./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/fkp2013_variant_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-lit/fkp2013_variant_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8e8eae9dfe2e85dfdb681811e49cd9494094d592 ....................................................................................................................................................................................................................................................... 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_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-lit/fkp2013_variant_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8e8eae9dfe2e85dfdb681811e49cd9494094d592 ......................................................................................................................................................................................................................................................... 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-aa41828 [2018-11-23 02:11:43,975 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:11:43,976 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:11:43,984 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:11:43,985 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:11:43,985 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:11:43,986 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:11:43,987 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:11:43,988 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:11:43,989 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:11:43,990 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:11:43,990 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:11:43,990 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:11:43,991 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:11:43,992 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:11:43,992 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:11:43,993 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:11:43,994 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:11:43,996 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:11:43,997 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:11:43,998 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:11:43,998 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:11:44,000 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:11:44,000 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:11:44,001 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:11:44,001 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:11:44,002 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:11:44,002 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:11:44,003 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:11:44,004 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:11:44,004 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:11:44,005 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:11:44,005 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:11:44,005 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:11:44,006 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:11:44,006 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:11:44,006 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 02:11:44,017 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:11:44,017 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:11:44,018 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:11:44,018 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 02:11:44,018 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 02:11:44,018 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 02:11:44,018 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 02:11:44,019 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 02:11:44,019 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 02:11:44,020 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 02:11:44,020 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 02:11:44,020 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 02:11:44,020 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 02:11:44,020 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:11:44,021 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:11:44,021 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 02:11:44,021 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:11:44,021 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:11:44,021 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:11:44,021 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:11:44,021 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:11:44,021 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:11:44,022 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:11:44,022 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:11:44,022 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:11:44,022 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:11:44,022 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 02:11:44,022 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:11:44,022 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 02:11:44,023 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 02:11:44,024 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:11:44,024 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:11:44,024 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:11:44,025 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 02:11:44,025 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:11:44,025 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 02:11:44,025 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 02:11:44,025 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan 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 -> Taipan 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 -> 8e8eae9dfe2e85dfdb681811e49cd9494094d592 [2018-11-23 02:11:44,049 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:11:44,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:11:44,060 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:11:44,061 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:11:44,061 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:11:44,062 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-lit/fkp2013_variant_false-unreach-call.i [2018-11-23 02:11:44,097 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/data/fcb3e50b0/dc46f92bbf39437bbedbad47cdb11559/FLAG3bc24e5a1 [2018-11-23 02:11:44,478 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:11:44,478 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/sv-benchmarks/c/pthread-lit/fkp2013_variant_false-unreach-call.i [2018-11-23 02:11:44,486 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/data/fcb3e50b0/dc46f92bbf39437bbedbad47cdb11559/FLAG3bc24e5a1 [2018-11-23 02:11:44,860 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/data/fcb3e50b0/dc46f92bbf39437bbedbad47cdb11559 [2018-11-23 02:11:44,862 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:11:44,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:11:44,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:11:44,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:11:44,865 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:11:44,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:11:44" (1/1) ... [2018-11-23 02:11:44,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e869ad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:44, skipping insertion in model container [2018-11-23 02:11:44,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:11:44" (1/1) ... [2018-11-23 02:11:44,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:11:44,903 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:11:45,096 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:11:45,104 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:11:45,188 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:11:45,235 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:11:45,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:45 WrapperNode [2018-11-23 02:11:45,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:11:45,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:11:45,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:11:45,236 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:11:45,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:45" (1/1) ... [2018-11-23 02:11:45,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:45" (1/1) ... [2018-11-23 02:11:45,262 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:11:45,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:11:45,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:11:45,262 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:11:45,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:45" (1/1) ... [2018-11-23 02:11:45,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:45" (1/1) ... [2018-11-23 02:11:45,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:45" (1/1) ... [2018-11-23 02:11:45,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:45" (1/1) ... [2018-11-23 02:11:45,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:45" (1/1) ... [2018-11-23 02:11:45,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:45" (1/1) ... [2018-11-23 02:11:45,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:45" (1/1) ... [2018-11-23 02:11:45,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:11:45,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:11:45,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:11:45,277 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:11:45,277 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/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 [2018-11-23 02:11:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 02:11:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-23 02:11:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-23 02:11:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 02:11:45,309 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 02:11:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 02:11:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 02:11:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:11:45,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:11:45,310 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 02:11:45,487 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:11:45,487 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 02:11:45,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:11:45 BoogieIcfgContainer [2018-11-23 02:11:45,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:11:45,488 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 02:11:45,488 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 02:11:45,491 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 02:11:45,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:11:44" (1/3) ... [2018-11-23 02:11:45,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18a6f31e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:11:45, skipping insertion in model container [2018-11-23 02:11:45,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:45" (2/3) ... [2018-11-23 02:11:45,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18a6f31e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:11:45, skipping insertion in model container [2018-11-23 02:11:45,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:11:45" (3/3) ... [2018-11-23 02:11:45,493 INFO L112 eAbstractionObserver]: Analyzing ICFG fkp2013_variant_false-unreach-call.i [2018-11-23 02:11:45,513 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,513 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,513 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,513 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,514 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,514 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,514 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,514 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,514 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,515 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,515 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,515 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,515 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,515 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,515 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,515 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,516 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,516 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,516 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,516 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,516 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:45,530 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 02:11:45,530 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 02:11:45,536 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-23 02:11:45,545 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-23 02:11:45,560 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 02:11:45,560 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 02:11:45,560 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 02:11:45,560 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 02:11:45,560 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 02:11:45,560 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 02:11:45,560 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 02:11:45,560 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 02:11:45,565 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 53places, 53 transitions [2018-11-23 02:11:45,581 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) [2018-11-23 02:11:45,583 INFO L168 Benchmark]: Toolchain (without parser) took 721.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -140.1 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:11:45,585 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:11:45,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -181.1 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. [2018-11-23 02:11:45,586 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.17 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 02:11:45,586 INFO L168 Benchmark]: Boogie Preprocessor took 14.40 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. [2018-11-23 02:11:45,587 INFO L168 Benchmark]: RCFGBuilder took 211.15 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2018-11-23 02:11:45,587 INFO L168 Benchmark]: TraceAbstraction took 94.63 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: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 11.5 GB. [2018-11-23 02:11:45,590 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 372.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -181.1 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.17 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.40 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 211.15 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: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 94.63 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: 16.6 MB). Peak memory consumption was 16.6 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:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 02:11:46,995 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:11:46,996 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:11:47,004 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:11:47,004 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:11:47,005 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:11:47,006 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:11:47,007 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:11:47,008 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:11:47,008 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:11:47,009 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:11:47,009 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:11:47,010 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:11:47,011 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:11:47,011 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:11:47,012 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:11:47,012 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:11:47,014 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:11:47,015 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:11:47,016 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:11:47,017 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:11:47,018 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:11:47,019 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:11:47,019 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:11:47,019 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:11:47,020 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:11:47,021 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:11:47,021 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:11:47,022 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:11:47,023 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:11:47,023 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:11:47,023 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:11:47,023 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:11:47,024 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:11:47,024 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:11:47,025 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:11:47,025 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-23 02:11:47,035 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:11:47,035 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:11:47,036 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:11:47,036 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 02:11:47,036 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 02:11:47,037 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 02:11:47,037 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 02:11:47,037 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 02:11:47,037 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 02:11:47,037 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 02:11:47,038 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:11:47,038 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:11:47,038 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:11:47,038 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:11:47,038 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:11:47,038 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:11:47,039 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:11:47,039 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 02:11:47,039 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 02:11:47,039 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:11:47,039 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:11:47,039 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:11:47,040 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:11:47,040 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:11:47,040 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 02:11:47,040 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:11:47,040 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 02:11:47,040 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 02:11:47,040 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:11:47,041 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:11:47,041 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:11:47,041 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 02:11:47,041 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:11:47,041 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 02:11:47,041 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 02:11:47,042 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_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan 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 -> Taipan 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 -> 8e8eae9dfe2e85dfdb681811e49cd9494094d592 [2018-11-23 02:11:47,073 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:11:47,082 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:11:47,085 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:11:47,086 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:11:47,086 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:11:47,087 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-lit/fkp2013_variant_false-unreach-call.i [2018-11-23 02:11:47,129 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/data/d7831ccda/50389f38038a4f66b8a604ee0cc64427/FLAGd91624f98 [2018-11-23 02:11:47,557 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:11:47,558 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/sv-benchmarks/c/pthread-lit/fkp2013_variant_false-unreach-call.i [2018-11-23 02:11:47,568 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/data/d7831ccda/50389f38038a4f66b8a604ee0cc64427/FLAGd91624f98 [2018-11-23 02:11:47,577 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/data/d7831ccda/50389f38038a4f66b8a604ee0cc64427 [2018-11-23 02:11:47,579 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:11:47,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:11:47,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:11:47,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:11:47,583 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:11:47,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:11:47" (1/1) ... [2018-11-23 02:11:47,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a7d0535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:47, skipping insertion in model container [2018-11-23 02:11:47,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:11:47" (1/1) ... [2018-11-23 02:11:47,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:11:47,624 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:11:47,858 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:11:47,867 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:11:47,898 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:11:47,991 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:11:47,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:47 WrapperNode [2018-11-23 02:11:47,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:11:47,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:11:47,992 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:11:47,992 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:11:47,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:47" (1/1) ... [2018-11-23 02:11:48,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:47" (1/1) ... [2018-11-23 02:11:48,019 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:11:48,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:11:48,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:11:48,019 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:11:48,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:47" (1/1) ... [2018-11-23 02:11:48,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:47" (1/1) ... [2018-11-23 02:11:48,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:47" (1/1) ... [2018-11-23 02:11:48,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:47" (1/1) ... [2018-11-23 02:11:48,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:47" (1/1) ... [2018-11-23 02:11:48,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:47" (1/1) ... [2018-11-23 02:11:48,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:47" (1/1) ... [2018-11-23 02:11:48,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:11:48,038 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:11:48,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:11:48,038 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:11:48,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b993eec5-7a75-484b-b459-52394e8f1f0b/bin-2019/utaipan/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 [2018-11-23 02:11:48,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 02:11:48,070 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-11-23 02:11:48,071 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-11-23 02:11:48,071 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-23 02:11:48,071 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-23 02:11:48,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 02:11:48,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 02:11:48,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:11:48,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:11:48,072 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 02:11:48,255 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:11:48,255 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 02:11:48,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:11:48 BoogieIcfgContainer [2018-11-23 02:11:48,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:11:48,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 02:11:48,256 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 02:11:48,258 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 02:11:48,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:11:47" (1/3) ... [2018-11-23 02:11:48,259 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b4363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:11:48, skipping insertion in model container [2018-11-23 02:11:48,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:11:47" (2/3) ... [2018-11-23 02:11:48,259 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b4363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:11:48, skipping insertion in model container [2018-11-23 02:11:48,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:11:48" (3/3) ... [2018-11-23 02:11:48,260 INFO L112 eAbstractionObserver]: Analyzing ICFG fkp2013_variant_false-unreach-call.i [2018-11-23 02:11:48,280 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,280 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,281 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,281 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,281 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,281 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,281 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr2_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,281 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,281 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,282 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,282 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,282 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,282 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,282 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,282 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,283 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,283 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,283 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,283 WARN L317 ript$VariableManager]: TermVariabe Thread1_thr1___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,283 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,283 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 02:11:48,296 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 02:11:48,296 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 02:11:48,301 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-23 02:11:48,310 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-23 02:11:48,325 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 02:11:48,326 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 02:11:48,326 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 02:11:48,326 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 02:11:48,326 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 02:11:48,326 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 02:11:48,326 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 02:11:48,326 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 02:11:48,326 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 02:11:48,331 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 52places, 52 transitions [2018-11-23 02:11:48,344 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) [2018-11-23 02:11:48,348 INFO L168 Benchmark]: Toolchain (without parser) took 768.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 945.4 MB in the beginning and 1.1 GB in the end (delta: -141.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 11.5 GB. [2018-11-23 02:11:48,350 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:11:48,350 INFO L168 Benchmark]: CACSL2BoogieTranslator took 410.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 945.4 MB in the beginning and 1.1 GB in the end (delta: -180.2 MB). Peak memory consumption was 41.0 MB. Max. memory is 11.5 GB. [2018-11-23 02:11:48,351 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.74 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. [2018-11-23 02:11:48,351 INFO L168 Benchmark]: Boogie Preprocessor took 18.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:11:48,352 INFO L168 Benchmark]: RCFGBuilder took 217.90 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: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. [2018-11-23 02:11:48,352 INFO L168 Benchmark]: TraceAbstraction took 91.36 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. [2018-11-23 02:11:48,355 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 410.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 945.4 MB in the beginning and 1.1 GB in the end (delta: -180.2 MB). Peak memory consumption was 41.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.74 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 18.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 217.90 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: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 91.36 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:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...