./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_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_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/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 fd8bca219eddfe87ff802db5e6aed01ded493ec2 ................................................................................................................................................................................................................... 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_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/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 fd8bca219eddfe87ff802db5e6aed01ded493ec2 ................................................................................................................................................................................................................. 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 [2018-10-27 05:13:27,208 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:27,210 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:27,221 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:27,221 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:27,222 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:27,223 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:27,225 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:27,227 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:27,228 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:27,229 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:27,229 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:27,230 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:27,231 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:27,232 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:27,232 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:27,233 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:27,235 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:27,237 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:27,239 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:27,240 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:27,241 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:27,243 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:27,243 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:27,244 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:27,244 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:27,245 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:27,247 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:27,247 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:27,248 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:27,248 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:27,249 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:27,249 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:27,249 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:27,251 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:27,252 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:27,252 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:13:27,264 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:27,265 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:27,265 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:27,265 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:27,266 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:27,266 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:27,267 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:13:27,267 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:27,267 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:13:27,267 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:13:27,267 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:27,268 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:27,268 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:27,268 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:13:27,268 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:27,269 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:27,269 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:27,269 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:27,269 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:27,269 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:27,269 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:27,270 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:27,273 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:27,273 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:27,273 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:27,273 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:27,274 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:27,274 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:27,274 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:27,274 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:27,274 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:13:27,274 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:27,275 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:13:27,275 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:13:27,275 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_2c72f7d7-de28-43c1-b879-8c8a6d840085/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 -> fd8bca219eddfe87ff802db5e6aed01ded493ec2 [2018-10-27 05:13:27,318 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:27,331 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:27,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:27,336 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:27,336 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:27,337 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_true-unreach-call.i [2018-10-27 05:13:27,392 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/data/014535de4/370e663726d448f0a728b69f95e2d311/FLAG2300bf457 [2018-10-27 05:13:27,854 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:27,855 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/sv-benchmarks/c/pthread-ext/26_stack_cas_true-unreach-call.i [2018-10-27 05:13:27,869 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/data/014535de4/370e663726d448f0a728b69f95e2d311/FLAG2300bf457 [2018-10-27 05:13:27,880 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/data/014535de4/370e663726d448f0a728b69f95e2d311 [2018-10-27 05:13:27,883 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:27,884 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:27,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:27,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:27,889 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:27,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78046a25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27, skipping insertion in model container [2018-10-27 05:13:27,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:27,943 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:28,274 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:28,292 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:28,365 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:28,436 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:28,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28 WrapperNode [2018-10-27 05:13:28,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:28,437 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:28,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:28,438 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:28,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:28,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:28,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:28,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:28,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:28,588 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:28,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:28,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:28,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:28,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:28,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:28,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:28,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... [2018-10-27 05:13:28,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:28,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:28,662 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:28,662 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:28,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/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 [2018-10-27 05:13:28,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-10-27 05:13:28,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-10-27 05:13:28,727 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:13:28,727 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:13:28,728 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:13:28,728 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:13:28,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:13:28,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:13:28,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:28,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:28,728 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-10-27 05:13:28,729 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-10-27 05:13:28,729 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:28,729 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:28,729 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-10-27 05:13:28,729 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-10-27 05:13:28,729 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-10-27 05:13:28,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-10-27 05:13:28,730 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-10-27 05:13:28,732 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-10-27 05:13:28,732 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-10-27 05:13:28,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-10-27 05:13:28,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:13:28,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:13:28,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:28,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:28,734 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:29,929 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:29,967 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:29,967 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:29,968 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:29,971 INFO L168 Benchmark]: Toolchain (without parser) took 2088.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 950.4 MB in the beginning and 1.1 GB in the end (delta: -135.8 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:29,975 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:29,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.61 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 918.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:29,977 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 918.2 MB in the beginning and 1.2 GB in the end (delta: -233.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:29,978 INFO L168 Benchmark]: Boogie Preprocessor took 74.