./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-1.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())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', '0c11dfbc24d8e2936a0720b93d6e580e096b076c7149ef4cbc8369f1ef818941'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-1.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 0c11dfbc24d8e2936a0720b93d6e580e096b076c7149ef4cbc8369f1ef818941 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 00:15:04,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 00:15:04,090 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 00:15:04,097 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 00:15:04,098 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 00:15:04,124 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 00:15:04,126 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 00:15:04,126 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 00:15:04,127 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 00:15:04,127 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 00:15:04,127 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 00:15:04,127 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 00:15:04,128 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 00:15:04,128 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 00:15:04,128 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 00:15:04,128 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 00:15:04,129 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 00:15:04,129 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 00:15:04,129 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 00:15:04,129 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 00:15:04,129 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 00:15:04,130 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 00:15:04,130 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 00:15:04,130 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 00:15:04,130 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 00:15:04,130 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 00:15:04,130 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 00:15:04,130 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 00:15:04,130 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 00:15:04,130 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 00:15:04,130 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 00:15:04,130 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 00:15:04,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 00:15:04,130 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 00:15:04,130 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 00:15:04,130 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 00:15:04,131 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 00:15:04,131 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 00:15:04,131 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 00:15:04,131 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 00:15:04,131 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 00:15:04,131 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 00:15:04,131 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 -> 0c11dfbc24d8e2936a0720b93d6e580e096b076c7149ef4cbc8369f1ef818941 [2024-11-07 00:15:04,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 00:15:04,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 00:15:04,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 00:15:04,407 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 00:15:04,407 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 00:15:04,409 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-1.c [2024-11-07 00:15:05,680 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 00:15:06,179 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 00:15:06,181 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-1.c [2024-11-07 00:15:06,216 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/61821673d/5e564ea2c1ed4958a8abb02d7fe8d4db/FLAG5362ef5ca [2024-11-07 00:15:06,237 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/61821673d/5e564ea2c1ed4958a8abb02d7fe8d4db [2024-11-07 00:15:06,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 00:15:06,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 00:15:06,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 00:15:06,244 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 00:15:06,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 00:15:06,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:15:06" (1/1) ... [2024-11-07 00:15:06,252 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d446032 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:06, skipping insertion in model container [2024-11-07 00:15:06,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:15:06" (1/1) ... [2024-11-07 00:15:06,330 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 00:15:06,498 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-1.c[1870,1883] [2024-11-07 00:15:06,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 00:15:07,007 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 00:15:07,018 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.ok3.i","-S") [42] [2024-11-07 00:15:07,023 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-1.c[1870,1883] [2024-11-07 00:15:07,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 00:15:07,308 INFO L204 MainTranslator]: Completed translation [2024-11-07 00:15:07,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:07 WrapperNode [2024-11-07 00:15:07,309 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 00:15:07,310 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 00:15:07,310 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 00:15:07,311 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 00:15:07,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:07" (1/1) ... [2024-11-07 00:15:07,398 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:07" (1/1) ... [2024-11-07 00:15:07,683 INFO L138 Inliner]: procedures = 99, calls = 2816, calls flagged for inlining = 35, calls inlined = 35, statements flattened = 8627 [2024-11-07 00:15:07,684 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 00:15:07,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 00:15:07,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 00:15:07,685 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 00:15:07,700 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:07" (1/1) ... [2024-11-07 00:15:07,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:07" (1/1) ... [2024-11-07 00:15:07,766 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:07" (1/1) ... [2024-11-07 00:15:07,885 INFO L175 MemorySlicer]: Split 2420 memory accesses to 49 slices as follows [2, 80, 86, 37, 37, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 46, 53, 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 446 writes are split as follows [0, 7, 7, 7, 7, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6, 13, 6]. [2024-11-07 00:15:07,886 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:07" (1/1) ... [2024-11-07 00:15:07,886 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:07" (1/1) ... [2024-11-07 00:15:08,075 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:07" (1/1) ... [2024-11-07 00:15:08,110 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:07" (1/1) ... [2024-11-07 00:15:08,153 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:07" (1/1) ... [2024-11-07 00:15:08,181 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:07" (1/1) ... [2024-11-07 00:15:08,232 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 00:15:08,233 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 00:15:08,234 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 00:15:08,234 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 00:15:08,235 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:07" (1/1) ... [2024-11-07 00:15:08,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 00:15:08,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 00:15:08,269 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) [2024-11-07 00:15:08,272 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 [2024-11-07 00:15:08,294 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2024-11-07 00:15:08,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2024-11-07 00:15:08,294 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2024-11-07 00:15:08,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2024-11-07 00:15:08,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 00:15:08,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 00:15:08,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-07 00:15:08,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#47 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#48 [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2024-11-07 00:15:08,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2024-11-07 00:15:08,296 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-07 00:15:08,296 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-07 00:15:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2024-11-07 00:15:08,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2024-11-07 00:15:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2024-11-07 00:15:08,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2024-11-07 00:15:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2024-11-07 00:15:08,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2024-11-07 00:15:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2024-11-07 00:15:08,297 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2024-11-07 00:15:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2024-11-07 00:15:08,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2024-11-07 00:15:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2024-11-07 00:15:08,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2024-11-07 00:15:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 00:15:08,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 00:15:08,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 00:15:08,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 00:15:08,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 00:15:08,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 00:15:08,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 00:15:08,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-07 00:15:08,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-07 00:15:08,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-07 00:15:08,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-07 00:15:08,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-07 00:15:08,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2024-11-07 00:15:08,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#47 [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#48 [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-07 00:15:08,303 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2024-11-07 00:15:08,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2024-11-07 00:15:08,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2024-11-07 00:15:08,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2024-11-07 00:15:08,303 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2024-11-07 00:15:08,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-07 00:15:08,303 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-07 00:15:08,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2024-11-07 00:15:08,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2024-11-07 00:15:08,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2024-11-07 00:15:08,303 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2024-11-07 00:15:08,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2024-11-07 00:15:08,304 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-07 00:15:08,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-07 00:15:08,304 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2024-11-07 00:15:08,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2024-11-07 00:15:08,304 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-07 00:15:08,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-07 00:15:08,304 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2024-11-07 00:15:08,304 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2024-11-07 00:15:08,304 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2024-11-07 00:15:08,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2024-11-07 00:15:08,307 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2024-11-07 00:15:08,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2024-11-07 00:15:08,308 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2024-11-07 00:15:08,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2024-11-07 00:15:08,308 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2024-11-07 00:15:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2024-11-07 00:15:08,309 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2024-11-07 00:15:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2024-11-07 00:15:08,309 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2024-11-07 00:15:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2024-11-07 00:15:08,309 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2024-11-07 00:15:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2024-11-07 00:15:08,309 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2024-11-07 00:15:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2024-11-07 00:15:08,309 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2024-11-07 00:15:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2024-11-07 00:15:08,309 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2024-11-07 00:15:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2024-11-07 00:15:08,309 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2024-11-07 00:15:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2024-11-07 00:15:08,309 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2024-11-07 00:15:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2024-11-07 00:15:08,309 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2024-11-07 00:15:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2024-11-07 00:15:08,309 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2024-11-07 00:15:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2024-11-07 00:15:08,309 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2024-11-07 00:15:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2024-11-07 00:15:08,309 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2024-11-07 00:15:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2024-11-07 00:15:08,309 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2024-11-07 00:15:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2024-11-07 00:15:08,309 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2024-11-07 00:15:08,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-07 00:15:08,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-07 00:15:08,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-11-07 00:15:08,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2024-11-07 00:15:08,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2024-11-07 00:15:08,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2024-11-07 00:15:08,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2024-11-07 00:15:08,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2024-11-07 00:15:08,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2024-11-07 00:15:08,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2024-11-07 00:15:08,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2024-11-07 00:15:08,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2024-11-07 00:15:08,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2024-11-07 00:15:08,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2024-11-07 00:15:08,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2024-11-07 00:15:08,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2024-11-07 00:15:08,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2024-11-07 00:15:08,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2024-11-07 00:15:08,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2024-11-07 00:15:08,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#47 [2024-11-07 00:15:08,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#48 [2024-11-07 00:15:08,315 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2024-11-07 00:15:08,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2024-11-07 00:15:08,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 00:15:08,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 00:15:08,988 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 00:15:08,990 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 00:15:20,544 INFO L? ?]: Removed 946 outVars from TransFormulas that were not future-live. [2024-11-07 00:15:20,544 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 00:15:20,616 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 00:15:20,616 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-07 00:15:20,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:15:20 BoogieIcfgContainer [2024-11-07 00:15:20,619 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 00:15:20,622 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 00:15:20,622 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 00:15:20,626 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 00:15:20,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:15:06" (1/3) ... [2024-11-07 00:15:20,627 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11685903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:15:20, skipping insertion in model container [2024-11-07 00:15:20,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:07" (2/3) ... [2024-11-07 00:15:20,628 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11685903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:15:20, skipping insertion in model container [2024-11-07 00:15:20,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:15:20" (3/3) ... [2024-11-07 00:15:20,629 INFO L112 eAbstractionObserver]: Analyzing ICFG rekh_ctm.3-1.c [2024-11-07 00:15:20,644 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 00:15:20,644 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 00:15:20,774 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 00:15:20,830 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;@368b28c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 00:15:20,830 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 00:15:20,850 INFO L276 IsEmpty]: Start isEmpty. Operand has 2465 states, 2113 states have (on average 1.4803596781826787) internal successors, (3128), 2137 states have internal predecessors, (3128), 306 states have call successors, (306), 44 states have call predecessors, (306), 44 states have return successors, (306), 296 states have call predecessors, (306), 306 states have call successors, (306) [2024-11-07 00:15:20,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-07 00:15:20,871 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 00:15:20,871 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] [2024-11-07 00:15:20,872 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 00:15:20,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 00:15:20,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1131494520, now seen corresponding path program 1 times [2024-11-07 00:15:20,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 00:15:20,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870467884] [2024-11-07 00:15:20,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 00:15:20,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 00:15:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:15:22,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-07 00:15:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:15:22,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 00:15:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:15:22,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 00:15:22,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 00:15:22,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870467884] [2024-11-07 00:15:22,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870467884] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 00:15:22,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 00:15:22,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 00:15:22,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033497474] [2024-11-07 00:15:22,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 00:15:22,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 00:15:22,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 00:15:22,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 00:15:22,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 00:15:22,357 INFO L87 Difference]: Start difference. First operand has 2465 states, 2113 states have (on average 1.4803596781826787) internal successors, (3128), 2137 states have internal predecessors, (3128), 306 states have call successors, (306), 44 states have call predecessors, (306), 44 states have return successors, (306), 296 states have call predecessors, (306), 306 states have call successors, (306) Second operand has 4 states, 4 states have (on average 35.5) internal successors, (142), 2 states have internal predecessors, (142), 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) [2024-11-07 00:15:26,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 00:15:30,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 00:15:38,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 00:15:38,742 INFO L93 Difference]: Finished difference Result 5682 states and 9378 transitions. [2024-11-07 00:15:38,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 00:15:38,745 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 2 states have internal predecessors, (142), 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 148 [2024-11-07 00:15:38,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 00:15:38,785 INFO L225 Difference]: With dead ends: 5682 [2024-11-07 00:15:38,785 INFO L226 Difference]: Without dead ends: 3209 [2024-11-07 00:15:38,818 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 [2024-11-07 00:15:38,820 INFO L432 NwaCegarLoop]: 2316 mSDtfsCounter, 1174 mSDsluCounter, 2841 mSDsCounter, 0 mSdLazyCounter, 3248 mSolverCounterSat, 672 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1225 SdHoareTripleChecker+Valid, 5157 SdHoareTripleChecker+Invalid, 3922 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 672 IncrementalHoareTripleChecker+Valid, 3248 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2024-11-07 00:15:38,821 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1225 Valid, 5157 Invalid, 3922 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [672 Valid, 3248 Invalid, 2 Unknown, 0 Unchecked, 15.8s Time] [2024-11-07 00:15:38,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3209 states. [2024-11-07 00:15:39,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3209 to 2452. [2024-11-07 00:15:39,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2452 states, 2101 states have (on average 1.153736316039981) internal successors, (2424), 2125 states have internal predecessors, (2424), 306 states have call successors, (306), 44 states have call predecessors, (306), 44 states have return successors, (305), 295 states have call predecessors, (305), 305 states have call successors, (305) [2024-11-07 00:15:39,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 2452 states and 3035 transitions. [2024-11-07 00:15:39,116 INFO L78 Accepts]: Start accepts. Automaton has 2452 states and 3035 transitions. Word has length 148 [2024-11-07 00:15:39,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 00:15:39,118 INFO L471 AbstractCegarLoop]: Abstraction has 2452 states and 3035 transitions. [2024-11-07 00:15:39,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.5) internal successors, (142), 2 states have internal predecessors, (142), 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) [2024-11-07 00:15:39,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 3035 transitions. [2024-11-07 00:15:39,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-07 00:15:39,131 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 00:15:39,131 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] [2024-11-07 00:15:39,132 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 00:15:39,132 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 00:15:39,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 00:15:39,133 INFO L85 PathProgramCache]: Analyzing trace with hash -44824461, now seen corresponding path program 1 times [2024-11-07 00:15:39,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 00:15:39,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543825164] [2024-11-07 00:15:39,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 00:15:39,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 00:15:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:15:40,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-07 00:15:40,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:15:40,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 00:15:40,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:15:40,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 00:15:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:15:41,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 00:15:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:15:41,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-07 00:15:41,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:15:41,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-07 00:15:41,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:15:41,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 00:15:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:15:41,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 00:15:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:15:41,085 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-07 00:15:41,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 00:15:41,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543825164] [2024-11-07 00:15:41,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543825164] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 00:15:41,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 00:15:41,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-07 00:15:41,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705581887] [2024-11-07 00:15:41,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 00:15:41,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 00:15:41,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 00:15:41,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 00:15:41,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-07 00:15:41,090 INFO L87 Difference]: Start difference. First operand 2452 states and 3035 transitions. Second operand has 9 states, 9 states have (on average 21.11111111111111) internal successors, (190), 6 states have internal predecessors, (190), 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) [2024-11-07 00:15:45,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 00:15:49,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 00:15:53,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 00:15:57,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 00:16:01,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 00:16:18,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 00:16:22,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 00:16:26,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 00:16:30,317 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 []