296 - 4294967296) <= 25); [2025-02-07 21:18:45,762 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L328: SUMMARY for call __startrek_write_trans(0); srcloc: null [2025-02-07 21:18:45,762 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L324: SUMMARY for call __startrek_write_trans(1); srcloc: null [2025-02-07 21:18:45,802 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L355-2: assume 0 == OSEK_Task_ts3_~tmp___0~3#1 % 256;call OSEK_Task_ts3_#t~mem55#1 := read~int#26(~#bt_receive_buf~0.base, ~#bt_receive_buf~0.offset, 1); [2025-02-07 21:18:45,802 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L355-2: assume !(0 == OSEK_Task_ts3_~tmp___0~3#1 % 256); [2025-02-07 21:18:45,802 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L368: assume -128 <= OSEK_Task_ts3_#t~ret58#1 && OSEK_Task_ts3_#t~ret58#1 <= 127;OSEK_Task_ts3_~tmp___2~1#1 := OSEK_Task_ts3_#t~ret58#1;havoc OSEK_Task_ts3_#t~ret58#1;assume { :begin_inline_ecrobot_bt_data_logger } true;ecrobot_bt_data_logger_#in~arg0#1, ecrobot_bt_data_logger_#in~arg1#1 := OSEK_Task_ts3_~tmp___2~1#1, OSEK_Task_ts3_~tmp___1~2#1;havoc ecrobot_bt_data_logger_~arg0#1, ecrobot_bt_data_logger_~arg1#1;ecrobot_bt_data_logger_~arg0#1 := ecrobot_bt_data_logger_#in~arg0#1;ecrobot_bt_data_logger_~arg1#1 := ecrobot_bt_data_logger_#in~arg1#1; [2025-02-07 21:18:45,802 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L368-1: SUMMARY for call OSEK_Task_ts3_#t~ret58#1 := __startrek_read_cmd_forward(); srcloc: null [2025-02-07 21:18:45,802 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L362: havoc OSEK_Task_ts3_#t~mem56#1;OSEK_Task_ts3_~wrote~0#1 := 1; [2025-02-07 21:18:45,802 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L362-1: SUMMARY for call __startrek_write_cmd_turn((if OSEK_Task_ts3_#t~mem56#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem56#1 % 256 % 256 else OSEK_Task_ts3_#t~mem56#1 % 256 % 256 - 256)); srcloc: null [2025-02-07 21:18:45,802 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L358: havoc __startrek_get_pi_lock_~arg0#1;havoc __startrek_get_pi_lock_#in~arg0#1;assume { :end_inline___startrek_get_pi_lock } true; [2025-02-07 21:18:45,802 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L356: havoc ecrobot_read_bt_packet_#t~nondet27#1, ecrobot_read_bt_packet_#t~nondet28#1, ecrobot_read_bt_packet_~bt_receive_buf#1.base, ecrobot_read_bt_packet_~bt_receive_buf#1.offset, ecrobot_read_bt_packet_~sz#1;havoc ecrobot_read_bt_packet_#in~bt_receive_buf#1.base, ecrobot_read_bt_packet_#in~bt_receive_buf#1.offset, ecrobot_read_bt_packet_#in~sz#1;assume { :end_inline_ecrobot_read_bt_packet } true;OSEK_Task_ts3_~wrote~0#1 := 0;assume { :begin_inline___startrek_get_pi_lock } true;__startrek_get_pi_lock_#in~arg0#1 := 0;havoc __startrek_get_pi_lock_~arg0#1;__startrek_get_pi_lock_~arg0#1 := __startrek_get_pi_lock_#in~arg0#1; [2025-02-07 21:18:45,802 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L369: havoc ecrobot_bt_data_logger_~arg0#1, ecrobot_bt_data_logger_~arg1#1;havoc ecrobot_bt_data_logger_#in~arg0#1, ecrobot_bt_data_logger_#in~arg1#1;assume { :end_inline_ecrobot_bt_data_logger } true; [2025-02-07 21:18:45,802 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L367: assume -128 <= OSEK_Task_ts3_#t~ret57#1 && OSEK_Task_ts3_#t~ret57#1 <= 127;OSEK_Task_ts3_~tmp___1~2#1 := OSEK_Task_ts3_#t~ret57#1;havoc OSEK_Task_ts3_#t~ret57#1; [2025-02-07 21:18:45,803 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L367-1: SUMMARY for call OSEK_Task_ts3_#t~ret57#1 := __startrek_read_cmd_turn(); srcloc: null [2025-02-07 21:18:45,803 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L365: havoc __startrek_release_pi_lock_~arg0#1;havoc __startrek_release_pi_lock_#in~arg0#1;assume { :end_inline___startrek_release_pi_lock } true; [2025-02-07 21:18:45,803 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L365-1: assume { :begin_inline___startrek_release_pi_lock } true;__startrek_release_pi_lock_#in~arg0#1 := 0;havoc __startrek_release_pi_lock_~arg0#1;__startrek_release_pi_lock_~arg0#1 := __startrek_release_pi_lock_#in~arg0#1; [2025-02-07 21:18:45,803 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L361: havoc OSEK_Task_ts3_#t~mem55#1;call OSEK_Task_ts3_#t~mem56#1 := read~int#26(~#bt_receive_buf~0.base, 1 + ~#bt_receive_buf~0.offset, 1); [2025-02-07 21:18:45,803 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L361-1: SUMMARY for call __startrek_write_cmd_forward((if -(if OSEK_Task_ts3_#t~mem55#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem55#1 % 256 % 256 else OSEK_Task_ts3_#t~mem55#1 % 256 % 256 - 256) % 256 <= 127 then -(if OSEK_Task_ts3_#t~mem55#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem55#1 % 256 % 256 else OSEK_Task_ts3_#t~mem55#1 % 256 % 256 - 256) % 256 else -(if OSEK_Task_ts3_#t~mem55#1 % 256 % 256 <= 127 then OSEK_Task_ts3_#t~mem55#1 % 256 % 256 else OSEK_Task_ts3_#t~mem55#1 % 256 % 256 - 256) % 256 - 256)); srcloc: null [2025-02-07 21:18:45,803 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L359: OSEK_Task_ts3_~tmp___0~3#1 := (if 0 == OSEK_Task_ts3_#t~ret54#1 % 256 then 0 else 1); [2025-02-07 21:18:45,803 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L359-1: SUMMARY for call OSEK_Task_ts3_#t~ret54#1 := __startrek_read_obstacle_flag(); srcloc: null [2025-02-07 21:18:45,803 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L355-1: assume 0 != OSEK_Task_ts3_~wrote~0#1 % 256; [2025-02-07 21:18:45,803 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L355-1: assume !(0 != OSEK_Task_ts3_~wrote~0#1 % 256); [2025-02-07 21:18:55,360 INFO L? ?]: Removed 382 outVars from TransFormulas that were not future-live. [2025-02-07 21:18:55,360 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 21:18:55,423 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 21:18:55,424 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 21:18:55,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:18:55 BoogieIcfgContainer [2025-02-07 21:18:55,424 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 21:18:55,426 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 21:18:55,426 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 21:18:55,431 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 21:18:55,431 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 09:18:42" (1/3) ... [2025-02-07 21:18:55,431 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e4e0f21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:18:55, skipping insertion in model container [2025-02-07 21:18:55,432 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:18:43" (2/3) ... [2025-02-07 21:18:55,432 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e4e0f21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:18:55, skipping insertion in model container [2025-02-07 21:18:55,432 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:18:55" (3/3) ... [2025-02-07 21:18:55,433 INFO L128 eAbstractionObserver]: Analyzing ICFG rekh_aso.2.M4-2.c [2025-02-07 21:18:55,445 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 21:18:55,448 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rekh_aso.2.M4-2.c that has 26 procedures, 3389 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-07 21:18:55,566 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 21:18:55,575 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;@3dbdd6f7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 21:18:55,576 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 21:18:55,587 INFO L276 IsEmpty]: Start isEmpty. Operand has 3320 states, 1786 states have (on average 1.1718924972004479) internal successors, (2093), 1916 states have internal predecessors, (2093), 1464 states have call successors, (1464), 16 states have call predecessors, (1464), 16 states have return successors, (1464), 1367 states have call predecessors, (1464), 1464 states have call successors, (1464) [2025-02-07 21:18:55,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1373 [2025-02-07 21:18:55,655 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:18:55,657 INFO L218 NwaCegarLoop]: trace histogram [210, 210, 210, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:18:55,657 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:18:55,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:18:55,661 INFO L85 PathProgramCache]: Analyzing trace with hash -803170282, now seen corresponding path program 1 times [2025-02-07 21:18:55,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:18:55,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701774096] [2025-02-07 21:18:55,667 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:18:55,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:18:57,255 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1372 statements into 1 equivalence classes. [2025-02-07 21:18:57,427 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1372 of 1372 statements. [2025-02-07 21:18:57,427 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:18:57,427 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:18:58,589 INFO L134 CoverageAnalysis]: Checked inductivity of 87780 backedges. 0 proven. 418 refuted. 0 times theorem prover too weak. 87362 trivial. 0 not checked. [2025-02-07 21:18:58,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:18:58,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701774096] [2025-02-07 21:18:58,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701774096] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-07 21:18:58,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [984949945] [2025-02-07 21:18:58,592 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:18:58,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 21:18:58,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:18:58,595 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-07 21:18:58,641 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 21:19:00,720 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1372 statements into 1 equivalence classes. [2025-02-07 21:19:01,298 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1372 of 1372 statements. [2025-02-07 21:19:01,299 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:19:01,299 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:19:01,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 5929 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-02-07 21:19:01,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-07 21:19:01,458 INFO L134 CoverageAnalysis]: Checked inductivity of 87780 backedges. 418 proven. 0 refuted. 0 times theorem prover too weak. 87362 trivial. 0 not checked. [2025-02-07 21:19:01,458 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-07 21:19:01,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [984949945] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:19:01,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-07 21:19:01,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-02-07 21:19:01,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794161313] [2025-02-07 21:19:01,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:19:01,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-07 21:19:01,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:19:01,487 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-07 21:19:01,487 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-07 21:19:01,497 INFO L87 Difference]: Start difference. First operand has 3320 states, 1786 states have (on average 1.1718924972004479) internal successors, (2093), 1916 states have internal predecessors, (2093), 1464 states have call successors, (1464), 16 states have call predecessors, (1464), 16 states have return successors, (1464), 