./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_ctm.1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekh_ctm.1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 c3ec7c03a28dc415c6db5fadbfd8dcd491b1a493cd1bf88ef12d02131cd13437 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 08:24:46,858 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 08:24:46,903 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 08:24:46,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 08:24:46,907 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 08:24:46,930 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 08:24:46,932 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 08:24:46,932 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 08:24:46,933 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 08:24:46,934 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 08:24:46,934 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 08:24:46,934 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 08:24:46,935 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 08:24:46,935 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 08:24:46,935 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 08:24:46,935 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 08:24:46,936 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 08:24:46,936 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 08:24:46,936 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 08:24:46,938 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 08:24:46,939 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 08:24:46,939 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 08:24:46,941 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 08:24:46,942 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 08:24:46,942 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 08:24:46,942 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 08:24:46,942 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 08:24:46,942 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 08:24:46,942 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 08:24:46,942 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 08:24:46,943 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 08:24:46,943 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 08:24:46,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:24:46,943 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 08:24:46,943 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 08:24:46,943 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 08:24:46,944 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 08:24:46,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 08:24:46,944 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 08:24:46,944 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 08:24:46,944 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 08:24:46,946 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 08:24:46,947 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3ec7c03a28dc415c6db5fadbfd8dcd491b1a493cd1bf88ef12d02131cd13437 [2024-11-16 08:24:47,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 08:24:47,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 08:24:47,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 08:24:47,221 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 08:24:47,221 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 08:24:47,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_ctm.1.c [2024-11-16 08:24:48,529 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 08:24:48,891 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 08:24:48,892 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_ctm.1.c [2024-11-16 08:24:48,912 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec4fd97c3/a47a199848614cde95a5d71a8c02947f/FLAG67dee8477 [2024-11-16 08:24:48,927 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec4fd97c3/a47a199848614cde95a5d71a8c02947f [2024-11-16 08:24:48,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 08:24:48,930 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 08:24:48,931 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 08:24:48,931 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 08:24:48,935 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 08:24:48,936 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:24:48" (1/1) ... [2024-11-16 08:24:48,937 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@570b3e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:48, skipping insertion in model container [2024-11-16 08:24:48,937 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:24:48" (1/1) ... [2024-11-16 08:24:48,989 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 08:24:49,184 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_ctm.1.c[1868,1881] [2024-11-16 08:24:49,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:24:49,576 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 08:24:49,586 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.ok1.i","-S") [42] [2024-11-16 08:24:49,592 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_ctm.1.c[1868,1881] [2024-11-16 08:24:49,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 08:24:49,863 INFO L204 MainTranslator]: Completed translation [2024-11-16 08:24:49,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:49 WrapperNode [2024-11-16 08:24:49,863 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 08:24:49,864 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 08:24:49,864 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 08:24:49,864 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 08:24:49,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:49" (1/1) ... [2024-11-16 08:24:49,934 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:49" (1/1) ... [2024-11-16 08:24:50,148 INFO L138 Inliner]: procedures = 99, calls = 2727, calls flagged for inlining = 35, calls inlined = 35, statements flattened = 8497 [2024-11-16 08:24:50,148 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 08:24:50,149 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 08:24:50,149 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 08:24:50,149 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 08:24:50,158 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:49" (1/1) ... [2024-11-16 08:24:50,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:49" (1/1) ... [2024-11-16 08:24:50,195 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:49" (1/1) ... [2024-11-16 08:24:50,269 INFO L175 MemorySlicer]: Split 2332 memory accesses to 49 slices as follows [2, 80, 86, 37, 37, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46, 49, 46]. 4 percent of accesses are in the largest equivalence class. The 338 initializations are split as follows [2, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7]. The 402 writes are split as follows [0, 7, 7, 7, 7, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6, 11, 6]. [2024-11-16 08:24:50,270 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:49" (1/1) ... [2024-11-16 08:24:50,270 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:49" (1/1) ... [2024-11-16 08:24:50,425 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:49" (1/1) ... [2024-11-16 08:24:50,434 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:49" (1/1) ... [2024-11-16 08:24:50,451 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:49" (1/1) ... [2024-11-16 08:24:50,471 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:49" (1/1) ... [2024-11-16 08:24:50,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 08:24:50,506 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 08:24:50,506 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 08:24:50,506 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 08:24:50,507 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:49" (1/1) ... [2024-11-16 08:24:50,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 