./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.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.3-2.c', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', 'a6fb157ae499b257dadbdfdc38e5d4454494023bad31f4939a5eb0b429ddb260'] 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.3-2.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6fb157ae499b257dadbdfdc38e5d4454494023bad31f4939a5eb0b429ddb260 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 00:15:34,709 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 00:15:34,802 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-07 00:15:34,809 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 00:15:34,810 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 00:15:34,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 00:15:34,837 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 00:15:34,837 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 00:15:34,837 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 00:15:34,838 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 00:15:34,838 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 00:15:34,838 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 00:15:34,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 00:15:34,839 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 00:15:34,839 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 00:15:34,839 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 00:15:34,840 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 00:15:34,840 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 00:15:34,840 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 00:15:34,840 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 00:15:34,840 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 00:15:34,840 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 00:15:34,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 00:15:34,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 00:15:34,840 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 00:15:34,840 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 00:15:34,840 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 00:15:34,840 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 00:15:34,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 00:15:34,840 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 00:15:34,840 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 00:15:34,841 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 00:15:34,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 00:15:34,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 00:15:34,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 00:15:34,841 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 00:15:34,841 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 00:15:34,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 00:15:34,841 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 00:15:34,841 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 00:15:34,842 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 00:15:34,842 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 00:15:34,842 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 -> a6fb157ae499b257dadbdfdc38e5d4454494023bad31f4939a5eb0b429ddb260 [2024-11-07 00:15:35,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 00:15:35,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 00:15:35,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 00:15:35,160 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 00:15:35,161 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 00:15:35,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c [2024-11-07 00:15:36,486 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 00:15:36,834 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 00:15:36,835 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/rekh_ctm.3-2.c [2024-11-07 00:15:36,864 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/16c84d20a/c4e62f022f054e838d9552fa389abeba/FLAG801e7acfb [2024-11-07 00:15:36,883 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/16c84d20a/c4e62f022f054e838d9552fa389abeba [2024-11-07 00:15:36,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 00:15:36,888 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 00:15:36,891 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 00:15:36,892 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 00:15:36,896 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 00:15:36,897 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:15:36" (1/1) ... [2024-11-07 00:15:36,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b1931f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:36, skipping insertion in model container [2024-11-07 00:15:36,899 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:15:36" (1/1) ... [2024-11-07 00:15:36,980 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 00:15:37,171 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.3-2.c[1871,1884] [2024-11-07 00:15:37,649 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 00:15:37,679 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 00:15:37,692 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/ctm.bug3.i","-S") [42] [2024-11-07 00:15:37,701 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.3-2.c[1871,1884] [2024-11-07 00:15:37,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 00:15:38,033 INFO L204 MainTranslator]: Completed translation [2024-11-07 00:15:38,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:38 WrapperNode [2024-11-07 00:15:38,034 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 00:15:38,036 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 00:15:38,037 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 00:15:38,037 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 00:15:38,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:38" (1/1) ... [2024-11-07 00:15:38,122 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:38" (1/1) ... [2024-11-07 00:15:38,430 INFO L138 Inliner]: procedures = 99, calls = 2816, calls flagged for inlining = 35, calls inlined = 35, statements flattened = 8627 [2024-11-07 00:15:38,431 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 00:15:38,432 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 00:15:38,432 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 00:15:38,432 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 00:15:38,452 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:38" (1/1) ... [2024-11-07 00:15:38,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:38" (1/1) ... [2024-11-07 00:15:38,509 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:38" (1/1) ... [2024-11-07 00:15:38,641 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 00:15:38,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:38" (1/1) ... [2024-11-07 00:15:38,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:38" (1/1) ... [2024-11-07 00:15:38,837 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:38" (1/1) ... [2024-11-07 00:15:38,867 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:38" (1/1) ... [2024-11-07 00:15:38,895 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:38" (1/1) ... [2024-11-07 00:15:38,926 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:38" (1/1) ... [2024-11-07 00:15:38,972 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 00:15:38,973 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 00:15:38,974 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 00:15:38,974 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 00:15:38,975 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:38" (1/1) ... [2024-11-07 00:15:38,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 00:15:38,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 00:15:39,011 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 00:15:39,017 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 00:15:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_state [2024-11-07 00:15:39,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_state [2024-11-07 00:15:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_state [2024-11-07 00:15:39,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_state [2024-11-07 00:15:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 00:15:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 00:15:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 00:15:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 00:15:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 00:15:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 00:15:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 00:15:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-07 00:15:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-07 00:15:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-07 00:15:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-07 00:15:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-07 00:15:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-07 00:15:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-07 00:15:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-07 00:15:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-07 00:15:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-07 00:15:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-07 00:15:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-07 00:15:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-07 00:15:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-07 00:15:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-07 00:15:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-07 00:15:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-07 00:15:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#47 [2024-11-07 