1367 states have call predecessors, (1464), 1464 states have call successors, (1464) Second operand has 2 states, 2 states have (on average 160.5) internal successors, (321), 2 states have internal predecessors, (321), 2 states have call successors, (214), 2 states have call predecessors, (214), 1 states have return successors, (212), 1 states have call predecessors, (212), 2 states have call successors, (212) [2025-02-07 21:19:01,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:19:01,833 INFO L93 Difference]: Finished difference Result 6582 states and 11437 transitions. [2025-02-07 21:19:01,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-07 21:19:01,835 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 160.5) internal successors, (321), 2 states have internal predecessors, (321), 2 states have call successors, (214), 2 states have call predecessors, (214), 1 states have return successors, (212), 1 states have call predecessors, (212), 2 states have call successors, (212) Word has length 1372 [2025-02-07 21:19:01,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:19:01,857 INFO L225 Difference]: With dead ends: 6582 [2025-02-07 21:19:01,859 INFO L226 Difference]: Without dead ends: 1089 [2025-02-07 21:19:01,917 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1373 GetRequests, 1373 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 21:19:01,919 INFO L435 NwaCegarLoop]: 4998 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, 4998 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 21:19:01,919 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4998 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:19:01,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1089 states. [2025-02-07 21:19:02,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1089 to 1089. [2025-02-07 21:19:02,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1089 states, 691 states have (on average 1.1230101302460203) internal successors, (776), 692 states have internal predecessors, (776), 387 states have call successors, (387), 10 states have call predecessors, (387), 10 states have return successors, (386), 386 states have call predecessors, (386), 386 states have call successors, (386) [2025-02-07 21:19:02,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 1089 states and 1549 transitions. [2025-02-07 21:19:02,252 INFO L78 Accepts]: Start accepts. Automaton has 1089 states and 1549 transitions. Word has length 1372 [2025-02-07 21:19:02,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:19:02,254 INFO L471 AbstractCegarLoop]: Abstraction has 1089 states and 1549 transitions. [2025-02-07 21:19:02,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 160.5) internal successors, (321), 2 states have internal predecessors, (321), 2 states have call successors, (214), 2 states have call predecessors, (214), 1 states have return successors, (212), 1 states have call predecessors, (212), 2 states have call successors, (212) [2025-02-07 21:19:02,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1549 transitions. [2025-02-07 21:19:02,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1373 [2025-02-07 21:19:02,302 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:19:02,303 INFO L218 NwaCegarLoop]: trace histogram [210, 210, 210, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:19:02,320 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-07 21:19:02,503 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 21:19:02,504 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:19:02,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:19:02,505 INFO L85 PathProgramCache]: Analyzing trace with hash 1615106042, now seen corresponding path program 1 times [2025-02-07 21:19:02,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:19:02,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767073314] [2025-02-07 21:19:02,505 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:19:02,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:19:03,827 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1372 statements into 1 equivalence classes. [2025-02-07 21:19:04,130 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1372 of 1372 statements. [2025-02-07 21:19:04,130 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:19:04,130 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:19:05,817 INFO L134 CoverageAnalysis]: Checked inductivity of 87780 backedges. 624 proven. 3 refuted. 0 times theorem prover too weak. 87153 trivial. 0 not checked. [2025-02-07 21:19:05,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:19:05,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767073314] [2025-02-07 21:19:05,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767073314] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-07 21:19:05,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [740741672] [2025-02-07 21:19:05,819 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:19:05,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 21:19:05,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:19:05,823 INFO L229 MonitoredProcess]: Starting monitored process 3 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 21:19:05,824 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-02-07 21:19:07,756 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1372 statements into 1 equivalence classes. [2025-02-07 21:19:08,251 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1372 of 1372 statements. [2025-02-07 21:19:08,251 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:19:08,251 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:19:08,273 INFO L256 TraceCheckSpWp]: Trace formula consists of 5929 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-07 21:19:08,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-07 21:19:08,385 INFO L134 CoverageAnalysis]: Checked inductivity of 87780 backedges. 