./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/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 1c1faa3579006aea6826be067d15bea836f4117a .................................................................................................................................................................................................................... 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_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/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 1c1faa3579006aea6826be067d15bea836f4117a ......................................................................................................................................................................................................................... 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 04:53:06,898 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:53:06,899 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:53:06,908 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:53:06,908 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:53:06,908 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:53:06,909 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:53:06,910 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:53:06,912 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:53:06,912 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:53:06,913 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:53:06,913 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:53:06,914 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:53:06,915 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:53:06,916 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:53:06,916 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:53:06,917 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:53:06,918 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:53:06,919 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:53:06,920 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:53:06,921 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:53:06,922 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:53:06,923 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:53:06,923 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:53:06,923 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:53:06,924 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:53:06,925 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:53:06,925 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:53:06,926 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:53:06,927 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:53:06,927 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:53:06,927 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:53:06,928 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:53:06,928 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:53:06,929 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:53:06,929 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:53:06,929 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 04:53:06,941 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:53:06,941 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:53:06,942 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:53:06,942 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 04:53:06,942 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 04:53:06,942 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 04:53:06,942 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 04:53:06,943 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 04:53:06,943 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 04:53:06,943 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 04:53:06,943 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 04:53:06,944 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:53:06,944 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:53:06,944 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:53:06,944 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:53:06,944 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:53:06,944 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:53:06,945 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:53:06,945 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:53:06,945 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:53:06,945 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:53:06,945 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:53:06,945 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:53:06,946 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:53:06,946 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:53:06,946 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:53:06,946 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:53:06,946 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:53:06,946 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:53:06,946 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:53:06,947 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 04:53:06,947 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:53:06,947 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:53:06,947 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 04:53:06,947 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_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/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 -> 1c1faa3579006aea6826be067d15bea836f4117a [2018-11-10 04:53:06,975 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:53:06,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:53:06,989 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:53:06,990 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:53:06,991 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:53:06,991 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest_false-unreach-call.i [2018-11-10 04:53:07,047 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/data/5501d080d/d8f32b6c33f743f1a46c6a3ca2dd7853/FLAG95a8102c7 [2018-11-10 04:53:07,457 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:53:07,458 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/sv-benchmarks/c/pthread-ext/26_stack_cas_longest_false-unreach-call.i [2018-11-10 04:53:07,468 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/data/5501d080d/d8f32b6c33f743f1a46c6a3ca2dd7853/FLAG95a8102c7 [2018-11-10 04:53:07,480 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/data/5501d080d/d8f32b6c33f743f1a46c6a3ca2dd7853 [2018-11-10 04:53:07,483 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:53:07,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:53:07,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:53:07,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:53:07,488 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:53:07,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:53:07" (1/1) ... [2018-11-10 04:53:07,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72a763e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:07, skipping insertion in model container [2018-11-10 04:53:07,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:53:07" (1/1) ... [2018-11-10 04:53:07,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:53:07,534 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:53:07,782 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:53:07,848 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:53:07,888 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:53:07,965 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:53:07,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:07 WrapperNode [2018-11-10 04:53:07,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:53:07,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:53:07,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:53:07,967 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:53:08,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:07" (1/1) ... [2018-11-10 04:53:08,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:07" (1/1) ... [2018-11-10 04:53:08,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:53:08,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:53:08,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:53:08,117 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:53:08,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:07" (1/1) ... [2018-11-10 04:53:08,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:07" (1/1) ... [2018-11-10 04:53:08,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:07" (1/1) ... [2018-11-10 04:53:08,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:07" (1/1) ... [2018-11-10 04:53:08,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:07" (1/1) ... [2018-11-10 04:53:08,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:07" (1/1) ... [2018-11-10 04:53:08,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:07" (1/1) ... [2018-11-10 04:53:08,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:53:08,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:53:08,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:53:08,204 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:53:08,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/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 04:53:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-11-10 04:53:08,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-11-10 04:53:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 04:53:08,265 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 04:53:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 04:53:08,266 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 04:53:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 04:53:08,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 04:53:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:53:08,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:53:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-11-10 04:53:08,266 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-11-10 04:53:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:53:08,267 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:53:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-11-10 04:53:08,267 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-11-10 04:53:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-11-10 04:53:08,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-11-10 04:53:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-11-10 04:53:08,268 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-11-10 04:53:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-11-10 04:53:08,268 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-11-10 04:53:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 04:53:08,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 04:53:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:53:08,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:53:08,270 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 04:53:10,112 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:53:10,163 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:53:10,164 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:53:10,164 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 04:53:10,168 INFO L168 Benchmark]: Toolchain (without parser) took 2683.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -104.3 MB). Peak memory consumption was 234.2 MB. Max. memory is 11.5 GB. [2018-11-10 04:53:10,169 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:53:10,170 INFO L168 Benchmark]: CACSL2BoogieTranslator took 481.21 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 907.2 MB in the end (delta: 49.4 MB). Peak memory consumption was 49.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:53:10,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 907.2 MB in the beginning and 1.1 GB in the end (delta: -207.4 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:53:10,171 INFO L168 Benchmark]: Boogie Preprocessor took 86.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:53:10,172 INFO L168 Benchmark]: RCFGBuilder took 1963.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 43.0 MB). Peak memory consumption was 252.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:53:10,174 INFO L336 ainManager$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 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 481.21 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 907.2 MB in the end (delta: 49.4 MB). Peak memory consumption was 49.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 149.