./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/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 791ded7d163cb6e3133ab89afcb5310affd17b7c ....................................................................................................................................................................................................................... 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_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/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 791ded7d163cb6e3133ab89afcb5310affd17b7c .................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:38:41,019 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:38:41,020 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:38:41,028 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:38:41,028 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:38:41,029 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:38:41,029 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:38:41,030 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:38:41,031 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:38:41,032 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:38:41,033 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:38:41,033 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:38:41,034 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:38:41,034 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:38:41,035 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:38:41,035 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:38:41,036 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:38:41,037 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:38:41,039 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:38:41,040 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:38:41,040 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:38:41,041 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:38:41,043 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:38:41,043 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:38:41,043 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:38:41,044 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:38:41,044 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:38:41,045 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:38:41,046 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:38:41,046 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:38:41,046 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:38:41,047 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:38:41,047 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:38:41,047 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:38:41,048 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:38:41,048 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:38:41,049 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 09:38:41,058 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:38:41,058 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:38:41,059 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:38:41,059 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:38:41,059 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:38:41,059 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:38:41,059 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 09:38:41,060 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:38:41,060 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 09:38:41,060 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 09:38:41,060 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:38:41,061 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:38:41,061 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:38:41,061 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:38:41,061 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:38:41,061 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:38:41,061 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:38:41,061 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:38:41,062 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:38:41,062 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:38:41,062 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:38:41,062 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:38:41,062 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:38:41,062 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:38:41,062 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:38:41,063 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:38:41,063 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:38:41,063 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:38:41,063 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:38:41,063 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:38:41,063 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 09:38:41,063 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:38:41,063 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:38:41,064 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 09:38:41,064 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_586f7b0e-63d5-4131-b09c-f852f24c5dd5/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 -> 791ded7d163cb6e3133ab89afcb5310affd17b7c [2018-11-10 09:38:41,085 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:38:41,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:38:41,095 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:38:41,096 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:38:41,096 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:38:41,097 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_false-unreach-call.i [2018-11-10 09:38:41,132 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/data/bbbc549b3/39216cd2841c4106ac70cd6269d6f56f/FLAGa4d9766c6 [2018-11-10 09:38:41,577 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:38:41,578 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/sv-benchmarks/c/pthread-wmm/mix036_power.opt_false-unreach-call.i [2018-11-10 09:38:41,588 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/data/bbbc549b3/39216cd2841c4106ac70cd6269d6f56f/FLAGa4d9766c6 [2018-11-10 09:38:41,597 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/data/bbbc549b3/39216cd2841c4106ac70cd6269d6f56f [2018-11-10 09:38:41,599 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:38:41,599 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:38:41,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:38:41,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:38:41,602 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:38:41,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:38:41" (1/1) ... [2018-11-10 09:38:41,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2abdd8e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:41, skipping insertion in model container [2018-11-10 09:38:41,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:38:41" (1/1) ... [2018-11-10 09:38:41,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:38:41,641 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:38:41,857 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:38:41,861 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:38:41,904 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:38:41,992 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:38:41,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:41 WrapperNode [2018-11-10 09:38:41,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:38:41,993 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:38:41,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:38:41,994 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:38:42,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:41" (1/1) ... [2018-11-10 09:38:42,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:41" (1/1) ... [2018-11-10 09:38:42,032 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:38:42,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:38:42,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:38:42,033 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:38:42,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:41" (1/1) ... [2018-11-10 09:38:42,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:41" (1/1) ... [2018-11-10 09:38:42,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:41" (1/1) ... [2018-11-10 09:38:42,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:41" (1/1) ... [2018-11-10 09:38:42,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:41" (1/1) ... [2018-11-10 09:38:42,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:41" (1/1) ... [2018-11-10 09:38:42,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:41" (1/1) ... [2018-11-10 09:38:42,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:38:42,055 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:38:42,055 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:38:42,055 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:38:42,056 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/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 [2018-11-10 09:38:42,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 09:38:42,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 09:38:42,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:38:42,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:38:42,104 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:38:42,104 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:38:42,104 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 09:38:42,104 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 09:38:42,105 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 09:38:42,105 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 09:38:42,105 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 09:38:42,105 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 09:38:42,105 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 09:38:42,105 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 09:38:42,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:38:42,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:38:42,107 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 09:38:42,683 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:38:42,716 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:42,716 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:42,716 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:42,716 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:42,717 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:42,717 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:42,719 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:42,719 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:42,720 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:42,720 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:42,721 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:38:42,725 INFO L168 Benchmark]: Toolchain (without parser) took 1126.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -94.6 MB). Peak memory consumption was 57.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:38:42,726 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:38:42,727 INFO L168 Benchmark]: CACSL2BoogieTranslator took 393.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -187.6 MB). Peak memory consumption was 57.2 MB. Max. memory is 11.5 GB. [2018-11-10 09:38:42,727 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:38:42,728 INFO L168 Benchmark]: Boogie Preprocessor took 22.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:38:42,728 INFO L168 Benchmark]: RCFGBuilder took 669.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 89.6 MB). Peak memory consumption was 89.6 MB. Max. memory is 11.5 GB. [2018-11-10 09:38:42,730 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 393.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -187.6 MB). Peak memory consumption was 57.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.16 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 669.79 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: 89.6 MB). Peak memory consumption was 89.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:38:44,173 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:38:44,174 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:38:44,183 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:38:44,183 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:38:44,184 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:38:44,185 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:38:44,186 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:38:44,187 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:38:44,187 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:38:44,188 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:38:44,188 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:38:44,189 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:38:44,189 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:38:44,191 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:38:44,191 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:38:44,192 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:38:44,193 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:38:44,195 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:38:44,196 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:38:44,196 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:38:44,197 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:38:44,199 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:38:44,199 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:38:44,199 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:38:44,200 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:38:44,201 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:38:44,202 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:38:44,202 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:38:44,203 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:38:44,203 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:38:44,203 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:38:44,204 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:38:44,204 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:38:44,204 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:38:44,205 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:38:44,205 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 09:38:44,216 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:38:44,216 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:38:44,217 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:38:44,217 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:38:44,217 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:38:44,217 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:38:44,217 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:38:44,218 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:38:44,219 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:38:44,219 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:38:44,219 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:38:44,219 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:38:44,219 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:38:44,219 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:38:44,219 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:38:44,220 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 09:38:44,220 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 09:38:44,220 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:38:44,220 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:38:44,220 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:38:44,220 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:38:44,220 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:38:44,221 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:38:44,221 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:38:44,221 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:38:44,221 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:38:44,221 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:38:44,221 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:38:44,222 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 09:38:44,222 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:38:44,222 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 09:38:44,222 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 09:38:44,222 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_586f7b0e-63d5-4131-b09c-f852f24c5dd5/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 -> 791ded7d163cb6e3133ab89afcb5310affd17b7c [2018-11-10 09:38:44,255 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:38:44,264 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:38:44,266 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:38:44,267 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:38:44,268 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:38:44,268 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_false-unreach-call.i [2018-11-10 09:38:44,312 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/data/e6bc56053/d29028152ab144948fcbb772e99753b6/FLAGbf0a7b62f [2018-11-10 09:38:44,747 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:38:44,747 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/sv-benchmarks/c/pthread-wmm/mix036_power.opt_false-unreach-call.i [2018-11-10 09:38:44,756 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/data/e6bc56053/d29028152ab144948fcbb772e99753b6/FLAGbf0a7b62f [2018-11-10 09:38:44,764 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/bin-2019/utaipan/data/e6bc56053/d29028152ab144948fcbb772e99753b6 [2018-11-10 09:38:44,766 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:38:44,767 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:38:44,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:38:44,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:38:44,770 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:38:44,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:38:44" (1/1) ... [2018-11-10 09:38:44,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:44, skipping insertion in model container [2018-11-10 09:38:44,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:38:44" (1/1) ... [2018-11-10 09:38:44,778 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:38:44,809 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:38:45,048 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:38:45,054 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:38:45,103 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:38:45,144 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:38:45,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:45 WrapperNode [2018-11-10 09:38:45,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:38:45,145 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:38:45,145 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:38:45,145 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:38:45,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:45" (1/1) ... [2018-11-10 09:38:45,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:45" (1/1) ... [2018-11-10 09:38:45,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:38:45,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:38:45,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:38:45,225 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:38:45,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:45" (1/1) ... [2018-11-10 09:38:45,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:45" (1/1) ... [2018-11-10 09:38:45,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:45" (1/1) ... [2018-11-10 09:38:45,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:45" (1/1) ... [2018-11-10 09:38:45,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:45" (1/1) ... [2018-11-10 09:38:45,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:45" (1/1) ... [2018-11-10 09:38:45,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:45" (1/1) ... [2018-11-10 09:38:45,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:38:45,247 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:38:45,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:38:45,247 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:38:45,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:38:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_586f7b0e-63d5-4131-b09c-f852f24c5dd5/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 [2018-11-10 09:38:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 09:38:45,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 09:38:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:38:45,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:38:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:38:45,280 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:38:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 09:38:45,280 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 09:38:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 09:38:45,280 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 09:38:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 09:38:45,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 09:38:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 09:38:45,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 09:38:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:38:45,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:38:45,283 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 09:38:45,874 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:38:45,907 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:45,907 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:45,907 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:45,907 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:45,909 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:45,909 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:45,911 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:45,912 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:45,913 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:45,913 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:38:45,914 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:38:45,916 INFO L168 Benchmark]: Toolchain (without parser) took 1149.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 945.5 MB in the beginning and 1.0 GB in the end (delta: -85.9 MB). Peak memory consumption was 45.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:38:45,917 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:38:45,917 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.79 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 09:38:45,918 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -210.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2018-11-10 09:38:45,918 INFO L168 Benchmark]: Boogie Preprocessor took 21.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:38:45,918 INFO L168 Benchmark]: RCFGBuilder took 668.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.7 MB). Peak memory consumption was 86.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:38:45,921 INFO L336 ainManager$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 376.79 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 80.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -210.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.71 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 668.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.7 MB). Peak memory consumption was 86.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...