00:15:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#48 [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_run_nxtbg [2024-11-07 00:15:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_run_nxtbg [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_set_count [2024-11-07 00:15:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_set_count [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write___startrek_current_priority [2024-11-07 00:15:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write___startrek_current_priority [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_input [2024-11-07 00:15:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_input [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_hyperperiod [2024-11-07 00:15:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_hyperperiod [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure bg_nxtcolorsensor [2024-11-07 00:15:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure bg_nxtcolorsensor [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Writer [2024-11-07 00:15:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Writer [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_mode [2024-11-07 00:15:39,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_mode [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-07 00:15:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-07 00:15:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-07 00:15:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-07 00:15:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-07 00:15:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-07 00:15:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-07 00:15:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-07 00:15:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-07 00:15:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-07 00:15:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-07 00:15:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-07 00:15:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-07 00:15:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-07 00:15:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-07 00:15:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-07 00:15:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-07 00:15:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-07 00:15:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-07 00:15:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-07 00:15:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-07 00:15:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-07 00:15:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-07 00:15:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-11-07 00:15:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2024-11-07 00:15:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2024-11-07 00:15:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2024-11-07 00:15:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2024-11-07 00:15:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2024-11-07 00:15:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2024-11-07 00:15:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2024-11-07 00:15:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2024-11-07 00:15:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2024-11-07 00:15:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2024-11-07 00:15:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2024-11-07 00:15:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2024-11-07 00:15:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2024-11-07 00:15:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2024-11-07 00:15:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2024-11-07 00:15:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2024-11-07 00:15:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#47 [2024-11-07 00:15:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#48 [2024-11-07 00:15:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2024-11-07 00:15:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2024-11-07 00:15:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_count [2024-11-07 00:15:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_count [2024-11-07 00:15:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_state [2024-11-07 00:15:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_state [2024-11-07 00:15:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_output [2024-11-07 00:15:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_output [2024-11-07 00:15:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure move_motor [2024-11-07 00:15:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure move_motor [2024-11-07 00:15:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_speed [2024-11-07 00:15:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_speed [2024-11-07 00:15:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure nxt_motor_get_count [2024-11-07 00:15:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure nxt_motor_get_count [2024-11-07 00:15:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 00:15:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t2 [2024-11-07 00:15:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t2 [2024-11-07 00:15:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure ecrobot_set_nxtcolorsensor [2024-11-07 00:15:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ecrobot_set_nxtcolorsensor [2024-11-07 00:15:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t3 [2024-11-07 00:15:39,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t3 [2024-11-07 00:15:39,049 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_output [2024-11-07 00:15:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_output [2024-11-07 00:15:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t0 [2024-11-07 00:15:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t0 [2024-11-07 00:15:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_T_count [2024-11-07 00:15:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_T_count [2024-11-07 00:15:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_cs_t1 [2024-11-07 00:15:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_cs_t1 [2024-11-07 00:15:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure TerminateTask [2024-11-07 00:15:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure TerminateTask [2024-11-07 00:15:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_count [2024-11-07 00:15:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_count [2024-11-07 00:15:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read___startrek_current_priority [2024-11-07 00:15:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read___startrek_current_priority [2024-11-07 00:15:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_count [2024-11-07 00:15:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_count [2024-11-07 00:15:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_count [2024-11-07 00:15:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_count [2024-11-07 00:15:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_T_speed [2024-11-07 00:15:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_T_speed [2024-11-07 00:15:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_nxtcolorsensor_data_mode [2024-11-07 00:15:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_nxtcolorsensor_data_mode [2024-11-07 00:15:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_threshold [2024-11-07 00:15:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_threshold [2024-11-07 00:15:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_need_to_read [2024-11-07 00:15:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_need_to_read [2024-11-07 00:15:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_state [2024-11-07 00:15:39,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_state [2024-11-07 00:15:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Reader [2024-11-07 00:15:39,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Reader [2024-11-07 00:15:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_dir [2024-11-07 00:15:39,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_dir [2024-11-07 00:15:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_W_speed [2024-11-07 00:15:39,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_W_speed [2024-11-07 00:15:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_input [2024-11-07 00:15:39,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_input [2024-11-07 00:15:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_R_state [2024-11-07 00:15:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_R_state [2024-11-07 00:15:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_read_need_to_run_nxtbg [2024-11-07 00:15:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_read_need_to_run_nxtbg [2024-11-07 00:15:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_W_state [2024-11-07 00:15:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_W_state [2024-11-07 00:15:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_write_R_count [2024-11-07 00:15:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_write_R_count [2024-11-07 00:15:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_TapeMover [2024-11-07 00:15:39,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_TapeMover [2024-11-07 00:15:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 00:15:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 00:15:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 00:15:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 00:15:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 00:15:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 00:15:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 00:15:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-07 00:15:39,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2024-11-07 00:15:39,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#47 [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#48 [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure __startrek_entry_pt_Controller [2024-11-07 00:15:39,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __startrek_entry_pt_Controller [2024-11-07 00:15:39,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 00:15:39,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 00:15:39,796 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 00:15:39,799 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 00:15:52,994 INFO L? ?]: Removed 946 outVars from TransFormulas that were not future-live. [2024-11-07 00:15:52,994 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 00:15:53,072 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 00:15:53,072 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-07 00:15:53,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:15:53 BoogieIcfgContainer [2024-11-07 00:15:53,073 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 00:15:53,076 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 00:15:53,076 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 00:15:53,081 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 00:15:53,081 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:15:36" (1/3) ... [2024-11-07 00:15:53,082 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76e9455e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:15:53, skipping insertion in model container [2024-11-07 00:15:53,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:15:38" (2/3) ... [2024-11-07 00:15:53,082 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76e9455e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:15:53, skipping insertion in model container [2024-11-07 00:15:53,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:15:53" (3/3) ... [2024-11-07 00:15:53,085 INFO L112 eAbstractionObserver]: Analyzing ICFG rekh_ctm.3-2.c [2024-11-07 00:15:53,101 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 00:15:53,101 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 00:15:53,256 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 00:15:53,270 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;@22cb51b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 00:15:53,270 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 00:15:53,295 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 00:15:53,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-07 00:15:53,317 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 00:15:53,319 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 00:15:53,319 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 00:15:53,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 00:15:53,327 INFO L85 PathProgramCache]: Analyzing trace with hash 1131494520, now seen corresponding path program 1 times [2024-11-07 00:15:53,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 00:15:53,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115018098] [2024-11-07 00:15:53,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 00:15:53,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 00:15:54,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:15:54,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-07 00:15:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:15:54,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 00:15:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:15:54,781 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 00:15:54,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 00:15:54,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115018098] [2024-11-07 00:15:54,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115018098] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 00:15:54,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 00:15:54,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 00:15:54,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137663963] [2024-11-07 00:15:54,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 00:15:54,797 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 00:15:54,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 00:15:54,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 00:15:54,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-07 00:15:54,831 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 00:15:58,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 00:16:03,001 WARN L539 Checker$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 00:16:13,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 00:16:13,633 INFO L93 Difference]: Finished difference Result 5682 states and 9376 transitions. [2024-11-07 00:16:13,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-07 00:16:13,637 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 00:16:13,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 00:16:13,701 INFO L225 Difference]: With dead ends: 5682 [2024-11-07 00:16:13,701 INFO L226 Difference]: Without dead ends: 3209 [2024-11-07 00:16:13,813 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 00:16:13,821 INFO L432 NwaCegarLoop]: 2371 mSDtfsCounter, 1174 mSDsluCounter, 2836 mSDsCounter, 0 mSdLazyCounter, 3252 mSolverCounterSat, 661 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1225 SdHoareTripleChecker+Valid, 5207 SdHoareTripleChecker+Invalid, 3915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 661 IncrementalHoareTripleChecker+Valid, 3252 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2024-11-07 00:16:13,823 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1225 Valid, 5207 Invalid, 3915 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [661 Valid, 3252 Invalid, 2 Unknown, 0 Unchecked, 17.9s Time] [2024-11-07 00:16:13,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3209 states. [2024-11-07 00:16:14,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3209 to 2452. [2024-11-07 00:16:14,297 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 00:16:14,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 2452 states and 3035 transitions. [2024-11-07 00:16:14,350 INFO L78 Accepts]: Start accepts. Automaton has 2452 states and 3035 transitions. Word has length 148 [2024-11-07 00:16:14,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 00:16:14,351 INFO L471 AbstractCegarLoop]: Abstraction has 2452 states and 3035 transitions. [2024-11-07 00:16:14,351 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 00:16:14,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 3035 transitions. [2024-11-07 00:16:14,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-11-07 00:16:14,372 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 00:16:14,373 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 00:16:14,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 00:16:14,373 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 00:16:14,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 00:16:14,374 INFO L85 PathProgramCache]: Analyzing trace with hash -44824461, now seen corresponding path program 1 times [2024-11-07 00:16:14,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 00:16:14,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386767667] [2024-11-07 00:16:14,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 00:16:14,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 00:16:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:16:16,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-07 00:16:16,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:16:16,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 00:16:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:16:16,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 00:16:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:16:16,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 00:16:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:16:16,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-07 00:16:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:16:16,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-07 00:16:16,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:16:16,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 00:16:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:16:16,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 00:16:16,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 00:16:16,853 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 00:16:16,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 00:16:16,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386767667] [2024-11-07 00:16:16,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386767667] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 00:16:16,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 00:16:16,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-07 00:16:16,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355816685] [2024-11-07 00:16:16,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 00:16:16,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 00:16:16,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 00:16:16,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 00:16:16,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-07 00:16:16,859 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 00:16:21,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 00:16:25,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 00:16:29,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 00:16:33,171 WARN L539 Checker$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 00:16:37,202 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 []