08:24:50,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 08:24:50,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 08:24:50,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 08:24:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2024-11-16 08:24:50,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2024-11-16 08:24:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2024-11-16 08:24:50,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2024-11-16 08:24:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-16 08:24:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-16 08:24:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-16 08:24:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-16 08:24:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-16 08:24:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-16 08:24:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-16 08:24:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-16 08:24:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-16 08:24:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-16 08:24:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-16 08:24:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-16 08:24:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-16 08:24:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-16 08:24:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-16 08:24:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-16 08:24:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-16 08:24:50,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-16 08:24:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-16 08:24:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-16 08:24:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-16 08:24:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-16 08:24:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-16 08:24:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-16 08:24:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-16 08:24:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-16 08:24:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-16 08:24:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-16 08:24:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-16 08:24:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-16 08:24:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-11-16 08:24:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2024-11-16 08:24:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2024-11-16 08:24:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2024-11-16 08:24:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2024-11-16 08:24:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2024-11-16 08:24:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2024-11-16 08:24:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2024-11-16 08:24:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2024-11-16 08:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2024-11-16 08:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2024-11-16 08:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2024-11-16 08:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2024-11-16 08:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2024-11-16 08:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2024-11-16 08:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2024-11-16 08:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2024-11-16 08:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#47 [2024-11-16 08:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#48 [2024-11-16 08:24:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2024-11-16 08:24:50,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2024-11-16 08:24:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-16 08:24:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-16 08:24:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2024-11-16 08:24:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2024-11-16 08:24:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2024-11-16 08:24:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2024-11-16 08:24:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2024-11-16 08:24:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2024-11-16 08:24:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2024-11-16 08:24:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2024-11-16 08:24:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2024-11-16 08:24:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2024-11-16 08:24:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2024-11-16 08:24:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2024-11-16 08:24:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-16 08:24:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-16 08:24:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-16 08:24:50,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-16 08:24:50,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-16 08:24:50,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-16 08:24:50,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-16 08:24:50,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-16 08:24:50,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-16 08:24:50,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-16 08:24:50,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-16 08:24:50,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-16 08:24:50,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-11-16 08:24:50,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2024-11-16 08:24:50,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2024-11-16 08:24:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2024-11-16 08:24:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2024-11-16 08:24:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2024-11-16 08:24:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2024-11-16 08:24:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2024-11-16 08:24:50,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2024-11-16 08:24:50,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2024-11-16 08:24:50,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2024-11-16 08:24:50,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2024-11-16 08:24:50,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2024-11-16 08:24:50,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2024-11-16 08:24:50,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2024-11-16 08:24:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2024-11-16 08:24:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2024-11-16 08:24:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#47 [2024-11-16 08:24:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#48 [2024-11-16 08:24:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-16 08:24:50,609 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-16 08:24:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2024-11-16 08:24:50,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2024-11-16 08:24:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2024-11-16 08:24:50,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2024-11-16 08:24:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2024-11-16 08:24:50,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2024-11-16 08:24:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2024-11-16 08:24:50,610 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2024-11-16 08:24:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2024-11-16 08:24:50,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2024-11-16 08:24:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-16 08:24:50,610 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-16 08:24:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 08:24:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-16 08:24:50,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-16 