1460 proven. 0 refuted. 0 times theorem prover too weak. 86320 trivial. 0 not checked. [2025-02-07 21:19:08,386 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-07 21:19:08,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [740741672] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:19:08,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-07 21:19:08,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 4 [2025-02-07 21:19:08,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40699239] [2025-02-07 21:19:08,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:19:08,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-07 21:19:08,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:19:08,391 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-07 21:19:08,391 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 21:19:08,391 INFO L87 Difference]: Start difference. First operand 1089 states and 1549 transitions. Second operand has 4 states, 4 states have (on average 81.25) internal successors, (325), 4 states have internal predecessors, (325), 2 states have call successors, (214), 2 states have call predecessors, (214), 3 states have return successors, (212), 2 states have call predecessors, (212), 2 states have call successors, (212) [2025-02-07 21:19:10,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:19:10,270 INFO L93 Difference]: Finished difference Result 2176 states and 3124 transitions. [2025-02-07 21:19:10,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-02-07 21:19:10,272 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 81.25) internal successors, (325), 4 states have internal predecessors, (325), 2 states have call successors, (214), 2 states have call predecessors, (214), 3 states have return successors, (212), 2 states have call predecessors, (212), 2 states have call successors, (212) Word has length 1372 [2025-02-07 21:19:10,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:19:10,289 INFO L225 Difference]: With dead ends: 2176 [2025-02-07 21:19:10,289 INFO L226 Difference]: Without dead ends: 1087 [2025-02-07 21:19:10,296 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1376 GetRequests, 1373 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-07 21:19:10,296 INFO L435 NwaCegarLoop]: 1227 mSDtfsCounter, 1 mSDsluCounter, 1813 mSDsCounter, 0 mSdLazyCounter, 1592 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 3040 SdHoareTripleChecker+Invalid, 1596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2025-02-07 21:19:10,296 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 3040 Invalid, 1596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1592 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2025-02-07 21:19:10,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1087 states. [2025-02-07 21:19:10,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1087 to 1085. [2025-02-07 21:19:10,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1085 states, 689 states have (on average 1.1204644412191582) internal successors, (772), 690 states have internal predecessors, (772), 385 states have call successors, (385), 10 states have call predecessors, (385), 10 states have return successors, (384), 384 states have call predecessors, (384), 384 states have call successors, (384) [2025-02-07 21:19:10,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1541 transitions. [2025-02-07 21:19:10,392 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1541 transitions. Word has length 1372 [2025-02-07 21:19:10,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:19:10,397 INFO L471 AbstractCegarLoop]: Abstraction has 1085 states and 1541 transitions. [2025-02-07 21:19:10,397 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 81.25) internal successors, (325), 4 states have internal predecessors, (325), 2 states have call successors, (214), 2 states have call predecessors, (214), 3 states have return successors, (212), 2 states have call predecessors, (212), 2 states have call successors, (212) [2025-02-07 21:19:10,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1541 transitions. [2025-02-07 21:19:10,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1402 [2025-02-07 21:19:10,409 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:19:10,409 INFO L218 NwaCegarLoop]: trace histogram [209, 209, 209, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:19:10,428 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-02-07 21:19:10,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-07 21:19:10,610 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:19:10,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:19:10,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1447441476, now seen corresponding path program 1 times [2025-02-07 21:19:10,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:19:10,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625912141] [2025-02-07 21:19:10,612 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:19:10,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:19:12,043 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1401 statements into 1 equivalence classes. [2025-02-07 21:19:12,259 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1401 of 1401 statements. [2025-02-07 21:19:12,259 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:19:12,259 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:19:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 86950 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86950 trivial. 0 not checked. [2025-02-07 21:19:12,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:19:12,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625912141] [2025-02-07 21:19:12,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625912141] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:19:12,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:19:12,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-07 21:19:12,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562051851] [2025-02-07 21:19:12,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:19:12,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-07 21:19:12,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:19:12,934 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-07 21:19:12,934 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-07 21:19:12,935 INFO L87 Difference]: Start difference. First operand 1085 states and 1541 transitions. Second operand has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 2 states have call successors, (216), 2 states have call predecessors, (216), 2 states have return successors, (214), 2 states have call predecessors, (214), 2 states have call successors, (214) [2025-02-07 21:19:12,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:19:12,974 INFO L93 Difference]: Finished difference Result 1827 states and 2655 transitions. [2025-02-07 21:19:12,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-07 21:19:12,975 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 2 states have call successors, (216), 2 states have call predecessors, (216), 2 states have return successors, (214), 2 states have call predecessors, (214), 2 states have call successors, (214) Word has length 1401 [2025-02-07 21:19:12,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:19:12,980 INFO L225 Difference]: With dead ends: 1827 [2025-02-07 21:19:12,980 INFO L226 Difference]: Without dead ends: 0 [2025-02-07 21:19:12,986 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 21:19:12,987 INFO L435 NwaCegarLoop]: 1114 mSDtfsCounter, 0 mSDsluCounter, 1109 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2223 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 21:19:12,988 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2223 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:19:12,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-07 21:19:12,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-07 21:19:12,989 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 21:19:12,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-07 21:19:12,991 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1401 [2025-02-07 21:19:12,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:19:12,992 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-07 21:19:12,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 2 states have call successors, (216), 2 states have call predecessors, (216), 2 states have return successors, (214), 2 states have call predecessors, (214), 2 states have call successors, (214) [2025-02-07 21:19:12,992 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-07 21:19:12,993 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 21:19:12,995 INFO L782 garLoopResultBuilder]: Registering result SAFE for location assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 21:19:12,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-02-07 21:19:12,997 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-02-07 21:19:13,000 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-07 21:19:13,918 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 21:19:13,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 09:19:13 BoogieIcfgContainer [2025-02-07 21:19:13,932 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 21:19:13,932 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 21:19:13,932 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 21:19:13,933 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 21:19:13,933 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:18:55" (3/4) ... [2025-02-07 21:19:13,935 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 21:19:13,939 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_hyperperiod [2025-02-07 21:19:13,939 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_trans [2025-02-07 21:19:13,939 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_cmd_forward [2025-02-07 21:19:13,939 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t2 [2025-02-07 21:19:13,939 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_nxtway_gs_mode [2025-02-07 21:19:13,939 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t0 [2025-02-07 21:19:13,939 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_cs_t1 [2025-02-07 21:19:13,939 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assert [2025-02-07 21:19:13,940 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_set_speed [2025-02-07 21:19:13,940 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read___startrek_current_priority [2025-02-07 21:19:13,940 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_obstacle_flag [2025-02-07 21:19:13,940 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_cmd_forward [2025-02-07 21:19:13,940 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_set_count [2025-02-07 21:19:13,940 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_obstacle_flag [2025-02-07 21:19:13,940 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2025-02-07 21:19:13,940 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ecrobot_get_gyro_sensor [2025-02-07 21:19:13,940 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write_cmd_turn [2025-02-07 21:19:13,940 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_write___startrek_current_priority [2025-02-07 21:19:13,940 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-02-07 21:19:13,940 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-02-07 21:19:13,940 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_entry_pt_OSEK_Task_ts3 [2025-02-07 21:19:13,940 