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 907.2 MB in the beginning and 1.1 GB in the end (delta: -207.4 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 86.70 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1963.49 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: 43.0 MB). Peak memory consumption was 252.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:53:11,913 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:53:11,915 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:53:11,924 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:53:11,924 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:53:11,925 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:53:11,925 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:53:11,927 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:53:11,928 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:53:11,929 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:53:11,930 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:53:11,930 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:53:11,932 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:53:11,932 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:53:11,933 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:53:11,934 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:53:11,935 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:53:11,937 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:53:11,938 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:53:11,940 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:53:11,941 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:53:11,942 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:53:11,945 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:53:11,945 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:53:11,945 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:53:11,946 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:53:11,947 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:53:11,947 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:53:11,948 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:53:11,949 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:53:11,949 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:53:11,950 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:53:11,950 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:53:11,950 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:53:11,950 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:53:11,951 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:53:11,951 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 04:53:11,964 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:53:11,965 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:53:11,965 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:53:11,966 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 04:53:11,966 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 04:53:11,966 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 04:53:11,966 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 04:53:11,966 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 04:53:11,967 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:53:11,967 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:53:11,967 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:53:11,967 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:53:11,967 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:53:11,968 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:53:11,968 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:53:11,968 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 04:53:11,968 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 04:53:11,968 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:53:11,968 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:53:11,968 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:53:11,969 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:53:11,969 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 04:53:11,969 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:53:11,969 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 04:53:11,969 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 04:53:11,969 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:53:11,969 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:53:11,970 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:53:11,970 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 04:53:11,970 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:53:11,970 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 04:53:11,970 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 04:53:11,970 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_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/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 -> 1c1faa3579006aea6826be067d15bea836f4117a [2018-11-10 04:53:12,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:53:12,018 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:53:12,021 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:53:12,023 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:53:12,023 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:53:12,024 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest_false-unreach-call.i [2018-11-10 04:53:12,077 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/data/7d4d67322/6989492e8cf04e73b57e244aabee586f/FLAG8b402ee9b [2018-11-10 04:53:12,459 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:53:12,459 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/sv-benchmarks/c/pthread-ext/26_stack_cas_longest_false-unreach-call.i [2018-11-10 04:53:12,469 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/data/7d4d67322/6989492e8cf04e73b57e244aabee586f/FLAG8b402ee9b [2018-11-10 04:53:12,479 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/bin-2019/utaipan/data/7d4d67322/6989492e8cf04e73b57e244aabee586f [2018-11-10 04:53:12,481 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:53:12,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:53:12,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:53:12,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:53:12,486 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:53:12,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:53:12" (1/1) ... [2018-11-10 04:53:12,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f6040d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:12, skipping insertion in model container [2018-11-10 04:53:12,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:53:12" (1/1) ... [2018-11-10 04:53:12,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:53:12,532 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:53:12,814 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:53:12,887 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:53:12,927 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:53:13,014 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:53:13,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:13 WrapperNode [2018-11-10 04:53:13,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:53:13,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:53:13,015 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:53:13,015 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:53:13,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:13" (1/1) ... [2018-11-10 04:53:13,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:13" (1/1) ... [2018-11-10 04:53:13,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:53:13,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:53:13,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:53:13,148 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:53:13,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:13" (1/1) ... [2018-11-10 04:53:13,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:13" (1/1) ... [2018-11-10 04:53:13,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:13" (1/1) ... [2018-11-10 04:53:13,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:13" (1/1) ... [2018-11-10 04:53:13,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:13" (1/1) ... [2018-11-10 04:53:13,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:13" (1/1) ... [2018-11-10 04:53:13,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:13" (1/1) ... [2018-11-10 04:53:13,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:53:13,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:53:13,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:53:13,234 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:53:13,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:53:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ec1b940-e8ff-48f8-a444-e8eaa3f42591/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 04:53:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_assert [2018-11-10 04:53:13,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_assert [2018-11-10 04:53:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure push [2018-11-10 04:53:13,297 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2018-11-10 04:53:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 04:53:13,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 04:53:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-11-10 04:53:13,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-11-10 04:53:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 04:53:13,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 04:53:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure push_loop [2018-11-10 04:53:13,299 INFO L138 BoogieDeclarations]: Found implementation of procedure push_loop [2018-11-10 04:53:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 04:53:13,299 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 04:53:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure index_malloc [2018-11-10 04:53:13,299 INFO L138 BoogieDeclarations]: Found implementation of procedure index_malloc [2018-11-10 04:53:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_CAS [2018-11-10 04:53:13,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_CAS [2018-11-10 04:53:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2018-11-10 04:53:13,299 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2018-11-10 04:53:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2018-11-10 04:53:13,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2018-11-10 04:53:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-11-10 04:53:13,300 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-11-10 04:53:13,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:53:13,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:53:13,301 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 04:53:15,554 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:53:15,609 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:53:15,610 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 04:53:15,610 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 04:53:15,631 INFO L168 Benchmark]: Toolchain (without parser) took 3148.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 211.8 MB). Free memory was 946.5 MB in the beginning and 1.2 GB in the end (delta: -250.9 MB). Peak memory consumption was 292.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:53:15,632 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:53:15,633 INFO L168 Benchmark]: CACSL2BoogieTranslator took 531.79 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 892.8 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:53:15,633 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 892.8 MB in the beginning and 1.1 GB in the end (delta: -220.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-11-10 04:53:15,634 INFO L168 Benchmark]: Boogie Preprocessor took 85.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:53:15,635 INFO L168 Benchmark]: RCFGBuilder took 2395.80 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 75.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -90.9 MB). Peak memory consumption was 315.9 MB. Max. memory is 11.5 GB. [2018-11-10 04:53:15,639 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 531.79 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 892.8 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 132.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 892.8 MB in the beginning and 1.1 GB in the end (delta: -220.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 85.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2395.80 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 75.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -90.9 MB). Peak memory consumption was 315.9 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...