./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock_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_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/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 7a44ec3fe14113a3aba74e37fda369041ad122ce ......................................................................................................................................................................................................... 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_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/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 7a44ec3fe14113a3aba74e37fda369041ad122ce ...................................................................................................................................................................................................... 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 11:46:25,811 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:46:25,813 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:46:25,823 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:46:25,824 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:46:25,825 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:46:25,826 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:46:25,828 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:46:25,830 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:46:25,830 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:46:25,831 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:46:25,831 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:46:25,832 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:46:25,833 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:46:25,834 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:46:25,835 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:46:25,836 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:46:25,838 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:46:25,839 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:46:25,841 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:46:25,842 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:46:25,843 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:46:25,846 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:46:25,846 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:46:25,846 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:46:25,847 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:46:25,848 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:46:25,849 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:46:25,850 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:46:25,851 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:46:25,851 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:46:25,852 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:46:25,852 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:46:25,852 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:46:25,854 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:46:25,854 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:46:25,854 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 11:46:25,867 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:46:25,868 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:46:25,869 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:46:25,869 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 11:46:25,869 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 11:46:25,869 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 11:46:25,869 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 11:46:25,870 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 11:46:25,870 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 11:46:25,870 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 11:46:25,870 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 11:46:25,871 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:46:25,871 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:46:25,871 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 11:46:25,871 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:46:25,871 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:46:25,872 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:46:25,872 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:46:25,872 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:46:25,872 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:46:25,872 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:46:25,872 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:46:25,874 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:46:25,874 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 11:46:25,874 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:46:25,875 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 11:46:25,875 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 11:46:25,875 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:46:25,875 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:46:25,875 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:46:25,875 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 11:46:25,876 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:46:25,876 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 11:46:25,876 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 11:46:25,876 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_a74cce78-340d-4551-bd25-c2fae0a3e9fb/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 -> 7a44ec3fe14113a3aba74e37fda369041ad122ce [2018-11-10 11:46:25,904 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:46:25,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:46:25,916 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:46:25,918 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:46:25,918 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:46:25,919 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/../../sv-benchmarks/c/pthread-atomic/read_write_lock_false-unreach-call.i [2018-11-10 11:46:25,965 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/data/7def15d40/71ee2587620b48d8b5046c424b71b4b1/FLAG8badb5c86 [2018-11-10 11:46:26,378 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:46:26,379 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/sv-benchmarks/c/pthread-atomic/read_write_lock_false-unreach-call.i [2018-11-10 11:46:26,391 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/data/7def15d40/71ee2587620b48d8b5046c424b71b4b1/FLAG8badb5c86 [2018-11-10 11:46:26,404 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/data/7def15d40/71ee2587620b48d8b5046c424b71b4b1 [2018-11-10 11:46:26,407 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:46:26,408 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:46:26,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:46:26,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:46:26,411 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:46:26,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:46:26" (1/1) ... [2018-11-10 11:46:26,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3976356f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:26, skipping insertion in model container [2018-11-10 11:46:26,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:46:26" (1/1) ... [2018-11-10 11:46:26,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:46:26,461 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:46:26,707 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:46:26,710 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:46:26,747 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:46:26,802 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:46:26,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:26 WrapperNode [2018-11-10 11:46:26,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:46:26,803 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:46:26,803 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:46:26,803 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:46:26,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:26" (1/1) ... [2018-11-10 11:46:26,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:26" (1/1) ... [2018-11-10 11:46:26,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:46:26,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:46:26,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:46:26,893 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:46:26,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:26" (1/1) ... [2018-11-10 11:46:26,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:26" (1/1) ... [2018-11-10 11:46:26,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:26" (1/1) ... [2018-11-10 11:46:26,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:26" (1/1) ... [2018-11-10 11:46:26,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:26" (1/1) ... [2018-11-10 11:46:26,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:26" (1/1) ... [2018-11-10 11:46:26,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:26" (1/1) ... [2018-11-10 11:46:26,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:46:26,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:46:26,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:46:26,910 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:46:26,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/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 11:46:26,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_take_read_lock [2018-11-10 11:46:26,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_take_read_lock [2018-11-10 11:46:26,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_take_write_lock [2018-11-10 11:46:26,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_take_write_lock [2018-11-10 11:46:26,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 11:46:26,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 11:46:26,958 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2018-11-10 11:46:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2018-11-10 11:46:26,959 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 11:46:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 11:46:26,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:46:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:46:26,959 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2018-11-10 11:46:26,959 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2018-11-10 11:46:26,960 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 11:46:27,335 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:46:27,366 WARN L317 ript$VariableManager]: TermVariabe |Thread1_reader_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:46:27,366 WARN L317 ript$VariableManager]: TermVariabe |Thread1_reader_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:46:27,367 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 11:46:27,371 INFO L168 Benchmark]: Toolchain (without parser) took 964.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -160.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:46:27,373 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:46:27,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.52 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 919.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 11:46:27,374 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 919.5 MB in the beginning and 1.2 GB in the end (delta: -232.8 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-11-10 11:46:27,375 INFO L168 Benchmark]: Boogie Preprocessor took 17.17 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:46:27,375 INFO L168 Benchmark]: RCFGBuilder took 461.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 36.6 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. [2018-11-10 11:46:27,378 INFO L336 ainManager$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 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 394.52 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 919.5 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 88.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 919.5 MB in the beginning and 1.2 GB in the end (delta: -232.8 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.17 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 461.01 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: 36.6 MB). Peak memory consumption was 36.6 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 11:46:29,100 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:46:29,102 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:46:29,110 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:46:29,111 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:46:29,112 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:46:29,112 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:46:29,114 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:46:29,115 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:46:29,116 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:46:29,117 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:46:29,117 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:46:29,118 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:46:29,119 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:46:29,120 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:46:29,121 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:46:29,121 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:46:29,123 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:46:29,124 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:46:29,126 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:46:29,127 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:46:29,128 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:46:29,130 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:46:29,130 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:46:29,130 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:46:29,131 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:46:29,132 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:46:29,133 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:46:29,134 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:46:29,134 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:46:29,135 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:46:29,135 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:46:29,135 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:46:29,136 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:46:29,137 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:46:29,137 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:46:29,137 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 11:46:29,151 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:46:29,151 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:46:29,152 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:46:29,152 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 11:46:29,152 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 11:46:29,152 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 11:46:29,153 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 11:46:29,153 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 11:46:29,153 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:46:29,154 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:46:29,154 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:46:29,154 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:46:29,154 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:46:29,154 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:46:29,154 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:46:29,155 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 11:46:29,155 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 11:46:29,155 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:46:29,155 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:46:29,155 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:46:29,155 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:46:29,155 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 11:46:29,156 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:46:29,156 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 11:46:29,156 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 11:46:29,156 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:46:29,156 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:46:29,156 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:46:29,157 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 11:46:29,157 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:46:29,157 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 11:46:29,157 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 11:46:29,157 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_a74cce78-340d-4551-bd25-c2fae0a3e9fb/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 -> 7a44ec3fe14113a3aba74e37fda369041ad122ce [2018-11-10 11:46:29,194 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:46:29,204 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:46:29,206 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:46:29,207 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:46:29,208 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:46:29,208 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/../../sv-benchmarks/c/pthread-atomic/read_write_lock_false-unreach-call.i [2018-11-10 11:46:29,251 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/data/5412f71ba/fb0cc3c110d44bb3ac226de97dd227c5/FLAG426164923 [2018-11-10 11:46:29,676 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:46:29,677 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/sv-benchmarks/c/pthread-atomic/read_write_lock_false-unreach-call.i [2018-11-10 11:46:29,685 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/data/5412f71ba/fb0cc3c110d44bb3ac226de97dd227c5/FLAG426164923 [2018-11-10 11:46:29,695 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/bin-2019/utaipan/data/5412f71ba/fb0cc3c110d44bb3ac226de97dd227c5 [2018-11-10 11:46:29,697 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:46:29,698 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:46:29,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:46:29,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:46:29,702 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:46:29,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:46:29" (1/1) ... [2018-11-10 11:46:29,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45f1abfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:29, skipping insertion in model container [2018-11-10 11:46:29,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:46:29" (1/1) ... [2018-11-10 11:46:29,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:46:29,748 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:46:30,022 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:46:30,029 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:46:30,070 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:46:30,142 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:46:30,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:30 WrapperNode [2018-11-10 11:46:30,142 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:46:30,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:46:30,143 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:46:30,144 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:46:30,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:30" (1/1) ... [2018-11-10 11:46:30,162 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:30" (1/1) ... [2018-11-10 11:46:30,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:46:30,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:46:30,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:46:30,237 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:46:30,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:30" (1/1) ... [2018-11-10 11:46:30,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:30" (1/1) ... [2018-11-10 11:46:30,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:30" (1/1) ... [2018-11-10 11:46:30,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:30" (1/1) ... [2018-11-10 11:46:30,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:30" (1/1) ... [2018-11-10 11:46:30,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:30" (1/1) ... [2018-11-10 11:46:30,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:30" (1/1) ... [2018-11-10 11:46:30,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:46:30,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:46:30,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:46:30,265 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:46:30,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:46:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a74cce78-340d-4551-bd25-c2fae0a3e9fb/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 11:46:30,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_take_read_lock [2018-11-10 11:46:30,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_take_read_lock [2018-11-10 11:46:30,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_take_write_lock [2018-11-10 11:46:30,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_take_write_lock [2018-11-10 11:46:30,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 11:46:30,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 11:46:30,305 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2018-11-10 11:46:30,305 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2018-11-10 11:46:30,305 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 11:46:30,305 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 11:46:30,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:46:30,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:46:30,306 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2018-11-10 11:46:30,306 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2018-11-10 11:46:30,307 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 11:46:30,709 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:46:30,742 WARN L317 ript$VariableManager]: TermVariabe |Thread1_reader_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:46:30,742 WARN L317 ript$VariableManager]: TermVariabe |Thread1_reader_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:46:30,743 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 11:46:30,746 INFO L168 Benchmark]: Toolchain (without parser) took 1047.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -150.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:46:30,747 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:46:30,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 443.76 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 915.7 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2018-11-10 11:46:30,748 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 915.7 MB in the beginning and 1.1 GB in the end (delta: -223.9 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-11-10 11:46:30,749 INFO L168 Benchmark]: Boogie Preprocessor took 27.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 11:46:30,749 INFO L168 Benchmark]: RCFGBuilder took 480.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2018-11-10 11:46:30,752 INFO L336 ainManager$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 443.76 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 915.7 MB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 93.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 915.7 MB in the beginning and 1.1 GB in the end (delta: -223.9 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.51 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 480.56 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: 33.5 MB). Peak memory consumption was 33.5 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...