./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8d31f386 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --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 23a1b752410cb8d27579674ee690d6e6a6f1065c .................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --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 23a1b752410cb8d27579674ee690d6e6a6f1065c ................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 15:26:30,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 15:26:30,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 15:26:30,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 15:26:30,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 15:26:30,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 15:26:30,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 15:26:30,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 15:26:30,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 15:26:30,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 15:26:30,665 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 15:26:30,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 15:26:30,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 15:26:30,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 15:26:30,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 15:26:30,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 15:26:30,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 15:26:30,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 15:26:30,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 15:26:30,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 15:26:30,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 15:26:30,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 15:26:30,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 15:26:30,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 15:26:30,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 15:26:30,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 15:26:30,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 15:26:30,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 15:26:30,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 15:26:30,689 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 15:26:30,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 15:26:30,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 15:26:30,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 15:26:30,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 15:26:30,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 15:26:30,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 15:26:30,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 15:26:30,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 15:26:30,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 15:26:30,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 15:26:30,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 15:26:30,699 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 15:26:30,726 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 15:26:30,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 15:26:30,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 15:26:30,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 15:26:30,729 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 15:26:30,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 15:26:30,729 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 15:26:30,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 15:26:30,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 15:26:30,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 15:26:30,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 15:26:30,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 15:26:30,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 15:26:30,731 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 15:26:30,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 15:26:30,731 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 15:26:30,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 15:26:30,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 15:26:30,732 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 15:26:30,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 15:26:30,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 15:26:30,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 15:26:30,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 15:26:30,733 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 15:26:30,733 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 15:26:30,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 15:26:30,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 15:26:30,733 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 15:26:30,733 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23a1b752410cb8d27579674ee690d6e6a6f1065c [2021-07-05 15:26:30,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 15:26:30,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 15:26:30,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 15:26:30,994 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 15:26:30,995 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 15:26:30,996 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i [2021-07-05 15:26:31,038 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b43c9fe88/b78a140bba8b42a2aad5dff465c4f59d/FLAGe58279dde [2021-07-05 15:26:31,420 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 15:26:31,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i [2021-07-05 15:26:31,428 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b43c9fe88/b78a140bba8b42a2aad5dff465c4f59d/FLAGe58279dde [2021-07-05 15:26:31,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b43c9fe88/b78a140bba8b42a2aad5dff465c4f59d [2021-07-05 15:26:31,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 15:26:31,440 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 15:26:31,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 15:26:31,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 15:26:31,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 15:26:31,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 03:26:31" (1/1) ... [2021-07-05 15:26:31,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce3c0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:31, skipping insertion in model container [2021-07-05 15:26:31,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 03:26:31" (1/1) ... [2021-07-05 15:26:31,449 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 15:26:31,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 15:26:31,761 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30316,30329] [2021-07-05 15:26:31,765 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30498,30511] [2021-07-05 15:26:31,766 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30669,30682] [2021-07-05 15:26:31,769 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31047,31060] [2021-07-05 15:26:31,772 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31469,31482] [2021-07-05 15:26:31,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 15:26:31,781 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 15:26:31,812 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30316,30329] [2021-07-05 15:26:31,813 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30498,30511] [2021-07-05 15:26:31,814 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30669,30682] [2021-07-05 15:26:31,815 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31047,31060] [2021-07-05 15:26:31,816 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31469,31482] [2021-07-05 15:26:31,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 15:26:31,868 INFO L208 MainTranslator]: Completed translation [2021-07-05 15:26:31,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:31 WrapperNode [2021-07-05 15:26:31,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 15:26:31,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 15:26:31,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 15:26:31,869 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 15:26:31,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:31" (1/1) ... [2021-07-05 15:26:31,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:31" (1/1) ... [2021-07-05 15:26:31,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 15:26:31,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 15:26:31,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 15:26:31,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 15:26:31,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:31" (1/1) ... [2021-07-05 15:26:31,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:31" (1/1) ... [2021-07-05 15:26:31,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:31" (1/1) ... [2021-07-05 15:26:31,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:31" (1/1) ... [2021-07-05 15:26:31,937 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:31" (1/1) ... [2021-07-05 15:26:31,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:31" (1/1) ... [2021-07-05 15:26:31,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:31" (1/1) ... [2021-07-05 15:26:31,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 15:26:31,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 15:26:31,962 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 15:26:31,962 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 15:26:31,962 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:31" (1/1) ... [2021-07-05 15:26:31,966 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 15:26:31,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 15:26:31,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-07-05 15:26:31,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-07-05 15:26:32,007 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-07-05 15:26:32,007 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-07-05 15:26:32,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-05 15:26:32,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 15:26:32,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-05 15:26:32,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 15:26:32,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 15:26:32,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 15:26:32,009 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-05 15:26:32,626 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 15:26:32,626 INFO L299 CfgBuilder]: Removed 17 assume(true) statements. [2021-07-05 15:26:32,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 03:26:32 BoogieIcfgContainer [2021-07-05 15:26:32,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 15:26:32,635 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 15:26:32,635 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 15:26:32,637 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 15:26:32,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 03:26:31" (1/3) ... [2021-07-05 15:26:32,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52d0c523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 03:26:32, skipping insertion in model container [2021-07-05 15:26:32,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:31" (2/3) ... [2021-07-05 15:26:32,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52d0c523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 03:26:32, skipping insertion in model container [2021-07-05 15:26:32,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 03:26:32" (3/3) ... [2021-07-05 15:26:32,639 INFO L111 eAbstractionObserver]: Analyzing ICFG 41_FreeBSD_abd_kbd_sliced.i [2021-07-05 15:26:32,643 WARN L144 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-05 15:26:32,643 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 15:26:32,643 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2021-07-05 15:26:32,643 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-05 15:26:32,657 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,658 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,658 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,659 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,659 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,660 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,661 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,662 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,662 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,662 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,662 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,662 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,662 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,662 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,663 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,663 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,663 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,663 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,663 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,663 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,663 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,664 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,664 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,664 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,664 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,664 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,664 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,664 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,665 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,665 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,665 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,665 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,665 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,665 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,666 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,666 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,666 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,666 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,666 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,666 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,667 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,667 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,667 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,667 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,667 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,667 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,667 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,668 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,668 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,668 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,668 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,668 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,668 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,668 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,669 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_akbd_read_char_#in~wait| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,669 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,669 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_akbd_read_char_#in~wait| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,669 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,669 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,669 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,669 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,670 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,670 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,670 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,670 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,670 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,670 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,670 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,671 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,671 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,671 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,671 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,671 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,671 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,671 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,672 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,672 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,672 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,672 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,672 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,672 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,673 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_akbd_read_char_#in~wait| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,673 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,673 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_akbd_read_char_#in~wait| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,673 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,673 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,673 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,673 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,674 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,674 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,674 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,674 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,674 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,674 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,675 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,675 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,675 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,675 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,675 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,676 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,676 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,676 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,676 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,676 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,676 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,677 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,677 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,677 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,677 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,677 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,677 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,678 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,678 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,678 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,678 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,678 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,678 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,679 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,679 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,679 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,679 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,679 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,679 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,679 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,680 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,680 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,680 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,680 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,680 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,680 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,680 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,681 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,681 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,681 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,681 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,681 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,681 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,681 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,682 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,682 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,682 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,683 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,683 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,683 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,684 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,684 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,684 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,684 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,684 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,684 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,684 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,685 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_akbd_read_char_#in~wait| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,685 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,685 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:32,686 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-05 15:26:32,710 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 15:26:32,714 INFO L329 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, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 15:26:32,714 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 15:26:32,722 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-07-05 15:26:32,727 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 102 places, 118 transitions, 241 flow [2021-07-05 15:26:32,729 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 102 places, 118 transitions, 241 flow [2021-07-05 15:26:32,730 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 102 places, 118 transitions, 241 flow [2021-07-05 15:26:32,751 INFO L129 PetriNetUnfolder]: 20/128 cut-off events. [2021-07-05 15:26:32,751 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-07-05 15:26:32,753 INFO L84 FinitePrefix]: Finished finitePrefix Result has 133 conditions, 128 events. 20/128 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 303 event pairs, 0 based on Foata normal form. 0/101 useless extension candidates. Maximal degree in co-relation 103. Up to 7 conditions per place. [2021-07-05 15:26:32,755 INFO L116 LiptonReduction]: Number of co-enabled transitions 2366 [2021-07-05 15:26:37,573 INFO L131 LiptonReduction]: Checked pairs total: 2351 [2021-07-05 15:26:37,573 INFO L133 LiptonReduction]: Total number of compositions: 159 [2021-07-05 15:26:37,578 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 19 places, 22 transitions, 49 flow [2021-07-05 15:26:37,584 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 59 states, 46 states have (on average 2.782608695652174) internal successors, (128), 58 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 15:26:37,585 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 46 states have (on average 2.782608695652174) internal successors, (128), 58 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 15:26:37,589 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 15:26:37,590 INFO L374 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 15:26:37,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 15:26:37,593 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.PathProgramCache.addRun(PathProgramCache.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.StrategyFactory.constructStrategy(StrategyFactory.java:135) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.StrategyFactory.constructStrategy(StrategyFactory.java:119) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.isCounterexampleFeasibleInternal(AbstractCegarLoop.java:488) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:221) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:169) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-07-05 15:26:37,596 INFO L168 Benchmark]: Toolchain (without parser) took 6155.24 ms. Allocated memory was 60.8 MB in the beginning and 188.7 MB in the end (delta: 127.9 MB). Free memory was 36.9 MB in the beginning and 137.2 MB in the end (delta: -100.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 16.1 GB. [2021-07-05 15:26:37,597 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 60.8 MB. Free memory was 41.6 MB in the beginning and 41.6 MB in the end (delta: 40.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 15:26:37,597 INFO L168 Benchmark]: CACSL2BoogieTranslator took 427.22 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 36.7 MB in the beginning and 51.4 MB in the end (delta: -14.7 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-07-05 15:26:37,597 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.02 ms. Allocated memory is still 73.4 MB. Free memory was 51.4 MB in the beginning and 48.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 15:26:37,598 INFO L168 Benchmark]: Boogie Preprocessor took 46.04 ms. Allocated memory is still 73.4 MB. Free memory was 48.9 MB in the beginning and 47.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 15:26:37,598 INFO L168 Benchmark]: RCFGBuilder took 666.49 ms. Allocated memory was 73.4 MB in the beginning and 100.7 MB in the end (delta: 27.3 MB). Free memory was 47.2 MB in the beginning and 41.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 32.6 MB. Max. memory is 16.1 GB. [2021-07-05 15:26:37,599 INFO L168 Benchmark]: TraceAbstraction took 4960.43 ms. Allocated memory was 100.7 MB in the beginning and 188.7 MB in the end (delta: 88.1 MB). Free memory was 79.8 MB in the beginning and 137.2 MB in the end (delta: -57.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. [2021-07-05 15:26:37,601 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 60.8 MB. Free memory was 41.6 MB in the beginning and 41.6 MB in the end (delta: 40.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 427.22 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 36.7 MB in the beginning and 51.4 MB in the end (delta: -14.7 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 39.02 ms. Allocated memory is still 73.4 MB. Free memory was 51.4 MB in the beginning and 48.9 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 46.04 ms. Allocated memory is still 73.4 MB. Free memory was 48.9 MB in the beginning and 47.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 666.49 ms. Allocated memory was 73.4 MB in the beginning and 100.7 MB in the end (delta: 27.3 MB). Free memory was 47.2 MB in the beginning and 41.3 MB in the end (delta: 5.8 MB). Peak memory consumption was 32.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4960.43 ms. Allocated memory was 100.7 MB in the beginning and 188.7 MB in the end (delta: 88.1 MB). Free memory was 79.8 MB in the beginning and 137.2 MB in the end (delta: -57.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4844.5ms, 102 PlacesBefore, 19 PlacesAfterwards, 118 TransitionsBefore, 22 TransitionsAfterwards, 2366 CoEnabledTransitionPairs, 8 FixpointIterations, 12 TrivialSequentialCompositions, 100 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 34 ConcurrentYvCompositions, 13 ChoiceCompositions, 159 TotalNumberOfCompositions, 2351 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2351, positive: 2351, positive conditional: 0, positive unconditional: 2351, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1595, positive: 1595, positive conditional: 0, positive unconditional: 1595, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1595, positive: 1595, positive conditional: 0, positive unconditional: 1595, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2351, positive: 756, positive conditional: 0, positive unconditional: 756, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1595, unknown conditional: 0, unknown unconditional: 1595] , Statistics on independence cache: Total cache size (in pairs): 16, Positive cache size: 16, Positive conditional cache size: 0, Positive unconditional cache size: 16, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.PathProgramCache.addRun(PathProgramCache.java:68) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-07-05 15:26:37,629 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 15:26:39,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 15:26:39,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 15:26:39,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 15:26:39,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 15:26:39,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 15:26:39,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 15:26:39,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 15:26:39,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 15:26:39,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 15:26:39,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 15:26:39,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 15:26:39,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 15:26:39,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 15:26:39,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 15:26:39,165 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 15:26:39,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 15:26:39,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 15:26:39,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 15:26:39,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 15:26:39,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 15:26:39,176 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 15:26:39,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 15:26:39,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 15:26:39,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 15:26:39,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 15:26:39,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 15:26:39,182 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 15:26:39,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 15:26:39,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 15:26:39,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 15:26:39,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 15:26:39,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 15:26:39,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 15:26:39,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 15:26:39,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 15:26:39,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 15:26:39,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 15:26:39,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 15:26:39,188 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 15:26:39,188 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 15:26:39,189 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-07-05 15:26:39,210 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 15:26:39,210 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 15:26:39,211 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 15:26:39,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 15:26:39,212 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 15:26:39,212 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 15:26:39,212 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 15:26:39,212 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 15:26:39,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 15:26:39,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 15:26:39,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 15:26:39,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 15:26:39,214 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-05 15:26:39,214 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-05 15:26:39,214 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 15:26:39,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 15:26:39,214 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 15:26:39,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 15:26:39,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 15:26:39,215 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 15:26:39,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 15:26:39,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 15:26:39,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 15:26:39,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 15:26:39,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 15:26:39,215 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-05 15:26:39,216 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-05 15:26:39,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 15:26:39,216 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 15:26:39,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-05 15:26:39,216 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23a1b752410cb8d27579674ee690d6e6a6f1065c [2021-07-05 15:26:39,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 15:26:39,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 15:26:39,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 15:26:39,465 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 15:26:39,468 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 15:26:39,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i [2021-07-05 15:26:39,516 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5adf8b575/83686e30231f40bc83cc0d02debd5b7c/FLAG0d1bfdd29 [2021-07-05 15:26:39,884 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 15:26:39,891 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i [2021-07-05 15:26:39,902 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5adf8b575/83686e30231f40bc83cc0d02debd5b7c/FLAG0d1bfdd29 [2021-07-05 15:26:40,284 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5adf8b575/83686e30231f40bc83cc0d02debd5b7c [2021-07-05 15:26:40,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 15:26:40,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 15:26:40,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 15:26:40,290 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 15:26:40,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 15:26:40,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 03:26:40" (1/1) ... [2021-07-05 15:26:40,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6504a594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:40, skipping insertion in model container [2021-07-05 15:26:40,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 03:26:40" (1/1) ... [2021-07-05 15:26:40,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 15:26:40,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 15:26:40,542 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30316,30329] [2021-07-05 15:26:40,545 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30498,30511] [2021-07-05 15:26:40,546 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30669,30682] [2021-07-05 15:26:40,550 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31047,31060] [2021-07-05 15:26:40,553 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31469,31482] [2021-07-05 15:26:40,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 15:26:40,568 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 15:26:40,595 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30316,30329] [2021-07-05 15:26:40,596 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30498,30511] [2021-07-05 15:26:40,596 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[30669,30682] [2021-07-05 15:26:40,601 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31047,31060] [2021-07-05 15:26:40,602 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/41_FreeBSD_abd_kbd_sliced.i[31469,31482] [2021-07-05 15:26:40,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 15:26:40,663 INFO L208 MainTranslator]: Completed translation [2021-07-05 15:26:40,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:40 WrapperNode [2021-07-05 15:26:40,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 15:26:40,665 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 15:26:40,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 15:26:40,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 15:26:40,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:40" (1/1) ... [2021-07-05 15:26:40,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:40" (1/1) ... [2021-07-05 15:26:40,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 15:26:40,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 15:26:40,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 15:26:40,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 15:26:40,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:40" (1/1) ... [2021-07-05 15:26:40,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:40" (1/1) ... [2021-07-05 15:26:40,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:40" (1/1) ... [2021-07-05 15:26:40,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:40" (1/1) ... [2021-07-05 15:26:40,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:40" (1/1) ... [2021-07-05 15:26:40,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:40" (1/1) ... [2021-07-05 15:26:40,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:40" (1/1) ... [2021-07-05 15:26:40,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 15:26:40,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 15:26:40,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 15:26:40,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 15:26:40,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:40" (1/1) ... [2021-07-05 15:26:40,758 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 15:26:40,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 15:26:40,773 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-07-05 15:26:40,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-07-05 15:26:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-07-05 15:26:40,819 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-07-05 15:26:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 15:26:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-05 15:26:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-07-05 15:26:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-07-05 15:26:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 15:26:40,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 15:26:40,821 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-05 15:26:41,468 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 15:26:41,469 INFO L299 CfgBuilder]: Removed 17 assume(true) statements. [2021-07-05 15:26:41,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 03:26:41 BoogieIcfgContainer [2021-07-05 15:26:41,470 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 15:26:41,471 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 15:26:41,471 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 15:26:41,473 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 15:26:41,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 03:26:40" (1/3) ... [2021-07-05 15:26:41,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7015881e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 03:26:41, skipping insertion in model container [2021-07-05 15:26:41,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 03:26:40" (2/3) ... [2021-07-05 15:26:41,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7015881e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 03:26:41, skipping insertion in model container [2021-07-05 15:26:41,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 03:26:41" (3/3) ... [2021-07-05 15:26:41,475 INFO L111 eAbstractionObserver]: Analyzing ICFG 41_FreeBSD_abd_kbd_sliced.i [2021-07-05 15:26:41,479 WARN L144 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-05 15:26:41,479 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 15:26:41,479 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2021-07-05 15:26:41,479 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-05 15:26:41,493 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,494 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,494 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,494 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,494 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,494 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,494 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,495 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,495 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,496 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,496 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,496 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,496 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,496 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,496 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,496 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,497 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,497 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,497 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,497 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,497 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,497 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,497 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,498 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,498 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,498 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,498 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,498 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,498 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,498 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,499 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,499 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,499 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,499 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,499 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,499 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,500 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,500 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,501 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,501 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,502 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_akbd_read_char_#in~wait| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_akbd_read_char_#in~wait| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,502 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,503 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,503 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,503 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,503 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,503 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,503 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,503 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,503 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,504 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,504 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,504 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,504 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,504 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,504 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,504 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,505 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_akbd_read_char_#in~wait| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,505 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_akbd_read_char_#in~wait| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,506 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,506 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,506 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,506 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,507 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,507 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,507 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,507 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,507 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,507 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,507 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,508 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,508 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,508 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,508 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,508 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,508 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,508 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,509 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,509 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,509 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,509 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,509 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,509 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,510 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,510 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,510 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,510 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,510 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,510 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,510 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,511 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,511 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,511 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,511 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,511 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,512 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,512 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,512 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,512 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,513 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,513 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,514 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,514 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,514 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,515 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,515 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~switch6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,517 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,517 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,517 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,518 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_akbd_read_char_~wait not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,518 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_adb_kbd_receive_packet_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_akbd_read_char_#in~wait| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~ret7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,518 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-05 15:26:41,520 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-05 15:26:41,548 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 15:26:41,552 INFO L329 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, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 15:26:41,552 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 15:26:41,560 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-07-05 15:26:41,566 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 100 places, 116 transitions, 237 flow [2021-07-05 15:26:41,568 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 100 places, 116 transitions, 237 flow [2021-07-05 15:26:41,569 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 116 transitions, 237 flow [2021-07-05 15:26:41,590 INFO L129 PetriNetUnfolder]: 20/126 cut-off events. [2021-07-05 15:26:41,591 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-07-05 15:26:41,594 INFO L84 FinitePrefix]: Finished finitePrefix Result has 131 conditions, 126 events. 20/126 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 304 event pairs, 0 based on Foata normal form. 0/99 useless extension candidates. Maximal degree in co-relation 100. Up to 7 conditions per place. [2021-07-05 15:26:41,597 INFO L116 LiptonReduction]: Number of co-enabled transitions 2288 [2021-07-05 15:26:46,805 INFO L131 LiptonReduction]: Checked pairs total: 2176 [2021-07-05 15:26:46,805 INFO L133 LiptonReduction]: Total number of compositions: 161 [2021-07-05 15:26:46,810 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 19 places, 22 transitions, 49 flow [2021-07-05 15:26:46,816 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 59 states, 46 states have (on average 2.782608695652174) internal successors, (128), 58 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 15:26:46,817 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 46 states have (on average 2.782608695652174) internal successors, (128), 58 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 15:26:46,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 15:26:46,823 INFO L374 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 15:26:46,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 15:26:46,826 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.PathProgramCache.addRun(PathProgramCache.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.StrategyFactory.constructStrategy(StrategyFactory.java:135) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.StrategyFactory.constructStrategy(StrategyFactory.java:119) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.isCounterexampleFeasibleInternal(AbstractCegarLoop.java:488) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:221) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:169) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-07-05 15:26:46,828 INFO L168 Benchmark]: Toolchain (without parser) took 6538.93 ms. Allocated memory was 58.7 MB in the beginning and 151.0 MB in the end (delta: 92.3 MB). Free memory was 35.1 MB in the beginning and 108.1 MB in the end (delta: -73.0 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2021-07-05 15:26:46,828 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 58.7 MB. Free memory is still 39.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 15:26:46,829 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.42 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 35.0 MB in the beginning and 44.9 MB in the end (delta: -9.9 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. [2021-07-05 15:26:46,829 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.23 ms. Allocated memory is still 71.3 MB. Free memory was 44.9 MB in the beginning and 42.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 15:26:46,830 INFO L168 Benchmark]: Boogie Preprocessor took 42.99 ms. Allocated memory is still 71.3 MB. Free memory was 42.5 MB in the beginning and 40.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 15:26:46,830 INFO L168 Benchmark]: RCFGBuilder took 722.12 ms. Allocated memory is still 71.3 MB. Free memory was 40.4 MB in the beginning and 40.2 MB in the end (delta: 150.1 kB). Peak memory consumption was 20.2 MB. Max. memory is 16.1 GB. [2021-07-05 15:26:46,831 INFO L168 Benchmark]: TraceAbstraction took 5355.93 ms. Allocated memory was 71.3 MB in the beginning and 151.0 MB in the end (delta: 79.7 MB). Free memory was 39.8 MB in the beginning and 108.1 MB in the end (delta: -68.3 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. [2021-07-05 15:26:46,832 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 58.7 MB. Free memory is still 39.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 374.42 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 35.0 MB in the beginning and 44.9 MB in the end (delta: -9.9 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 39.23 ms. Allocated memory is still 71.3 MB. Free memory was 44.9 MB in the beginning and 42.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.99 ms. Allocated memory is still 71.3 MB. Free memory was 42.5 MB in the beginning and 40.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 722.12 ms. Allocated memory is still 71.3 MB. Free memory was 40.4 MB in the beginning and 40.2 MB in the end (delta: 150.1 kB). Peak memory consumption was 20.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5355.93 ms. Allocated memory was 71.3 MB in the beginning and 151.0 MB in the end (delta: 79.7 MB). Free memory was 39.8 MB in the beginning and 108.1 MB in the end (delta: -68.3 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5237.8ms, 100 PlacesBefore, 19 PlacesAfterwards, 116 TransitionsBefore, 22 TransitionsAfterwards, 2288 CoEnabledTransitionPairs, 7 FixpointIterations, 13 TrivialSequentialCompositions, 98 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 37 ConcurrentYvCompositions, 13 ChoiceCompositions, 161 TotalNumberOfCompositions, 2176 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2176, positive: 2176, positive conditional: 0, positive unconditional: 2176, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1548, positive: 1548, positive conditional: 0, positive unconditional: 1548, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1548, positive: 1548, positive conditional: 0, positive unconditional: 1548, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2176, positive: 628, positive conditional: 0, positive unconditional: 628, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1548, unknown conditional: 0, unknown unconditional: 1548] , Statistics on independence cache: Total cache size (in pairs): 16, Positive cache size: 16, Positive conditional cache size: 0, Positive unconditional cache size: 16, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.PathProgramCache.addRun(PathProgramCache.java:68) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-07-05 15:26:46,860 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...