./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock_true-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_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/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 1d08478f13fb71f111fd419179c47ab65881301c ............................................................................................................................................................................................................ 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_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/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 1d08478f13fb71f111fd419179c47ab65881301c .................................................................................................................................................................................................... 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 05:19:59,924 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:19:59,926 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:19:59,935 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:19:59,935 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:19:59,936 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:19:59,937 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:19:59,938 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:19:59,940 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:19:59,940 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:19:59,941 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:19:59,941 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:19:59,942 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:19:59,943 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:19:59,944 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:19:59,944 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:19:59,945 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:19:59,946 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:19:59,948 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:19:59,948 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:19:59,949 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:19:59,950 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:19:59,952 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:19:59,953 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:19:59,953 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:19:59,954 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:19:59,955 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:19:59,955 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:19:59,956 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:19:59,957 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:19:59,957 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:19:59,958 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:19:59,958 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:19:59,958 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:19:59,959 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:19:59,960 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:19:59,960 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 05:19:59,969 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:19:59,969 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:19:59,970 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:19:59,970 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:19:59,970 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:19:59,970 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:19:59,970 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 05:19:59,971 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:19:59,971 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 05:19:59,971 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 05:19:59,971 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:19:59,972 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:19:59,972 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:19:59,972 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:19:59,972 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:19:59,972 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:19:59,973 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:19:59,973 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:19:59,973 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:19:59,973 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:19:59,973 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:19:59,973 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:19:59,973 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:19:59,974 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:19:59,974 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:19:59,974 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:19:59,974 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:19:59,974 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:19:59,974 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:19:59,975 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:19:59,975 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 05:19:59,975 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:19:59,975 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:19:59,975 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 05:19:59,975 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_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/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 -> 1d08478f13fb71f111fd419179c47ab65881301c [2018-11-10 05:20:00,001 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:20:00,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:20:00,014 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:20:00,016 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:20:00,016 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:20:00,017 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/../../sv-benchmarks/c/pthread-atomic/read_write_lock_true-unreach-call.i [2018-11-10 05:20:00,069 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/data/84a0cc62d/c2b0eab86be640c88affa16e4050abf9/FLAG8c104c05c [2018-11-10 05:20:00,473 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:20:00,474 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/sv-benchmarks/c/pthread-atomic/read_write_lock_true-unreach-call.i [2018-11-10 05:20:00,484 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/data/84a0cc62d/c2b0eab86be640c88affa16e4050abf9/FLAG8c104c05c [2018-11-10 05:20:00,496 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/data/84a0cc62d/c2b0eab86be640c88affa16e4050abf9 [2018-11-10 05:20:00,499 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:20:00,500 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:20:00,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:20:00,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:20:00,504 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:20:00,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:20:00" (1/1) ... [2018-11-10 05:20:00,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7828c743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:00, skipping insertion in model container [2018-11-10 05:20:00,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:20:00" (1/1) ... [2018-11-10 05:20:00,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:20:00,549 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:20:00,796 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:20:00,800 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:20:00,840 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:20:00,880 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:20:00,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:00 WrapperNode [2018-11-10 05:20:00,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:20:00,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:20:00,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:20:00,882 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:20:00,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:00" (1/1) ... [2018-11-10 05:20:00,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:00" (1/1) ... [2018-11-10 05:20:00,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:20:00,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:20:00,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:20:00,971 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:20:00,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:00" (1/1) ... [2018-11-10 05:20:00,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:00" (1/1) ... [2018-11-10 05:20:00,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:00" (1/1) ... [2018-11-10 05:20:00,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:00" (1/1) ... [2018-11-10 05:20:00,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:00" (1/1) ... [2018-11-10 05:20:00,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:00" (1/1) ... [2018-11-10 05:20:00,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:00" (1/1) ... [2018-11-10 05:20:00,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:20:00,992 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:20:00,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:20:00,993 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:20:00,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/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 05:20:01,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_take_read_lock [2018-11-10 05:20:01,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_take_read_lock [2018-11-10 05:20:01,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_take_write_lock [2018-11-10 05:20:01,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_take_write_lock [2018-11-10 05:20:01,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:20:01,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:20:01,036 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2018-11-10 05:20:01,036 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2018-11-10 05:20:01,036 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:20:01,036 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:20:01,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release_read_lock [2018-11-10 05:20:01,036 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release_read_lock [2018-11-10 05:20:01,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:20:01,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:20:01,037 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2018-11-10 05:20:01,037 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2018-11-10 05:20:01,038 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 05:20:01,487 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:20:01,519 WARN L317 ript$VariableManager]: TermVariabe |Thread3_reader_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:20:01,520 WARN L317 ript$VariableManager]: TermVariabe |Thread3_reader_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:20:01,521 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:20:01,524 INFO L168 Benchmark]: Toolchain (without parser) took 1025.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 956.5 MB in the beginning and 1.1 GB in the end (delta: -143.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:20:01,526 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:20:01,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.57 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 920.5 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:20:01,527 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -222.7 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:20:01,528 INFO L168 Benchmark]: Boogie Preprocessor took 21.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:20:01,528 INFO L168 Benchmark]: RCFGBuilder took 531.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 36.7 MB). Peak memory consumption was 36.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:20:01,531 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 380.57 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 920.5 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 88.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -222.7 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.76 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 531.24 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: 36.7 MB). Peak memory consumption was 36.7 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:20:03,141 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:20:03,142 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:20:03,151 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:20:03,151 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:20:03,152 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:20:03,153 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:20:03,154 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:20:03,155 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:20:03,156 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:20:03,157 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:20:03,157 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:20:03,158 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:20:03,159 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:20:03,160 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:20:03,160 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:20:03,161 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:20:03,162 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:20:03,164 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:20:03,165 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:20:03,166 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:20:03,167 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:20:03,169 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:20:03,169 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:20:03,169 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:20:03,170 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:20:03,171 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:20:03,172 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:20:03,172 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:20:03,173 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:20:03,173 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:20:03,174 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:20:03,174 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:20:03,174 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:20:03,175 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:20:03,175 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:20:03,176 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 05:20:03,187 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:20:03,187 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:20:03,188 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:20:03,188 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 05:20:03,188 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 05:20:03,189 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 05:20:03,189 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 05:20:03,189 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 05:20:03,189 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:20:03,190 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:20:03,190 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:20:03,190 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:20:03,190 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:20:03,190 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:20:03,190 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:20:03,190 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:20:03,190 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:20:03,191 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:20:03,191 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:20:03,191 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:20:03,191 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:20:03,191 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:20:03,191 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:20:03,191 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 05:20:03,192 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 05:20:03,192 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:20:03,192 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:20:03,192 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:20:03,192 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:20:03,192 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:20:03,192 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:20:03,193 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:20:03,193 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_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/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 -> 1d08478f13fb71f111fd419179c47ab65881301c [2018-11-10 05:20:03,226 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:20:03,236 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:20:03,238 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:20:03,240 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:20:03,240 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:20:03,241 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/../../sv-benchmarks/c/pthread-atomic/read_write_lock_true-unreach-call.i [2018-11-10 05:20:03,291 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/data/ee13e224b/327ddd645365445ab86e243906007d04/FLAG110e69fe9 [2018-11-10 05:20:03,697 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:20:03,698 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/sv-benchmarks/c/pthread-atomic/read_write_lock_true-unreach-call.i [2018-11-10 05:20:03,707 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/data/ee13e224b/327ddd645365445ab86e243906007d04/FLAG110e69fe9 [2018-11-10 05:20:03,717 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/bin-2019/utaipan/data/ee13e224b/327ddd645365445ab86e243906007d04 [2018-11-10 05:20:03,721 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:20:03,722 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:20:03,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:20:03,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:20:03,726 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:20:03,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:20:03" (1/1) ... [2018-11-10 05:20:03,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16e6fc70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:03, skipping insertion in model container [2018-11-10 05:20:03,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:20:03" (1/1) ... [2018-11-10 05:20:03,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:20:03,775 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:20:04,046 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:20:04,052 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:20:04,095 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:20:04,156 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:20:04,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:04 WrapperNode [2018-11-10 05:20:04,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:20:04,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:20:04,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:20:04,158 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:20:04,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:04" (1/1) ... [2018-11-10 05:20:04,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:04" (1/1) ... [2018-11-10 05:20:04,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:20:04,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:20:04,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:20:04,195 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:20:04,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:04" (1/1) ... [2018-11-10 05:20:04,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:04" (1/1) ... [2018-11-10 05:20:04,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:04" (1/1) ... [2018-11-10 05:20:04,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:04" (1/1) ... [2018-11-10 05:20:04,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:04" (1/1) ... [2018-11-10 05:20:04,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:04" (1/1) ... [2018-11-10 05:20:04,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:04" (1/1) ... [2018-11-10 05:20:04,267 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:20:04,268 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:20:04,268 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:20:04,268 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:20:04,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:20:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0a8e8ea6-d218-44cc-84b5-1df03d9fe6be/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 05:20:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_take_read_lock [2018-11-10 05:20:04,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_take_read_lock [2018-11-10 05:20:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_take_write_lock [2018-11-10 05:20:04,309 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_take_write_lock [2018-11-10 05:20:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 05:20:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 05:20:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2018-11-10 05:20:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2018-11-10 05:20:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 05:20:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 05:20:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release_read_lock [2018-11-10 05:20:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release_read_lock [2018-11-10 05:20:04,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:20:04,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:20:04,311 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2018-11-10 05:20:04,311 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2018-11-10 05:20:04,312 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 05:20:04,677 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:20:04,703 WARN L317 ript$VariableManager]: TermVariabe |Thread3_reader_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:20:04,703 WARN L317 ript$VariableManager]: TermVariabe |Thread3_reader_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:20:04,704 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 05:20:04,707 INFO L168 Benchmark]: Toolchain (without parser) took 985.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -121.3 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:20:04,708 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:20:04,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 433.94 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 911.1 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:20:04,709 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.73 ms. Allocated memory is still 1.0 GB. Free memory was 911.1 MB in the beginning and 905.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:20:04,710 INFO L168 Benchmark]: Boogie Preprocessor took 73.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 905.7 MB in the beginning and 1.1 GB in the end (delta: -198.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:20:04,710 INFO L168 Benchmark]: RCFGBuilder took 438.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2018-11-10 05:20:04,713 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 433.94 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 911.1 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.73 ms. Allocated memory is still 1.0 GB. Free memory was 911.1 MB in the beginning and 905.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 905.7 MB in the beginning and 1.1 GB in the end (delta: -198.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 438.18 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: 38.9 MB). Peak memory consumption was 38.9 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...