./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-1.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f077881e7f4fa96e31e8798f1b4a7ec1ee00f86778c2b79845cdeaf2537e700e --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 04:30:55,670 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 04:30:55,730 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 04:30:55,738 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 04:30:55,738 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 04:30:55,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 04:30:55,773 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 04:30:55,774 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 04:30:55,774 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 04:30:55,774 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 04:30:55,775 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 04:30:55,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 04:30:55,776 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 04:30:55,776 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 04:30:55,776 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 04:30:55,776 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 04:30:55,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 04:30:55,776 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 04:30:55,776 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 04:30:55,776 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 04:30:55,776 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 04:30:55,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 04:30:55,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 04:30:55,777 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 04:30:55,777 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 04:30:55,777 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 04:30:55,777 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 04:30:55,777 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 04:30:55,777 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 04:30:55,777 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 04:30:55,778 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 04:30:55,778 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 04:30:55,778 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 04:30:55,778 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 04:30:55,779 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 04:30:55,779 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 04:30:55,779 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 04:30:55,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 04:30:55,779 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 04:30:55,779 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 04:30:55,779 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 04:30:55,779 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 04:30:55,779 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 04:30:55,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 04:30:55,779 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 04:30:55,779 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 04:30:55,780 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 04:30:55,780 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 04:30:55,780 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 -> f077881e7f4fa96e31e8798f1b4a7ec1ee00f86778c2b79845cdeaf2537e700e [2025-01-09 04:30:56,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 04:30:56,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 04:30:56,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 04:30:56,065 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 04:30:56,066 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 04:30:56,067 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-1.c [2025-01-09 04:30:57,413 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8b67a3240/95b1d6196e9a4cb593c776ae0ee290b5/FLAG8ba48e870 [2025-01-09 04:30:57,761 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 04:30:57,762 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-1.c [2025-01-09 04:30:57,783 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8b67a3240/95b1d6196e9a4cb593c776ae0ee290b5/FLAG8ba48e870 [2025-01-09 04:30:57,802 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8b67a3240/95b1d6196e9a4cb593c776ae0ee290b5 [2025-01-09 04:30:57,804 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 04:30:57,805 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 04:30:57,806 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 04:30:57,806 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 04:30:57,811 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 04:30:57,811 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 04:30:57" (1/1) ... [2025-01-09 04:30:57,813 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@abc226b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:57, skipping insertion in model container [2025-01-09 04:30:57,813 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 04:30:57" (1/1) ... [2025-01-09 04:30:57,862 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 04:30:58,016 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-1.c[1674,1687] [2025-01-09 04:30:58,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 04:30:58,342 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 04:30:58,353 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.bug1.i","-S") [42] [2025-01-09 04:30:58,364 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekcba_nxt.1.M1-1.c[1674,1687] [2025-01-09 04:30:58,556 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 04:30:58,584 INFO L204 MainTranslator]: Completed translation [2025-01-09 04:30:58,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:58 WrapperNode [2025-01-09 04:30:58,588 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 04:30:58,589 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 04:30:58,589 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 04:30:58,589 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 04:30:58,594 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:58" (1/1) ... [2025-01-09 04:30:58,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:58" (1/1) ... [2025-01-09 04:30:58,826 INFO L138 Inliner]: procedures = 57, calls = 1828, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 3990 [2025-01-09 04:30:58,826 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 04:30:58,827 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 04:30:58,828 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 04:30:58,828 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 04:30:58,837 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:58" (1/1) ... [2025-01-09 04:30:58,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:58" (1/1) ... [2025-01-09 04:30:58,868 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:58" (1/1) ... [2025-01-09 04:30:58,926 INFO L175 MemorySlicer]: Split 1382 memory accesses to 17 slices as follows [2, 264, 305, 2, 156, 113, 8, 79, 57, 83, 105, 82, 105, 4, 8, 7, 2]. 22 percent of accesses are in the largest equivalence class. The 166 initializations are split as follows [2, 24, 24, 0, 2, 2, 0, 1, 1, 27, 27, 27, 27, 0, 0, 2, 0]. The 175 writes are split as follows [0, 24, 24, 1, 2, 2, 4, 1, 1, 28, 26, 28, 26, 0, 4, 3, 1]. [2025-01-09 04:30:58,927 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:58" (1/1) ... [2025-01-09 04:30:58,927 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:58" (1/1) ... [2025-01-09 04:30:59,026 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:58" (1/1) ... [2025-01-09 04:30:59,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:58" (1/1) ... [2025-01-09 04:30:59,055 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:58" (1/1) ... [2025-01-09 04:30:59,076 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:58" (1/1) ... [2025-01-09 04:30:59,094 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:58" (1/1) ... [2025-01-09 04:30:59,126 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 04:30:59,128 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 04:30:59,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 04:30:59,128 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 04:30:59,129 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:58" (1/1) ... [2025-01-09 04:30:59,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 04:30:59,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 04:30:59,161 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) [2025-01-09 04:30:59,164 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 [2025-01-09 04:30:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 04:30:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2025-01-09 04:30:59,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2025-01-09 04:30:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_nxtway_gs_mode [2025-01-09 04:30:59,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_nxtway_gs_mode [2025-01-09 04:30:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 04:30:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2025-01-09 04:30:59,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2025-01-09 04:30:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2025-01-09 04:30:59,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2025-01-09 04:30:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_obstacle_flag [2025-01-09 04:30:59,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_obstacle_flag [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2025-01-09 04:30:59,236 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2025-01-09 