./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/27_Boop_simple_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/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/27_Boop_simple_vf.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/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 18121f6f0a0f7a78c6fb3c22ab3ab492728f46a4 ................................................................................................................................................................................................................................................ 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/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/27_Boop_simple_vf.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/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 18121f6f0a0f7a78c6fb3c22ab3ab492728f46a4 ................................................................................................................................................................................................................................................. 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 [2019-10-22 08:57:14,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:57:14,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:57:14,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:57:14,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:57:14,477 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:57:14,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:57:14,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:57:14,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:57:14,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:57:14,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:57:14,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:57:14,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:57:14,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:57:14,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:57:14,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:57:14,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:57:14,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:57:14,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:57:14,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:57:14,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:57:14,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:57:14,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:57:14,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:57:14,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:57:14,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:57:14,495 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:57:14,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:57:14,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:57:14,497 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:57:14,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:57:14,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:57:14,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:57:14,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:57:14,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:57:14,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:57:14,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:57:14,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:57:14,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:57:14,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:57:14,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:57:14,503 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:57:14,513 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:57:14,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:57:14,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:57:14,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:57:14,514 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:57:14,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:57:14,515 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:57:14,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:57:14,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:57:14,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:57:14,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:57:14,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:57:14,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:57:14,516 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:57:14,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:57:14,516 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:57:14,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:57:14,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:57:14,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:57:14,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:57:14,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:57:14,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:57:14,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:57:14,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:57:14,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:57:14,518 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:57:14,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:57:14,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:57:14,518 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/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/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 -> 18121f6f0a0f7a78c6fb3c22ab3ab492728f46a4 [2019-10-22 08:57:14,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:57:14,567 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:57:14,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:57:14,572 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:57:14,573 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:57:14,573 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/27_Boop_simple_vf.i [2019-10-22 08:57:14,621 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/data/6e9e0c1ba/5ca9a229c4f64473b5c9b8a92cb5d354/FLAGde62a4679 [2019-10-22 08:57:15,048 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:57:15,049 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/sv-benchmarks/c/pthread-ext/27_Boop_simple_vf.i [2019-10-22 08:57:15,062 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/data/6e9e0c1ba/5ca9a229c4f64473b5c9b8a92cb5d354/FLAGde62a4679 [2019-10-22 08:57:15,074 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/data/6e9e0c1ba/5ca9a229c4f64473b5c9b8a92cb5d354 [2019-10-22 08:57:15,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:57:15,077 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:57:15,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:57:15,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:57:15,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:57:15,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:57:15" (1/1) ... [2019-10-22 08:57:15,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@250d3f17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:15, skipping insertion in model container [2019-10-22 08:57:15,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:57:15" (1/1) ... [2019-10-22 08:57:15,090 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:57:15,138 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:57:15,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:57:15,538 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:57:15,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:57:15,634 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:57:15,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:15 WrapperNode [2019-10-22 08:57:15,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:57:15,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:57:15,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:57:15,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:57:15,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:15" (1/1) ... [2019-10-22 08:57:15,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:15" (1/1) ... [2019-10-22 08:57:15,676 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:57:15,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:57:15,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:57:15,676 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:57:15,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:15" (1/1) ... [2019-10-22 08:57:15,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:15" (1/1) ... [2019-10-22 08:57:15,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:15" (1/1) ... [2019-10-22 08:57:15,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:15" (1/1) ... [2019-10-22 08:57:15,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:15" (1/1) ... [2019-10-22 08:57:15,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:15" (1/1) ... [2019-10-22 08:57:15,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:15" (1/1) ... [2019-10-22 08:57:15,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:57:15,701 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:57:15,701 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:57:15,701 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:57:15,702 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/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 [2019-10-22 08:57:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-10-22 08:57:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-10-22 08:57:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 08:57:15,747 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 08:57:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 08:57:15,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:57:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:57:15,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:57:15,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:57:15,749 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 08:57:16,011 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:57:16,012 INFO L284 CfgBuilder]: Removed 15 assume(true) statements. [2019-10-22 08:57:16,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:57:16 BoogieIcfgContainer [2019-10-22 08:57:16,013 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:57:16,014 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:57:16,014 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:57:16,017 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:57:16,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:57:15" (1/3) ... [2019-10-22 08:57:16,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f4be0cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:57:16, skipping insertion in model container [2019-10-22 08:57:16,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:15" (2/3) ... [2019-10-22 08:57:16,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f4be0cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:57:16, skipping insertion in model container [2019-10-22 08:57:16,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:57:16" (3/3) ... [2019-10-22 08:57:16,020 INFO L109 eAbstractionObserver]: Analyzing ICFG 27_Boop_simple_vf.i [2019-10-22 08:57:16,050 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,050 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,050 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,051 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,051 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,051 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,052 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,053 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,053 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,053 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,054 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,054 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,054 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,054 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,054 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,055 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,055 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,055 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,055 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,056 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,056 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,056 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,056 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,056 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,057 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,057 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,057 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,058 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,058 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,058 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:16,066 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 08:57:16,067 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:57:16,074 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-10-22 08:57:16,084 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-10-22 08:57:16,102 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:57:16,102 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:57:16,103 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:57:16,103 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:57:16,103 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:57:16,103 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:57:16,103 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:57:16,103 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:57:16,112 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 57 places, 67 transitions [2019-10-22 08:57:16,128 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) [2019-10-22 08:57:16,132 INFO L168 Benchmark]: Toolchain (without parser) took 1054.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -115.4 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:16,133 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:57:16,133 INFO L168 Benchmark]: CACSL2BoogieTranslator took 557.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -161.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:16,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.19 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: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:16,134 INFO L168 Benchmark]: Boogie Preprocessor took 24.70 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. [2019-10-22 08:57:16,135 INFO L168 Benchmark]: RCFGBuilder took 312.16 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: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:16,136 INFO L168 Benchmark]: TraceAbstraction took 116.27 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: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:16,138 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 557.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 937.8 MB in the beginning and 1.1 GB in the end (delta: -161.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.19 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: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.70 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 312.16 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: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 116.27 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: 14.5 MB). Peak memory consumption was 14.5 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 [2019-10-22 08:57:18,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:57:18,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:57:18,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:57:18,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:57:18,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:57:18,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:57:18,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:57:18,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:57:18,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:57:18,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:57:18,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:57:18,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:57:18,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:57:18,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:57:18,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:57:18,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:57:18,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:57:18,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:57:18,232 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:57:18,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:57:18,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:57:18,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:57:18,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:57:18,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:57:18,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:57:18,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:57:18,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:57:18,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:57:18,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:57:18,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:57:18,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:57:18,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:57:18,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:57:18,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:57:18,243 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:57:18,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:57:18,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:57:18,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:57:18,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:57:18,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:57:18,246 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-10-22 08:57:18,257 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:57:18,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:57:18,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:57:18,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:57:18,259 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:57:18,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:57:18,259 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:57:18,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:57:18,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:57:18,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:57:18,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:57:18,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:57:18,260 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 08:57:18,260 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 08:57:18,260 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:57:18,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:57:18,260 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:57:18,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:57:18,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:57:18,261 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:57:18,261 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:57:18,261 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:57:18,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:57:18,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:57:18,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:57:18,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:57:18,262 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-10-22 08:57:18,262 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 08:57:18,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:57:18,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 08:57:18,262 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/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/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 -> 18121f6f0a0f7a78c6fb3c22ab3ab492728f46a4 [2019-10-22 08:57:18,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:57:18,318 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:57:18,321 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:57:18,323 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:57:18,324 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:57:18,324 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/27_Boop_simple_vf.i [2019-10-22 08:57:18,374 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/data/9faad79ad/f4bdee715f4746b78e417db9ed9dd667/FLAG26f80b211 [2019-10-22 08:57:18,798 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:57:18,799 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/sv-benchmarks/c/pthread-ext/27_Boop_simple_vf.i [2019-10-22 08:57:18,814 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/data/9faad79ad/f4bdee715f4746b78e417db9ed9dd667/FLAG26f80b211 [2019-10-22 08:57:19,150 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/bin/uautomizer/data/9faad79ad/f4bdee715f4746b78e417db9ed9dd667 [2019-10-22 08:57:19,155 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:57:19,156 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:57:19,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:57:19,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:57:19,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:57:19,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:57:19" (1/1) ... [2019-10-22 08:57:19,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@235ef3dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:19, skipping insertion in model container [2019-10-22 08:57:19,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:57:19" (1/1) ... [2019-10-22 08:57:19,169 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:57:19,204 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:57:19,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:57:19,516 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:57:19,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:57:19,709 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:57:19,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:19 WrapperNode [2019-10-22 08:57:19,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:57:19,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:57:19,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:57:19,711 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:57:19,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:19" (1/1) ... [2019-10-22 08:57:19,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:19" (1/1) ... [2019-10-22 08:57:19,761 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:57:19,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:57:19,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:57:19,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:57:19,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:19" (1/1) ... [2019-10-22 08:57:19,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:19" (1/1) ... [2019-10-22 08:57:19,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:19" (1/1) ... [2019-10-22 08:57:19,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:19" (1/1) ... [2019-10-22 08:57:19,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:19" (1/1) ... [2019-10-22 08:57:19,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:19" (1/1) ... [2019-10-22 08:57:19,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:19" (1/1) ... [2019-10-22 08:57:19,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:57:19,796 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:57:19,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:57:19,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:57:19,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d92f703-7e4e-4960-9d94-33aa1c99499f/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 [2019-10-22 08:57:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-10-22 08:57:19,847 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-10-22 08:57:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 08:57:19,847 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 08:57:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:57:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:57:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 08:57:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:57:19,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:57:19,849 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 08:57:20,181 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:57:20,181 INFO L284 CfgBuilder]: Removed 15 assume(true) statements. [2019-10-22 08:57:20,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:57:20 BoogieIcfgContainer [2019-10-22 08:57:20,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:57:20,183 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:57:20,183 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:57:20,185 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:57:20,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:57:19" (1/3) ... [2019-10-22 08:57:20,186 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f6b03ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:57:20, skipping insertion in model container [2019-10-22 08:57:20,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:57:19" (2/3) ... [2019-10-22 08:57:20,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f6b03ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:57:20, skipping insertion in model container [2019-10-22 08:57:20,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:57:20" (3/3) ... [2019-10-22 08:57:20,188 INFO L109 eAbstractionObserver]: Analyzing ICFG 27_Boop_simple_vf.i [2019-10-22 08:57:20,217 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,217 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,218 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,218 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,218 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,218 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,219 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,219 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,219 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,219 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,220 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,220 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,220 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,220 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,220 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,220 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,221 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,221 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,221 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,221 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,221 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,221 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,222 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~rval~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,222 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,222 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,222 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,222 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~count~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,223 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,223 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 08:57:20,240 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 08:57:20,240 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:57:20,246 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-10-22 08:57:20,255 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-10-22 08:57:20,270 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:57:20,271 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:57:20,271 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:57:20,271 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:57:20,271 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:57:20,271 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:57:20,271 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:57:20,271 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:57:20,279 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 56 places, 66 transitions [2019-10-22 08:57:20,292 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) [2019-10-22 08:57:20,296 INFO L168 Benchmark]: Toolchain (without parser) took 1139.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -136.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:20,297 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:57:20,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -175.9 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:20,298 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.48 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: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:20,299 INFO L168 Benchmark]: Boogie Preprocessor took 34.77 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:20,300 INFO L168 Benchmark]: RCFGBuilder took 385.90 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:20,300 INFO L168 Benchmark]: TraceAbstraction took 111.75 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:57:20,303 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 552.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -175.9 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.48 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: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.77 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 385.90 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 111.75 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: 6.6 MB). Peak memory consumption was 6.6 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...