08:24:50,611 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2024-11-16 08:24:50,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2024-11-16 08:24:50,611 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2024-11-16 08:24:50,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2024-11-16 08:24:50,611 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2024-11-16 08:24:50,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2024-11-16 08:24:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-16 08:24:50,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-16 08:24:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2024-11-16 08:24:50,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2024-11-16 08:24:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-16 08:24:50,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-16 08:24:50,613 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2024-11-16 08:24:50,613 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2024-11-16 08:24:50,613 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2024-11-16 08:24:50,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2024-11-16 08:24:50,613 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2024-11-16 08:24:50,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2024-11-16 08:24:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2024-11-16 08:24:50,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2024-11-16 08:24:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2024-11-16 08:24:50,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2024-11-16 08:24:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2024-11-16 08:24:50,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2024-11-16 08:24:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2024-11-16 08:24:50,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2024-11-16 08:24:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2024-11-16 08:24:50,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2024-11-16 08:24:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2024-11-16 08:24:50,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2024-11-16 08:24:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2024-11-16 08:24:50,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2024-11-16 08:24:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2024-11-16 08:24:50,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2024-11-16 08:24:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2024-11-16 08:24:50,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2024-11-16 08:24:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2024-11-16 08:24:50,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2024-11-16 08:24:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2024-11-16 08:24:50,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2024-11-16 08:24:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2024-11-16 08:24:50,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2024-11-16 08:24:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2024-11-16 08:24:50,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2024-11-16 08:24:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2024-11-16 08:24:50,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2024-11-16 08:24:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2024-11-16 08:24:50,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2024-11-16 08:24:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2024-11-16 08:24:50,615 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2024-11-16 08:24:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 08:24:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-16 08:24:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-16 08:24:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-16 08:24:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-16 08:24:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-16 08:24:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-16 08:24:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-16 08:24:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-16 08:24:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-16 08:24:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-16 08:24:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-16 08:24:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-16 08:24:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-16 08:24:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-16 08:24:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-16 08:24:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-16 08:24:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-16 08:24:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-16 08:24:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-16 08:24:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-16 08:24:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-16 08:24:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-16 08:24:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-16 08:24:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-16 08:24:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-16 08:24:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-16 08:24:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-16 08:24:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-16 08:24:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-16 08:24:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-11-16 08:24:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2024-11-16 08:24:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2024-11-16 08:24:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2024-11-16 08:24:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2024-11-16 08:24:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2024-11-16 08:24:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2024-11-16 08:24:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2024-11-16 08:24:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2024-11-16 08:24:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2024-11-16 08:24:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2024-11-16 08:24:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2024-11-16 08:24:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2024-11-16 08:24:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2024-11-16 08:24:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2024-11-16 08:24:50,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2024-11-16 08:24:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2024-11-16 08:24:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#47 [2024-11-16 08:24:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#48 [2024-11-16 08:24:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2024-11-16 08:24:50,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2024-11-16 08:24:50,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 08:24:50,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 08:24:51,121 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 08:24:51,123 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 08:25:00,749 INFO L? ?]: Removed 947 outVars from TransFormulas that were not future-live. [2024-11-16 08:25:00,749 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 08:25:00,786 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 08:25:00,786 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 08:25:00,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:25:00 BoogieIcfgContainer [2024-11-16 08:25:00,786 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 08:25:00,788 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 08:25:00,788 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 08:25:00,795 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 08:25:00,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 08:24:48" (1/3) ... [2024-11-16 08:25:00,796 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c886578 