04:30:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_gyro_sensor [2025-01-09 04:30:59,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_gyro_sensor [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-01-09 04:30:59,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts1 [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-01-09 04:30:59,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_ts2 [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_OSEK_Task_Background [2025-01-09 04:30:59,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_OSEK_Task_Background [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 04:30:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_speed [2025-01-09 04:30:59,238 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_speed [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 04:30:59,238 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 04:30:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 04:30:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 04:30:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 04:30:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 04:30:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 04:30:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 04:30:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 04:30:59,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 04:30:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_get_systick_ms [2025-01-09 04:30:59,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_get_systick_ms [2025-01-09 04:30:59,240 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2025-01-09 04:30:59,240 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2025-01-09 04:30:59,240 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtway_gs_mode [2025-01-09 04:30:59,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtway_gs_mode [2025-01-09 04:30:59,561 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 04:30:59,564 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 04:31:03,648 INFO L? ?]: Removed 191 outVars from TransFormulas that were not future-live. [2025-01-09 04:31:03,649 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 04:31:03,698 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 04:31:03,698 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 04:31:03,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 04:31:03 BoogieIcfgContainer [2025-01-09 04:31:03,699 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 04:31:03,701 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 04:31:03,701 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 04:31:03,705 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 04:31:03,706 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 04:30:57" (1/3) ... [2025-01-09 04:31:03,706 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69db0c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 04:31:03, skipping insertion in model container [2025-01-09 04:31:03,707 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 04:30:58" (2/3) ... [2025-01-09 04:31:03,707 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69db0c32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 04:31:03, skipping insertion in model container [2025-01-09 04:31:03,707 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 04:31:03" (3/3) ... [2025-01-09 04:31:03,708 INFO L128 eAbstractionObserver]: Analyzing ICFG rekcba_nxt.1.M1-1.c [2025-01-09 04:31:03,721 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 04:31:03,724 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG rekcba_nxt.1.M1-1.c that has 16 procedures, 1137 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 04:31:03,819 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 04:31:03,829 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;@2212a83b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 04:31:03,830 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 04:31:03,838 INFO L276 IsEmpty]: Start isEmpty. Operand has 1137 states, 728 states have (on average 1.2884615384615385) internal successors, (938), 760 states have internal predecessors, (938), 392 states have call successors, (392), 15 states have call predecessors, (392), 15 states have return successors, (392), 390 states have call predecessors, (392), 392 states have call successors, (392) [2025-01-09 04:31:03,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 723 [2025-01-09 04:31:03,954 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 04:31:03,955 INFO L218 NwaCegarLoop]: trace histogram [85, 85, 85, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 04:31:03,956 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 04:31:03,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 04:31:03,962 INFO L85 PathProgramCache]: Analyzing trace with hash 41303101, now seen corresponding path program 1 times [2025-01-09 04:31:03,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 04:31:03,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768419152] [2025-01-09 04:31:03,969 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:31:03,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 04:31:04,378 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 722 statements into 1 equivalence classes. [2025-01-09 04:31:12,001 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 722 of 722 statements. [2025-01-09 04:31:12,002 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:31:12,003 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:31:17,758 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 6 proven. 492 refuted. 0 times theorem prover too weak. 13782 trivial. 0 not checked. [2025-01-09 04:31:17,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 04:31:17,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768419152] [2025-01-09 04:31:17,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768419152] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 04:31:17,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1086069384] [2025-01-09 04:31:17,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 04:31:17,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 04:31:17,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 04:31:17,765 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) [2025-01-09 04:31:17,767 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 [2025-01-09 04:31:18,520 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 722 statements into 1 equivalence classes. [2025-01-09 04:31:22,402 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 722 of 722 statements. [2025-01-09 04:31:22,403 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 04:31:22,403 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 04:31:22,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 2560 conjuncts, 46 conjuncts are in the unsatisfiable core [2025-01-09 04:31:22,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 04:31:23,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 46 [2025-01-09 04:31:23,646 INFO L224 Elim1Store]: Index analysis took 439 ms [2025-01-09 04:31:23,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 276 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 268 treesize of output 61 [2025-01-09 04:31:29,252 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 04:31:29,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 147 treesize of output 87 [2025-01-09 04:31:31,904 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 7843 proven. 159 refuted. 0 times theorem prover too weak. 6278 trivial. 0 not checked. [2025-01-09 04:31:31,904 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 04:31:34,087 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 216 proven. 531 refuted. 0 times theorem prover too weak. 13533 trivial. 0 not checked. [2025-01-09 04:31:34,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1086069384] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 04:31:34,088 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-09 04:31:34,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 18, 17] total 42 [2025-01-09 04:31:34,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885208622] [2025-01-09 04:31:34,097 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-09 04:31:34,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2025-01-09 04:31:34,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 04:31:34,137 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2025-01-09 04:31:34,142 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=289, Invalid=1433, Unknown=0, NotChecked=0, Total=1722 [2025-01-09 04:31:34,154 INFO L87 Difference]: Start difference. First operand has 1137 states, 728 states have (on average 1.2884615384615385) internal successors, (938), 760 states have internal predecessors, (938), 392 states have call successors, (392), 15 states have call predecessors, (392), 15 states have return successors, (392), 390 states have call predecessors, (392), 392 states have call successors, (392) Second operand has 42 states, 34 states have (on average 23.41176470588235) internal successors, (796), 38 states have internal predecessors, (796), 17 states have call successors, (203), 6 states have call predecessors, (203), 12 states have return successors, (203), 14 states have call predecessors, (203), 17 states have call successors, (203) [2025-01-09 04:31:49,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 04:31:51,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 04:31:52,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 04:31:56,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 04:31:58,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []