./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/fkp2013_variant-1.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_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/fkp2013_variant-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/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 8b47c7e79ee60e8251a09e6e07ffbaaacf44cda1 ....................................................................................................................................................................................................................................... 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_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/fkp2013_variant-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/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 8b47c7e79ee60e8251a09e6e07ffbaaacf44cda1 ......................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-16 00:34:07,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:34:07,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:34:07,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:34:07,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:34:07,811 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:34:07,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:34:07,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:34:07,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:34:07,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:34:07,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:34:07,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:34:07,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:34:07,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:34:07,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:34:07,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:34:07,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:34:07,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:34:07,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:34:07,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:34:07,850 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:34:07,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:34:07,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:34:07,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:34:07,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:34:07,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:34:07,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:34:07,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:34:07,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:34:07,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:34:07,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:34:07,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:34:07,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:34:07,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:34:07,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:34:07,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:34:07,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:34:07,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:34:07,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:34:07,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:34:07,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:34:07,868 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 00:34:07,894 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:34:07,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:34:07,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:34:07,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:34:07,906 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:34:07,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:34:07,906 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 00:34:07,907 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 00:34:07,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 00:34:07,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:34:07,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:34:07,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:34:07,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:34:07,908 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 00:34:07,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:34:07,908 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:34:07,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:34:07,909 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:34:07,909 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:34:07,910 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:34:07,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:34:07,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:34:07,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:34:07,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:34:07,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:34:07,912 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 00:34:07,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 00:34:07,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:34:07,913 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_ede989a6-31c3-469b-83ff-ec79c815081b/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 -> 8b47c7e79ee60e8251a09e6e07ffbaaacf44cda1 [2019-11-16 00:34:07,938 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:34:07,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:34:07,958 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:34:07,959 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:34:07,960 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:34:07,961 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/../../sv-benchmarks/c/pthread-lit/fkp2013_variant-1.i [2019-11-16 00:34:08,028 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/data/43fa7a8f6/ea0b61b3b2d2439ca9c8607517af9c59/FLAGa97f3c4ac [2019-11-16 00:34:08,461 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:34:08,461 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/sv-benchmarks/c/pthread-lit/fkp2013_variant-1.i [2019-11-16 00:34:08,476 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/data/43fa7a8f6/ea0b61b3b2d2439ca9c8607517af9c59/FLAGa97f3c4ac [2019-11-16 00:34:08,795 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/data/43fa7a8f6/ea0b61b3b2d2439ca9c8607517af9c59 [2019-11-16 00:34:08,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:34:08,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:34:08,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:34:08,800 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:34:08,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:34:08,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:34:08" (1/1) ... [2019-11-16 00:34:08,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@620c936b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:08, skipping insertion in model container [2019-11-16 00:34:08,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:34:08" (1/1) ... [2019-11-16 00:34:08,813 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:34:08,854 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:34:09,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:34:09,280 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:34:09,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:34:09,410 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:34:09,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:09 WrapperNode [2019-11-16 00:34:09,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:34:09,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:34:09,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:34:09,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:34:09,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:09" (1/1) ... [2019-11-16 00:34:09,431 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:09" (1/1) ... [2019-11-16 00:34:09,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:34:09,449 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:34:09,449 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:34:09,449 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:34:09,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:09" (1/1) ... [2019-11-16 00:34:09,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:09" (1/1) ... [2019-11-16 00:34:09,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:09" (1/1) ... [2019-11-16 00:34:09,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:09" (1/1) ... [2019-11-16 00:34:09,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:09" (1/1) ... [2019-11-16 00:34:09,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:09" (1/1) ... [2019-11-16 00:34:09,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:09" (1/1) ... [2019-11-16 00:34:09,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:34:09,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:34:09,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:34:09,475 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:34:09,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/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 [2019-11-16 00:34:09,558 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-11-16 00:34:09,558 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-11-16 00:34:09,558 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-16 00:34:09,559 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-16 00:34:09,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-16 00:34:09,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-16 00:34:09,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-16 00:34:09,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:34:09,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:34:09,561 