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:25:00, skipping insertion in model container [2024-11-16 08:25:00,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:24:49" (2/3) ... [2024-11-16 08:25:00,796 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c886578 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:25:00, skipping insertion in model container [2024-11-16 08:25:00,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 08:25:00" (3/3) ... [2024-11-16 08:25:00,798 INFO L112 eAbstractionObserver]: Analyzing ICFG rekh_ctm.1.c [2024-11-16 08:25:00,813 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 08:25:00,813 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 08:25:00,926 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 08:25:00,933 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;@76015a65, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 08:25:00,934 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 08:25:00,949 INFO L276 IsEmpty]: Start isEmpty. Operand has 2467 states, 2116 states have (on average 1.4801512287334593) internal successors, (3132), 2140 states have internal predecessors, (3132), 305 states have call successors, (305), 44 states have call predecessors, (305), 44 states have return successors, (305), 295 states have call predecessors, (305), 305 states have call successors, (305) [2024-11-16 08:25:00,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-16 08:25:00,968 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:25:00,969 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 08:25:00,969 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 08:25:00,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:25:00,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1845551697, now seen corresponding path program 1 times [2024-11-16 08:25:00,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:25:00,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396269095] [2024-11-16 08:25:00,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:25:00,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:25:01,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:25:01,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-16 08:25:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:25:01,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 08:25:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:25:01,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 08:25:01,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:25:01,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396269095] [2024-11-16 08:25:01,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396269095] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:25:01,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:25:01,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 08:25:01,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326359315] [2024-11-16 08:25:01,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:25:01,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 08:25:01,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:25:01,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 08:25:01,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 08:25:01,967 INFO L87 Difference]: Start difference. First operand has 2467 states, 2116 states have (on average 1.4801512287334593) internal successors, (3132), 2140 states have internal predecessors, (3132), 305 states have call successors, (305), 44 states have call predecessors, (305), 44 states have return successors, (305), 295 states have call predecessors, (305), 305 states have call successors, (305) Second operand has 4 states, 4 states have (on average 35.75) internal successors, (143), 2 states have internal predecessors, (143), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-16 08:25:06,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:25:10,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:25:15,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:25:15,755 INFO L93 Difference]: Finished difference Result 5689 states and 9387 transitions. [2024-11-16 08:25:15,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 08:25:15,757 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 2 states have internal predecessors, (143), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 149 [2024-11-16 08:25:15,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:25:15,804 INFO L225 Difference]: With dead ends: 5689 [2024-11-16 08:25:15,804 INFO L226 Difference]: Without dead ends: 3214 [2024-11-16 08:25:15,832 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 08:25:15,836 INFO L432 NwaCegarLoop]: 2428 mSDtfsCounter, 1872 mSDsluCounter, 1845 mSDsCounter, 0 mSdLazyCounter, 2305 mSolverCounterSat, 1185 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1923 SdHoareTripleChecker+Valid, 4273 SdHoareTripleChecker+Invalid, 3492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1185 IncrementalHoareTripleChecker+Valid, 2305 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.3s IncrementalHoareTripleChecker+Time [2024-11-16 08:25:15,837 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1923 Valid, 4273 Invalid, 3492 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1185 Valid, 2305 Invalid, 2 Unknown, 0 Unchecked, 13.3s Time] [2024-11-16 08:25:15,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3214 states. [2024-11-16 08:25:16,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3214 to 2453. [2024-11-16 08:25:16,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2453 states, 2103 states have (on average 1.1540656205420827) internal successors, (2427), 2127 states have internal predecessors, (2427), 305 states have call successors, (305), 44 states have call predecessors, (305), 44 states have return successors, (304), 294 states have call predecessors, (304), 304 states have call successors, (304) [2024-11-16 08:25:16,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 2453 states and 3036 transitions. [2024-11-16 08:25:16,050 INFO L78 Accepts]: Start accepts. Automaton has 2453 states and 3036 transitions. Word has length 149 [2024-11-16 08:25:16,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:25:16,051 INFO L471 AbstractCegarLoop]: Abstraction has 2453 states and 3036 transitions. [2024-11-16 08:25:16,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 2 states have internal predecessors, (143), 2 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-16 08:25:16,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 3036 transitions. [2024-11-16 08:25:16,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-16 08:25:16,058 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:25:16,059 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-16 08:25:16,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 08:25:16,059 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 08:25:16,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:25:16,060 INFO L85 PathProgramCache]: Analyzing trace with hash -2125170166, now seen corresponding path program 1 times [2024-11-16 08:25:16,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:25:16,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543546322] [2024-11-16 08:25:16,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:25:16,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:25:16,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:25:17,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-16 08:25:17,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:25:17,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 08:25:17,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:25:17,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 08:25:17,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:25:17,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 08:25:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:25:17,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 08:25:17,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:25:17,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-16 