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure ecrobot_get_systick_ms [2025-02-07 21:19:13,940 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure nxt_motor_get_count [2025-02-07 21:19:13,941 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_nxtway_gs_mode [2025-02-07 21:19:13,941 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure __startrek_read_cmd_turn [2025-02-07 21:19:14,022 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2025-02-07 21:19:14,032 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-02-07 21:19:14,039 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-07 21:19:14,045 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 21:19:14,393 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 21:19:14,394 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 21:19:14,394 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 21:19:14,396 INFO L158 Benchmark]: Toolchain (without parser) took 31545.58ms. Allocated memory was 142.6MB in the beginning and 880.8MB in the end (delta: 738.2MB). Free memory was 107.2MB in the beginning and 213.3MB in the end (delta: -106.1MB). Peak memory consumption was 628.4MB. Max. memory is 16.1GB. [2025-02-07 21:19:14,396 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 123.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:19:14,396 INFO L158 Benchmark]: CACSL2BoogieTranslator took 821.71ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 107.2MB in the beginning and 82.1MB in the end (delta: 25.1MB). Peak memory consumption was 97.9MB. Max. memory is 16.1GB. [2025-02-07 21:19:14,397 INFO L158 Benchmark]: Boogie Procedure Inliner took 393.67ms. Allocated memory is still 151.0MB. Free memory was 82.1MB in the beginning and 43.7MB in the end (delta: 38.4MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. [2025-02-07 21:19:14,397 INFO L158 Benchmark]: Boogie Preprocessor took 516.52ms. Allocated memory was 151.0MB in the beginning and 335.5MB in the end (delta: 184.5MB). Free memory was 43.7MB in the beginning and 167.8MB in the end (delta: -124.1MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. [2025-02-07 21:19:14,397 INFO L158 Benchmark]: IcfgBuilder took 10840.24ms. Allocated memory was 335.5MB in the beginning and 713.0MB in the end (delta: 377.5MB). Free memory was 167.8MB in the beginning and 301.3MB in the end (delta: -133.5MB). Peak memory consumption was 268.9MB. Max. memory is 16.1GB. [2025-02-07 21:19:14,398 INFO L158 Benchmark]: TraceAbstraction took 18505.96ms. Allocated memory was 713.0MB in the beginning and 880.8MB in the end (delta: 167.8MB). Free memory was 301.3MB in the beginning and 372.5MB in the end (delta: -71.2MB). Peak memory consumption was 94.6MB. Max. memory is 16.1GB. [2025-02-07 21:19:14,398 INFO L158 Benchmark]: Witness Printer took 461.47ms. Allocated memory is still 880.8MB. Free memory was 372.5MB in the beginning and 213.3MB in the end (delta: 159.2MB). Peak memory consumption was 159.4MB. Max. memory is 16.1GB. [2025-02-07 21:19:14,399 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 123.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 821.71ms. Allocated memory was 142.6MB in the beginning and 151.0MB in the end (delta: 8.4MB). Free memory was 107.2MB in the beginning and 82.1MB in the end (delta: 25.1MB). Peak memory consumption was 97.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 393.67ms. Allocated memory is still 151.0MB. Free memory was 82.1MB in the beginning and 43.7MB in the end (delta: 38.4MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 516.52ms. Allocated memory was 151.0MB in the beginning and 335.5MB in the end (delta: 184.5MB). Free memory was 43.7MB in the beginning and 167.8MB in the end (delta: -124.1MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. * IcfgBuilder took 10840.24ms. Allocated memory was 335.5MB in the beginning and 713.0MB in the end (delta: 377.5MB). Free memory was 167.8MB in the beginning and 301.3MB in the end (delta: -133.5MB). Peak memory consumption was 268.9MB. Max. memory is 16.1GB. * TraceAbstraction took 18505.96ms. Allocated memory was 713.0MB in the beginning and 880.8MB in the end (delta: 167.8MB). Free memory was 301.3MB in the beginning and 372.5MB in the end (delta: -71.2MB). Peak memory consumption was 94.6MB. Max. memory is 16.1GB. * Witness Printer took 461.47ms. Allocated memory is still 880.8MB. Free memory was 372.5MB in the beginning and 213.3MB in the end (delta: 159.2MB). Peak memory consumption was 159.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 39]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/aso.ok2.i","-S") [39] * 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: 46]: 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 26 procedures, 3389 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.5s, OverallIterations: 3, TraceHistogramMax: 210, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 10261 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2922 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1596 IncrementalHoareTripleChecker+Invalid, 1600 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 7339 mSDtfsCounter, 1596 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2752 GetRequests, 2748 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3320occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 6889 NumberOfCodeBlocks, 6889 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 6884 ConstructedInterpolants, 0 QuantifiedInterpolants, 6900 SizeOfPredicates, 0 NumberOfNonLiveVariables, 11858 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 437649/438070 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 350]: Location Invariant Derived location invariant: 0 RESULT: Ultimate proved your program to be correct! [2025-02-07 21:19:14,455 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE