./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/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 a426994b1a43501e199cdd5a77b142fc4e9017ad ...................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/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 a426994b1a43501e199cdd5a77b142fc4e9017ad ......................................................................................................................................................................................................................................................... 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 0.1.23-0cd3be1 [2018-11-28 13:10:34,919 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:10:34,920 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:10:34,927 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:10:34,927 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:10:34,928 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:10:34,929 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:10:34,930 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:10:34,931 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:10:34,932 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:10:34,932 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:10:34,933 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:10:34,933 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:10:34,934 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:10:34,935 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:10:34,935 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:10:34,936 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:10:34,937 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:10:34,938 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:10:34,939 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:10:34,940 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:10:34,940 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:10:34,942 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:10:34,942 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:10:34,942 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:10:34,943 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:10:34,944 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:10:34,944 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:10:34,945 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:10:34,945 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:10:34,945 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:10:34,946 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:10:34,946 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:10:34,946 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:10:34,947 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:10:34,947 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:10:34,947 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 13:10:34,957 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:10:34,957 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:10:34,957 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:10:34,957 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:10:34,958 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:10:34,958 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:10:34,958 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:10:34,958 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:10:34,959 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:10:34,959 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:10:34,959 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:10:34,959 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:10:34,959 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:10:34,959 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:10:34,959 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:10:34,959 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:10:34,960 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:10:34,960 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:10:34,960 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:10:34,960 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:10:34,960 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:10:34,960 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:10:34,960 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:10:34,960 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:10:34,961 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:10:34,961 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:10:34,961 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:10:34,961 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:10:34,961 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:10:34,961 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 13:10:34,961 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/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 -> a426994b1a43501e199cdd5a77b142fc4e9017ad [2018-11-28 13:10:34,984 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:10:34,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:10:34,995 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:10:34,996 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:10:34,996 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:10:34,996 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-11-28 13:10:35,033 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/data/081d1e270/e35bd7ae23424c809f6f9b0b076e151d/FLAG06e2f042d [2018-11-28 13:10:35,431 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:10:35,432 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-11-28 13:10:35,439 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/data/081d1e270/e35bd7ae23424c809f6f9b0b076e151d/FLAG06e2f042d [2018-11-28 13:10:35,451 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/data/081d1e270/e35bd7ae23424c809f6f9b0b076e151d [2018-11-28 13:10:35,453 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:10:35,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:10:35,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:10:35,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:10:35,458 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:10:35,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:10:35" (1/1) ... [2018-11-28 13:10:35,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c319f0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:35, skipping insertion in model container [2018-11-28 13:10:35,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:10:35" (1/1) ... [2018-11-28 13:10:35,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:10:35,494 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:10:35,732 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:10:35,794 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:10:35,826 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:10:35,862 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:10:35,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:35 WrapperNode [2018-11-28 13:10:35,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:10:35,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:10:35,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:10:35,863 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:10:35,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:35" (1/1) ... [2018-11-28 13:10:35,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:35" (1/1) ... [2018-11-28 13:10:35,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:10:35,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:10:35,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:10:35,896 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:10:35,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:35" (1/1) ... [2018-11-28 13:10:35,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:35" (1/1) ... [2018-11-28 13:10:35,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:35" (1/1) ... [2018-11-28 13:10:35,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:35" (1/1) ... [2018-11-28 13:10:35,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:35" (1/1) ... [2018-11-28 13:10:35,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:35" (1/1) ... [2018-11-28 13:10:35,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:35" (1/1) ... [2018-11-28 13:10:35,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:10:35,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:10:35,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:10:35,916 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:10:35,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/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 [2018-11-28 13:10:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:10:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 13:10:35,950 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 13:10:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 13:10:35,950 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 13:10:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 13:10:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-28 13:10:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 13:10:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 13:10:35,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 13:10:35,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:10:35,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:10:35,951 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 13:10:36,170 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:10:36,170 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 13:10:36,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:10:36 BoogieIcfgContainer [2018-11-28 13:10:36,170 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:10:36,171 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:10:36,171 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:10:36,173 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:10:36,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:10:35" (1/3) ... [2018-11-28 13:10:36,174 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16ab1674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:10:36, skipping insertion in model container [2018-11-28 13:10:36,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:35" (2/3) ... [2018-11-28 13:10:36,174 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16ab1674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:10:36, skipping insertion in model container [2018-11-28 13:10:36,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:10:36" (3/3) ... [2018-11-28 13:10:36,175 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound-variant_true-unreach-call.i [2018-11-28 13:10:36,198 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,199 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,199 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,199 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,199 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,199 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,200 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,200 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,200 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,200 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,200 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,200 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,200 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,201 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,201 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,201 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,201 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,201 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,202 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,202 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,202 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,202 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,202 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,203 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,203 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:36,208 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 13:10:36,209 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:10:36,216 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 13:10:36,225 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 13:10:36,241 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:10:36,242 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:10:36,242 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:10:36,242 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:10:36,242 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:10:36,242 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:10:36,242 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:10:36,242 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:10:36,242 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:10:36,250 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65places, 66 transitions [2018-11-28 13:10:36,267 FATAL L292 ToolchainWalker]: 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:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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) [2018-11-28 13:10:36,270 INFO L168 Benchmark]: Toolchain (without parser) took 816.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -146.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2018-11-28 13:10:36,271 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:10:36,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -189.1 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-11-28 13:10:36,272 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.02 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:10:36,273 INFO L168 Benchmark]: Boogie Preprocessor took 20.28 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. [2018-11-28 13:10:36,273 INFO L168 Benchmark]: RCFGBuilder took 254.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2018-11-28 13:10:36,274 INFO L168 Benchmark]: TraceAbstraction took 98.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-11-28 13:10:36,277 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 407.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -189.1 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.02 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.28 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 254.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.0 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 98.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 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:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-0cd3be1 [2018-11-28 13:10:37,911 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:10:37,913 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:10:37,922 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:10:37,922 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:10:37,923 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:10:37,924 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:10:37,925 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:10:37,926 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:10:37,927 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:10:37,928 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:10:37,928 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:10:37,929 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:10:37,930 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:10:37,931 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:10:37,931 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:10:37,932 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:10:37,934 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:10:37,935 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:10:37,937 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:10:37,938 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:10:37,939 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:10:37,941 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:10:37,941 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:10:37,941 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:10:37,942 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:10:37,943 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:10:37,943 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:10:37,944 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:10:37,945 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:10:37,945 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:10:37,946 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:10:37,946 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:10:37,946 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:10:37,947 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:10:37,948 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:10:37,948 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 13:10:37,961 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:10:37,961 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:10:37,962 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:10:37,962 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:10:37,962 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:10:37,963 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:10:37,963 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:10:37,963 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:10:37,963 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:10:37,963 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:10:37,964 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:10:37,964 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:10:37,964 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:10:37,964 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:10:37,964 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 13:10:37,964 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 13:10:37,964 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:10:37,965 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:10:37,965 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:10:37,965 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:10:37,965 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:10:37,965 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:10:37,966 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:10:37,966 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:10:37,966 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:10:37,966 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:10:37,966 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:10:37,966 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:10:37,967 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 13:10:37,967 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:10:37,967 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 13:10:37,967 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 13:10:37,967 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/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 -> a426994b1a43501e199cdd5a77b142fc4e9017ad [2018-11-28 13:10:37,997 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:10:38,008 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:10:38,011 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:10:38,012 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:10:38,012 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:10:38,013 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-11-28 13:10:38,058 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/data/03b2efedd/217ee1fd4a694a47b3bcbbfaa93910c6/FLAG2ded3fa7d [2018-11-28 13:10:38,457 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:10:38,458 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant_true-unreach-call.i [2018-11-28 13:10:38,470 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/data/03b2efedd/217ee1fd4a694a47b3bcbbfaa93910c6/FLAG2ded3fa7d [2018-11-28 13:10:38,831 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/uautomizer/data/03b2efedd/217ee1fd4a694a47b3bcbbfaa93910c6 [2018-11-28 13:10:38,833 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:10:38,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:10:38,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:10:38,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:10:38,839 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:10:38,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:10:38" (1/1) ... [2018-11-28 13:10:38,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29af4ae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:38, skipping insertion in model container [2018-11-28 13:10:38,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:10:38" (1/1) ... [2018-11-28 13:10:38,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:10:38,883 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:10:39,140 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:10:39,158 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:10:39,247 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:10:39,299 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:10:39,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39 WrapperNode [2018-11-28 13:10:39,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:10:39,300 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:10:39,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:10:39,301 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:10:39,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:10:39,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:10:39,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:10:39,332 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:10:39,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:10:39,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:10:39,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:10:39,359 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:10:39,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b3d4a5ea-2248-4f4a-9d44-68454339f84d/bin-2019/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 [2018-11-28 13:10:39,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:10:39,396 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-28 13:10:39,396 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-28 13:10:39,396 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-28 13:10:39,397 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-28 13:10:39,397 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-11-28 13:10:39,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 13:10:39,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 13:10:39,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 13:10:39,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2018-11-28 13:10:39,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-28 13:10:39,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:10:39,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:10:39,399 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-28 13:10:39,642 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:10:39,643 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-28 13:10:39,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:10:39 BoogieIcfgContainer [2018-11-28 13:10:39,643 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:10:39,644 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:10:39,644 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:10:39,646 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:10:39,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:10:38" (1/3) ... [2018-11-28 13:10:39,647 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@681fa7d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:10:39, skipping insertion in model container [2018-11-28 13:10:39,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (2/3) ... [2018-11-28 13:10:39,647 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@681fa7d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:10:39, skipping insertion in model container [2018-11-28 13:10:39,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:10:39" (3/3) ... [2018-11-28 13:10:39,649 INFO L112 eAbstractionObserver]: Analyzing ICFG nondet-loop-bound-variant_true-unreach-call.i [2018-11-28 13:10:39,671 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,671 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,671 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,671 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,671 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,671 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,671 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,672 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,672 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,672 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,673 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,673 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,673 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,673 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,674 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,674 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,674 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,674 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,674 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,674 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,675 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,675 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 13:10:39,680 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-28 13:10:39,680 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:10:39,686 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-28 13:10:39,696 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-28 13:10:39,711 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:10:39,712 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:10:39,712 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:10:39,712 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:10:39,712 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:10:39,712 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:10:39,712 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:10:39,712 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:10:39,712 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:10:39,718 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65places, 66 transitions [2018-11-28 13:10:39,734 FATAL L292 ToolchainWalker]: 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:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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) [2018-11-28 13:10:39,738 INFO L168 Benchmark]: Toolchain (without parser) took 904.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 936.7 MB in the beginning and 1.1 GB in the end (delta: -131.7 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-11-28 13:10:39,740 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:10:39,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 464.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 936.7 MB in the beginning and 1.1 GB in the end (delta: -182.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2018-11-28 13:10:39,741 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.02 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. [2018-11-28 13:10:39,741 INFO L168 Benchmark]: Boogie Preprocessor took 27.11 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. [2018-11-28 13:10:39,742 INFO L168 Benchmark]: RCFGBuilder took 284.13 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: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. [2018-11-28 13:10:39,742 INFO L168 Benchmark]: TraceAbstraction took 94.12 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-11-28 13:10:39,745 INFO L336 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 464.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 936.7 MB in the beginning and 1.1 GB in the end (delta: -182.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.02 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. * Boogie Preprocessor took 27.11 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 284.13 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: 30.9 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 94.12 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: 13.2 MB). Peak memory consumption was 13.2 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:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...