08:25:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:25:17,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 08:25:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:25:17,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-16 08:25:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:25:17,491 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-16 08:25:17,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:25:17,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543546322] [2024-11-16 08:25:17,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543546322] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:25:17,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:25:17,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-16 08:25:17,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588988814] [2024-11-16 08:25:17,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:25:17,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-16 08:25:17,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:25:17,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-16 08:25:17,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-16 08:25:17,499 INFO L87 Difference]: Start difference. First operand 2453 states and 3036 transitions. Second operand has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 6 states have internal predecessors, (191), 4 states have call successors, (10), 5 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-16 08:25:21,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:25:25,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:25:29,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:25:33,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:25:37,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:25:53,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:25:57,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:26:02,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:26:06,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:26:10,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-16 08:26:10,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 08:26:10,210 INFO L93 Difference]: Finished difference Result 6526 states and 8770 transitions. [2024-11-16 08:26:10,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-16 08:26:10,215 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 6 states have internal predecessors, (191), 4 states have call successors, (10), 5 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 209 [2024-11-16 08:26:10,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 08:26:10,238 INFO L225 Difference]: With dead ends: 6526 [2024-11-16 08:26:10,239 INFO L226 Difference]: Without dead ends: 4078 [2024-11-16 08:26:10,254 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2024-11-16 08:26:10,257 INFO L432 NwaCegarLoop]: 2329 mSDtfsCounter, 8821 mSDsluCounter, 6096 mSDsCounter, 0 mSdLazyCounter, 7275 mSolverCounterSat, 3170 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8962 SdHoareTripleChecker+Valid, 8425 SdHoareTripleChecker+Invalid, 10455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3170 IncrementalHoareTripleChecker+Valid, 7275 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.7s IncrementalHoareTripleChecker+Time [2024-11-16 08:26:10,258 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8962 Valid, 8425 Invalid, 10455 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3170 Valid, 7275 Invalid, 10 Unknown, 0 Unchecked, 51.7s Time] [2024-11-16 08:26:10,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4078 states. [2024-11-16 08:26:10,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4078 to 2976. [2024-11-16 08:26:10,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2976 states, 2478 states have (on average 1.1868442292171106) internal successors, (2941), 2508 states have internal predecessors, (2941), 420 states have call successors, (420), 77 states have call predecessors, (420), 77 states have return successors, (419), 405 states have call predecessors, (419), 419 states have call successors, (419) [2024-11-16 08:26:10,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 2976 states and 3780 transitions. [2024-11-16 08:26:10,410 INFO L78 Accepts]: Start accepts. Automaton has 2976 states and 3780 transitions. Word has length 209 [2024-11-16 08:26:10,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 08:26:10,413 INFO L471 AbstractCegarLoop]: Abstraction has 2976 states and 3780 transitions. [2024-11-16 08:26:10,413 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 21.22222222222222) internal successors, (191), 6 states have internal predecessors, (191), 4 states have call successors, (10), 5 states have call predecessors, (10), 4 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-16 08:26:10,413 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 3780 transitions. [2024-11-16 08:26:10,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-16 08:26:10,417 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 08:26:10,418 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 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] [2024-11-16 08:26:10,418 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 08:26:10,418 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 08:26:10,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 08:26:10,419 INFO L85 PathProgramCache]: Analyzing trace with hash 2015331652, now seen corresponding path program 1 times [2024-11-16 08:26:10,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 08:26:10,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329835288] [2024-11-16 08:26:10,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 08:26:10,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 08:26:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:26:12,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-16 08:26:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:26:12,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-16 08:26:12,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:26:12,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 08:26:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:26:12,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-16 08:26:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:26:12,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-16 08:26:12,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:26:12,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-16 08:26:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:26:12,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-16 08:26:12,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 08:26:12,651 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-16 08:26:12,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 08:26:12,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329835288] [2024-11-16 08:26:12,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329835288] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 08:26:12,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 08:26:12,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-16 08:26:12,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748979781] [2024-11-16 08:26:12,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 08:26:12,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-16 08:26:12,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 08:26:12,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-16 08:26:12,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-11-16 08:26:12,653 INFO L87 Difference]: Start difference. First operand 2976 states and 3780 transitions. Second operand has 12 states, 11 states have (on average 16.636363636363637) internal successors, (183), 9 states have internal predecessors, (183), 4 states have call successors, (9), 5 states have call predecessors, (9), 3 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) [2024-11-16 08:26:16,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []