./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8344e7e4f737b63e5072d4c79eca78f8b48531d5 ................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8344e7e4f737b63e5072d4c79eca78f8b48531d5 .................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 19:54:15,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 19:54:15,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 19:54:15,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 19:54:15,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 19:54:15,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 19:54:15,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 19:54:15,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 19:54:15,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 19:54:15,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 19:54:15,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 19:54:15,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 19:54:15,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 19:54:15,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 19:54:15,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 19:54:15,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 19:54:15,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 19:54:15,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 19:54:15,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 19:54:15,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 19:54:15,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 19:54:15,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 19:54:15,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 19:54:15,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 19:54:15,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 19:54:15,830 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 19:54:15,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 19:54:15,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 19:54:15,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 19:54:15,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 19:54:15,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 19:54:15,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 19:54:15,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 19:54:15,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 19:54:15,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 19:54:15,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 19:54:15,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 19:54:15,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 19:54:15,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 19:54:15,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 19:54:15,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 19:54:15,840 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 19:54:15,854 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 19:54:15,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 19:54:15,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 19:54:15,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 19:54:15,856 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 19:54:15,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 19:54:15,857 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 19:54:15,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 19:54:15,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 19:54:15,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 19:54:15,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 19:54:15,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 19:54:15,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 19:54:15,858 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 19:54:15,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 19:54:15,858 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 19:54:15,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 19:54:15,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 19:54:15,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 19:54:15,859 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 19:54:15,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 19:54:15,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 19:54:15,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 19:54:15,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 19:54:15,860 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 19:54:15,860 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 19:54:15,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 19:54:15,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 19:54:15,861 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer 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(__VERIFIER_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 -> 8344e7e4f737b63e5072d4c79eca78f8b48531d5 [2019-11-15 19:54:15,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 19:54:15,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 19:54:15,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 19:54:15,901 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 19:54:15,902 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 19:54:15,902 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-11-15 19:54:15,956 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/data/61c0e3f46/d568ad5c692f4fbab30a47872a1c06a9/FLAGda60c90d3 [2019-11-15 19:54:16,424 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 19:54:16,425 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-11-15 19:54:16,435 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/data/61c0e3f46/d568ad5c692f4fbab30a47872a1c06a9/FLAGda60c90d3 [2019-11-15 19:54:16,446 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/data/61c0e3f46/d568ad5c692f4fbab30a47872a1c06a9 [2019-11-15 19:54:16,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 19:54:16,449 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 19:54:16,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 19:54:16,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 19:54:16,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 19:54:16,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:54:16" (1/1) ... [2019-11-15 19:54:16,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ac1ccf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:16, skipping insertion in model container [2019-11-15 19:54:16,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:54:16" (1/1) ... [2019-11-15 19:54:16,464 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 19:54:16,521 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 19:54:16,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 19:54:16,871 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 19:54:16,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 19:54:17,015 INFO L192 MainTranslator]: Completed translation [2019-11-15 19:54:17,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:17 WrapperNode [2019-11-15 19:54:17,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 19:54:17,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 19:54:17,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 19:54:17,018 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 19:54:17,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:17" (1/1) ... [2019-11-15 19:54:17,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:17" (1/1) ... [2019-11-15 19:54:17,079 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 19:54:17,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 19:54:17,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 19:54:17,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 19:54:17,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:17" (1/1) ... [2019-11-15 19:54:17,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:17" (1/1) ... [2019-11-15 19:54:17,094 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:17" (1/1) ... [2019-11-15 19:54:17,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:17" (1/1) ... [2019-11-15 19:54:17,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:17" (1/1) ... [2019-11-15 19:54:17,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:17" (1/1) ... [2019-11-15 19:54:17,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:17" (1/1) ... [2019-11-15 19:54:17,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 19:54:17,111 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 19:54:17,111 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 19:54:17,117 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 19:54:17,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 19:54:17,181 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-15 19:54:17,182 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-15 19:54:17,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 19:54:17,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 19:54:17,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 19:54:17,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 19:54:17,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 19:54:17,184 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-15 19:54:17,564 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 19:54:17,564 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-15 19:54:17,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:54:17 BoogieIcfgContainer [2019-11-15 19:54:17,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 19:54:17,566 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 19:54:17,566 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 19:54:17,569 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 19:54:17,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 07:54:16" (1/3) ... [2019-11-15 19:54:17,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@207bce83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 07:54:17, skipping insertion in model container [2019-11-15 19:54:17,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:17" (2/3) ... [2019-11-15 19:54:17,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@207bce83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 07:54:17, skipping insertion in model container [2019-11-15 19:54:17,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:54:17" (3/3) ... [2019-11-15 19:54:17,573 INFO L109 eAbstractionObserver]: Analyzing ICFG 28_buggy_simple_loop1_vf.i [2019-11-15 19:54:17,602 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,603 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,603 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,603 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,603 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,604 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,604 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,604 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,604 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,604 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,605 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,605 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,605 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,605 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,606 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,606 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,606 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,606 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,607 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,607 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,607 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,607 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,607 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,608 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,608 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,608 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,608 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,609 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,609 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,609 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,609 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,609 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,610 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,610 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,610 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,611 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,611 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,611 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,611 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,612 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,612 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,612 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,612 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,612 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,613 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,613 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,613 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,613 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,614 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,614 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,614 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,614 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,615 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,615 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,615 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,615 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,616 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,616 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,616 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,616 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,616 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,617 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,617 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,617 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,617 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,618 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:17,624 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-15 19:54:17,624 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 19:54:17,632 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-15 19:54:17,643 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-15 19:54:17,661 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 19:54:17,661 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 19:54:17,661 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 19:54:17,661 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 19:54:17,661 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 19:54:17,662 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 19:54:17,662 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 19:54:17,662 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 19:54:17,671 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 46 places, 54 transitions [2019-11-15 19:54:17,682 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-15 19:54:17,687 INFO L168 Benchmark]: Toolchain (without parser) took 1237.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -134.4 MB). Peak memory consumption was 6.1 MB. Max. memory is 11.5 GB. [2019-11-15 19:54:17,687 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 19:54:17,688 INFO L168 Benchmark]: CACSL2BoogieTranslator took 567.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -172.9 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-11-15 19:54:17,689 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 19:54:17,689 INFO L168 Benchmark]: Boogie Preprocessor took 29.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 19:54:17,690 INFO L168 Benchmark]: RCFGBuilder took 454.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2019-11-15 19:54:17,691 INFO L168 Benchmark]: TraceAbstraction took 118.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-15 19:54:17,694 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 567.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -172.9 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 454.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 118.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-11-15 19:54:19,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 19:54:19,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 19:54:19,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 19:54:19,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 19:54:19,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 19:54:19,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 19:54:19,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 19:54:19,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 19:54:19,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 19:54:19,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 19:54:19,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 19:54:19,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 19:54:19,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 19:54:19,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 19:54:19,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 19:54:19,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 19:54:19,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 19:54:19,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 19:54:19,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 19:54:19,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 19:54:19,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 19:54:19,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 19:54:19,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 19:54:19,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 19:54:19,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 19:54:19,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 19:54:19,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 19:54:19,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 19:54:19,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 19:54:19,868 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 19:54:19,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 19:54:19,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 19:54:19,870 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 19:54:19,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 19:54:19,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 19:54:19,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 19:54:19,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 19:54:19,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 19:54:19,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 19:54:19,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 19:54:19,875 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-15 19:54:19,898 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 19:54:19,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 19:54:19,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 19:54:19,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 19:54:19,900 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 19:54:19,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 19:54:19,900 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 19:54:19,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 19:54:19,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 19:54:19,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 19:54:19,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 19:54:19,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 19:54:19,901 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-15 19:54:19,902 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-15 19:54:19,902 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 19:54:19,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 19:54:19,902 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 19:54:19,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 19:54:19,903 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 19:54:19,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 19:54:19,903 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 19:54:19,904 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 19:54:19,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 19:54:19,904 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 19:54:19,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 19:54:19,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 19:54:19,905 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-15 19:54:19,905 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-15 19:54:19,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 19:54:19,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 19:54:19,906 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer 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(__VERIFIER_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 -> 8344e7e4f737b63e5072d4c79eca78f8b48531d5 [2019-11-15 19:54:19,937 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 19:54:19,949 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 19:54:19,952 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 19:54:19,954 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 19:54:19,955 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 19:54:19,956 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-11-15 19:54:20,015 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/data/d97d0d035/d3f6d6e380f54362953a728c8019d57a/FLAGbf745be88 [2019-11-15 19:54:20,516 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 19:54:20,521 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2019-11-15 19:54:20,541 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/data/d97d0d035/d3f6d6e380f54362953a728c8019d57a/FLAGbf745be88 [2019-11-15 19:54:20,836 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/data/d97d0d035/d3f6d6e380f54362953a728c8019d57a [2019-11-15 19:54:20,842 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 19:54:20,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 19:54:20,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 19:54:20,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 19:54:20,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 19:54:20,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:54:20" (1/1) ... [2019-11-15 19:54:20,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281a951 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:20, skipping insertion in model container [2019-11-15 19:54:20,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 07:54:20" (1/1) ... [2019-11-15 19:54:20,863 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 19:54:20,912 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 19:54:21,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 19:54:21,430 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 19:54:21,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 19:54:21,545 INFO L192 MainTranslator]: Completed translation [2019-11-15 19:54:21,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:21 WrapperNode [2019-11-15 19:54:21,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 19:54:21,547 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 19:54:21,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 19:54:21,547 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 19:54:21,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:21" (1/1) ... [2019-11-15 19:54:21,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:21" (1/1) ... [2019-11-15 19:54:21,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 19:54:21,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 19:54:21,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 19:54:21,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 19:54:21,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:21" (1/1) ... [2019-11-15 19:54:21,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:21" (1/1) ... [2019-11-15 19:54:21,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:21" (1/1) ... [2019-11-15 19:54:21,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:21" (1/1) ... [2019-11-15 19:54:21,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:21" (1/1) ... [2019-11-15 19:54:21,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:21" (1/1) ... [2019-11-15 19:54:21,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:21" (1/1) ... [2019-11-15 19:54:21,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 19:54:21,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 19:54:21,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 19:54:21,626 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 19:54:21,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2a339a58-9e9a-46d4-bab3-3f5acf11a3b0/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 19:54:21,695 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-15 19:54:21,695 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-15 19:54:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 19:54:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 19:54:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-15 19:54:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 19:54:21,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 19:54:21,698 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-15 19:54:22,051 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 19:54:22,051 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-15 19:54:22,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:54:22 BoogieIcfgContainer [2019-11-15 19:54:22,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 19:54:22,053 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 19:54:22,053 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 19:54:22,055 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 19:54:22,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 07:54:20" (1/3) ... [2019-11-15 19:54:22,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41d3e612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 07:54:22, skipping insertion in model container [2019-11-15 19:54:22,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 07:54:21" (2/3) ... [2019-11-15 19:54:22,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41d3e612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 07:54:22, skipping insertion in model container [2019-11-15 19:54:22,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 07:54:22" (3/3) ... [2019-11-15 19:54:22,058 INFO L109 eAbstractionObserver]: Analyzing ICFG 28_buggy_simple_loop1_vf.i [2019-11-15 19:54:22,089 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,090 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,090 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,090 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,090 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,090 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,091 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,091 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,091 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,091 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,091 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,092 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,092 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,092 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,092 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,092 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,093 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,093 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,093 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,093 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,093 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,094 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,094 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,094 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,094 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,094 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,094 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,095 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,095 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,095 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,095 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,095 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,096 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,096 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,096 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,096 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,097 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,097 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,097 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,097 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,097 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~y~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,098 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,098 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,098 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,098 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,099 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,099 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,099 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,099 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,099 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~z~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,100 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,100 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,100 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,100 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,100 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,101 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,101 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,101 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,101 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,101 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,102 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,102 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,102 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,102 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,102 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,103 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-15 19:54:22,109 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-15 19:54:22,110 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 19:54:22,118 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-15 19:54:22,128 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-15 19:54:22,148 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 19:54:22,148 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 19:54:22,148 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 19:54:22,148 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 19:54:22,148 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 19:54:22,148 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 19:54:22,149 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 19:54:22,149 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 19:54:22,158 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 46 places, 54 transitions [2019-11-15 19:54:22,168 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-15 19:54:22,173 INFO L168 Benchmark]: Toolchain (without parser) took 1328.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -142.4 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2019-11-15 19:54:22,173 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 19:54:22,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 700.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -182.1 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-11-15 19:54:22,175 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-15 19:54:22,175 INFO L168 Benchmark]: Boogie Preprocessor took 27.66 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 19:54:22,176 INFO L168 Benchmark]: RCFGBuilder took 427.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2019-11-15 19:54:22,177 INFO L168 Benchmark]: TraceAbstraction took 117.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-15 19:54:22,180 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 700.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -182.1 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.66 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 427.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 117.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...