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:29,979 INFO L168 Benchmark]: RCFGBuilder took 1308.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:29,983 INFO L336 ainManager$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 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 552.61 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 918.2 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 150.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 918.2 MB in the beginning and 1.2 GB in the end (delta: -233.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 74.03 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 1308.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 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 [2018-10-27 05:13:32,241 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:32,243 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:32,254 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:32,254 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:32,255 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:32,256 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:32,258 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:32,259 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:32,260 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:32,261 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:32,261 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:32,263 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:32,264 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:32,265 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:32,265 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:32,267 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:32,268 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:32,271 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:32,272 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:32,273 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:32,275 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:32,277 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:32,277 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:32,277 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:32,279 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:32,280 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:32,280 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:32,281 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:32,283 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:32,283 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:32,284 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:32,284 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:32,284 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:32,285 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:32,286 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:32,287 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:13:32,300 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:32,301 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:32,301 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:32,302 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:32,302 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:32,303 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:32,303 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:32,303 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:32,304 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:32,304 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:32,304 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:32,304 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:32,304 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:32,304 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:32,305 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:32,305 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:13:32,305 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:13:32,305 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:32,305 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:32,305 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:32,308 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:32,308 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:32,308 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:32,308 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:32,308 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:32,309 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:32,309 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:32,309 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:32,309 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:13:32,309 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:32,309 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:13:32,310 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:13:32,310 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_2c72f7d7-de28-43c1-b879-8c8a6d840085/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 -> fd8bca219eddfe87ff802db5e6aed01ded493ec2 [2018-10-27 05:13:32,351 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:32,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:32,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:32,367 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:32,368 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:32,368 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_true-unreach-call.i [2018-10-27 05:13:32,428 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/data/5bbb9b88e/33fa1b24673f45389bfe3f11343261d8/FLAG9fb629306 [2018-10-27 05:13:32,936 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:32,941 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/sv-benchmarks/c/pthread-ext/26_stack_cas_true-unreach-call.i [2018-10-27 05:13:32,956 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/data/5bbb9b88e/33fa1b24673f45389bfe3f11343261d8/FLAG9fb629306 [2018-10-27 05:13:32,975 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/bin-2019/utaipan/data/5bbb9b88e/33fa1b24673f45389bfe3f11343261d8 [2018-10-27 05:13:32,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:32,984 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:32,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:32,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:32,993 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:32,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:32" (1/1) ... [2018-10-27 05:13:32,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@632a65ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:32, skipping insertion in model container [2018-10-27 05:13:32,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:32" (1/1) ... [2018-10-27 05:13:33,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:33,067 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:33,485 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:33,505 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:33,558 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:33,651 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:33,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33 WrapperNode [2018-10-27 05:13:33,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:33,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:33,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:33,653 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:33,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:33,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:33,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:33,716 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:33,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:33,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:33,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:33,863 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:33,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2c72f7d7-de28-43c1-b879-8c8a6d840085/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 [2018-10-27 05:13:33,924 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-10-27 05:13:33,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-10-27 05:13:33,924 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-10-27 05:13:33,924 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-10-27 05:13:33,925 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:13:33,925 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:13:33,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:13:33,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:13:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:33,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-10-27 05:13:33,926 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-10-27 05:13:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:33,927 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-10-27 05:13:33,927 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-10-27 05:13:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-10-27 05:13:33,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-10-27 05:13:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-10-27 05:13:33,928 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-10-27 05:13:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-10-27 05:13:33,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-10-27 05:13:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:13:33,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:13:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:33,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:33,933 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:35,238 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:35,278 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:35,278 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:35,279 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:35,285 INFO L168 Benchmark]: Toolchain (without parser) took 2302.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -151.1 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:35,289 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:35,289 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.40 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 908.9 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:35,290 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.37 ms. Allocated memory is still 1.0 GB. Free memory is still 908.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:35,290 INFO L168 Benchmark]: Boogie Preprocessor took 146.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 908.9 MB in the beginning and 1.2 GB in the end (delta: -253.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:35,291 INFO L168 Benchmark]: RCFGBuilder took 1421.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:35,296 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 667.40 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 908.9 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.37 ms. Allocated memory is still 1.0 GB. Free memory is still 908.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 146.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 908.9 MB in the beginning and 1.2 GB in the end (delta: -253.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1421.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 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...