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-16 00:34:09,894 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:34:09,894 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-16 00:34:09,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:34:09 BoogieIcfgContainer [2019-11-16 00:34:09,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:34:09,896 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:34:09,896 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:34:09,899 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:34:09,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:34:08" (1/3) ... [2019-11-16 00:34:09,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bd72d69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:34:09, skipping insertion in model container [2019-11-16 00:34:09,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:09" (2/3) ... [2019-11-16 00:34:09,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bd72d69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:34:09, skipping insertion in model container [2019-11-16 00:34:09,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:34:09" (3/3) ... [2019-11-16 00:34:09,903 INFO L109 eAbstractionObserver]: Analyzing ICFG fkp2013_variant-1.i [2019-11-16 00:34:09,932 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,933 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,933 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,933 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,933 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,934 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,934 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,934 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,934 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,935 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,935 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,935 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,935 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,935 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,936 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,936 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,936 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,936 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,936 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,937 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,937 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:09,948 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-16 00:34:09,948 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:34:09,955 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-16 00:34:09,966 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-16 00:34:09,984 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:34:09,984 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:34:09,984 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:34:09,985 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:34:09,985 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:34:09,985 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:34:09,985 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:34:09,985 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:34:09,994 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 53 places, 53 transitions [2019-11-16 00:34:10,024 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_thr2 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) [2019-11-16 00:34:10,028 INFO L168 Benchmark]: Toolchain (without parser) took 1229.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.4 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -170.0 MB). Peak memory consumption was 11.4 MB. Max. memory is 11.5 GB. [2019-11-16 00:34:10,029 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:34:10,030 INFO L168 Benchmark]: CACSL2BoogieTranslator took 611.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.4 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -208.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-11-16 00:34:10,030 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 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. [2019-11-16 00:34:10,031 INFO L168 Benchmark]: Boogie Preprocessor took 25.03 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. [2019-11-16 00:34:10,032 INFO L168 Benchmark]: RCFGBuilder took 421.22 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. [2019-11-16 00:34:10,032 INFO L168 Benchmark]: TraceAbstraction took 130.06 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. [2019-11-16 00:34:10,040 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 611.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.4 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -208.5 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 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 25.03 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 421.22 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 130.06 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. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: 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 [2019-11-16 00:34:12,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:34:12,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:34:12,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:34:12,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:34:12,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:34:12,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:34:12,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:34:12,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:34:12,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:34:12,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:34:12,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:34:12,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:34:12,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:34:12,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:34:12,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:34:12,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:34:12,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:34:12,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:34:12,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:34:12,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:34:12,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:34:12,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:34:12,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:34:12,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:34:12,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:34:12,465 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:34:12,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:34:12,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:34:12,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:34:12,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:34:12,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:34:12,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:34:12,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:34:12,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:34:12,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:34:12,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:34:12,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:34:12,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:34:12,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:34:12,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:34:12,475 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-16 00:34:12,489 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:34:12,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:34:12,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:34:12,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:34:12,491 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:34:12,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:34:12,491 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 00:34:12,491 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 00:34:12,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:34:12,492 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:34:12,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:34:12,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:34:12,492 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-16 00:34:12,493 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-16 00:34:12,493 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 00:34:12,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:34:12,493 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:34:12,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:34:12,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:34:12,494 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:34:12,494 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:34:12,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:34:12,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:34:12,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:34:12,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:34:12,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:34:12,496 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-16 00:34:12,496 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-16 00:34:12,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:34:12,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 00:34:12,497 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_ede989a6-31c3-469b-83ff-ec79c815081b/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 -> 8b47c7e79ee60e8251a09e6e07ffbaaacf44cda1 [2019-11-16 00:34:12,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:34:12,537 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:34:12,540 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:34:12,542 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:34:12,544 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:34:12,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/../../sv-benchmarks/c/pthread-lit/fkp2013_variant-1.i [2019-11-16 00:34:12,600 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/data/f07919721/76f826a685b74a16ba8f3ecb078ba48c/FLAG4afa47947 [2019-11-16 00:34:13,021 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:34:13,023 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/sv-benchmarks/c/pthread-lit/fkp2013_variant-1.i [2019-11-16 00:34:13,041 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/data/f07919721/76f826a685b74a16ba8f3ecb078ba48c/FLAG4afa47947 [2019-11-16 00:34:13,332 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/bin/uautomizer/data/f07919721/76f826a685b74a16ba8f3ecb078ba48c [2019-11-16 00:34:13,334 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:34:13,336 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:34:13,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:34:13,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:34:13,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:34:13,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:34:13" (1/1) ... [2019-11-16 00:34:13,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@673f2b09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:13, skipping insertion in model container [2019-11-16 00:34:13,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:34:13" (1/1) ... [2019-11-16 00:34:13,356 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:34:13,405 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:34:13,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:34:13,875 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:34:13,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:34:13,996 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:34:13,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:13 WrapperNode [2019-11-16 00:34:13,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:34:13,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:34:13,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:34:13,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:34:14,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:13" (1/1) ... [2019-11-16 00:34:14,025 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:13" (1/1) ... [2019-11-16 00:34:14,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:34:14,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:34:14,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:34:14,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:34:14,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:13" (1/1) ... [2019-11-16 00:34:14,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:13" (1/1) ... [2019-11-16 00:34:14,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:13" (1/1) ... [2019-11-16 00:34:14,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:13" (1/1) ... [2019-11-16 00:34:14,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:13" (1/1) ... [2019-11-16 00:34:14,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:13" (1/1) ... [2019-11-16 00:34:14,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:13" (1/1) ... [2019-11-16 00:34:14,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:34:14,083 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:34:14,083 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:34:14,084 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:34:14,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ede989a6-31c3-469b-83ff-ec79c815081b/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 [2019-11-16 00:34:14,148 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-11-16 00:34:14,149 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-11-16 00:34:14,149 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-16 00:34:14,149 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-16 00:34:14,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-16 00:34:14,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-16 00:34:14,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-16 00:34:14,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:34:14,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:34:14,152 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-16 00:34:14,526 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:34:14,526 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-16 00:34:14,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:34:14 BoogieIcfgContainer [2019-11-16 00:34:14,527 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:34:14,528 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:34:14,528 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:34:14,531 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:34:14,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:34:13" (1/3) ... [2019-11-16 00:34:14,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fd7d5b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:34:14, skipping insertion in model container [2019-11-16 00:34:14,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:34:13" (2/3) ... [2019-11-16 00:34:14,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fd7d5b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:34:14, skipping insertion in model container [2019-11-16 00:34:14,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:34:14" (3/3) ... [2019-11-16 00:34:14,533 INFO L109 eAbstractionObserver]: Analyzing ICFG fkp2013_variant-1.i [2019-11-16 00:34:14,567 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,567 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,567 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,567 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,567 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,568 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,568 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,568 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,568 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,569 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,569 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,569 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,570 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,570 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,570 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,570 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,571 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,572 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,572 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,572 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,572 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-11-16 00:34:14,584 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-11-16 00:34:14,584 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:34:14,589 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-16 00:34:14,598 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-16 00:34:14,621 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:34:14,621 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:34:14,622 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:34:14,622 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:34:14,622 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:34:14,623 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:34:14,623 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:34:14,623 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:34:14,636 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 52 places, 52 transitions [2019-11-16 00:34:14,665 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_thr2 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) [2019-11-16 00:34:14,670 INFO L168 Benchmark]: Toolchain (without parser) took 1333.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -113.1 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2019-11-16 00:34:14,670 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:34:14,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 661.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -151.1 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-11-16 00:34:14,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.22 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. [2019-11-16 00:34:14,672 INFO L168 Benchmark]: Boogie Preprocessor took 36.66 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. [2019-11-16 00:34:14,673 INFO L168 Benchmark]: RCFGBuilder took 444.25 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: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. [2019-11-16 00:34:14,673 INFO L168 Benchmark]: TraceAbstraction took 139.53 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: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2019-11-16 00:34:14,676 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 661.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -151.1 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.22 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. * Boogie Preprocessor took 36.66 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 444.25 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: 24.9 MB). Peak memory consumption was 24.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 139.53 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: 13.1 MB). Peak memory consumption was 13.1 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_thr2 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr2: 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...