./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/34_double_lock_p2_vs_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_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/34_double_lock_p2_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/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 0527820ce7f25e6a965a8fdfcd5a0cfce4fa7f41 ..................................................................................................................................................................................................................... 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_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/34_double_lock_p2_vs_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/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 0527820ce7f25e6a965a8fdfcd5a0cfce4fa7f41 ..................................................................................................................................................................................................... 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 05:07:36,213 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:07:36,215 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:07:36,227 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:07:36,227 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:07:36,228 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:07:36,229 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:07:36,230 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:07:36,232 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:07:36,232 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:07:36,234 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:07:36,234 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:07:36,235 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:07:36,236 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:07:36,236 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:07:36,238 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:07:36,238 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:07:36,240 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:07:36,241 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:07:36,243 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:07:36,244 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:07:36,245 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:07:36,247 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:07:36,247 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:07:36,247 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:07:36,248 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:07:36,248 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:07:36,250 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:07:36,251 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:07:36,252 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:07:36,252 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:07:36,252 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:07:36,253 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:07:36,253 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:07:36,254 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:07:36,255 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:07:36,255 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:07:36,267 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:07:36,267 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:07:36,268 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:07:36,268 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:07:36,268 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:07:36,268 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:07:36,268 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:07:36,269 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:07:36,269 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:07:36,269 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:07:36,270 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:07:36,271 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:07:36,271 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:07:36,271 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:07:36,271 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:07:36,271 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:07:36,271 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:07:36,272 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:07:36,272 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:07:36,272 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:07:36,272 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:07:36,272 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:07:36,272 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:07:36,273 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:07:36,273 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:07:36,273 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:07:36,273 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:07:36,275 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:07:36,275 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:07:36,275 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:07:36,275 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:07:36,275 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:07:36,275 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:07:36,276 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:07:36,276 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_dc163544-e63a-450c-aeb1-0f537039fba7/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 -> 0527820ce7f25e6a965a8fdfcd5a0cfce4fa7f41 [2018-10-27 05:07:36,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:07:36,312 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:07:36,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:07:36,316 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:07:36,316 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:07:36,316 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/34_double_lock_p2_vs_true-unreach-call.i [2018-10-27 05:07:36,359 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/data/16bd6429a/433232b964ce4317b9129fb5982fa497/FLAG93b610b60 [2018-10-27 05:07:36,820 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:07:36,821 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/sv-benchmarks/c/pthread-ext/34_double_lock_p2_vs_true-unreach-call.i [2018-10-27 05:07:36,841 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/data/16bd6429a/433232b964ce4317b9129fb5982fa497/FLAG93b610b60 [2018-10-27 05:07:36,857 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/data/16bd6429a/433232b964ce4317b9129fb5982fa497 [2018-10-27 05:07:36,860 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:07:36,861 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:07:36,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:36,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:07:36,866 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:07:36,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:36" (1/1) ... [2018-10-27 05:07:36,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696fb3a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:36, skipping insertion in model container [2018-10-27 05:07:36,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:36" (1/1) ... [2018-10-27 05:07:36,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:07:36,924 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:07:37,266 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:37,276 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:07:37,321 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:37,384 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:07:37,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37 WrapperNode [2018-10-27 05:07:37,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:37,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:37,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:07:37,386 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:07:37,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:37,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:07:37,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:07:37,505 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:07:37,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... [2018-10-27 05:07:37,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:07:37,538 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:07:37,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:07:37,538 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:07:37,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/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 05:07:37,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_dec [2018-10-27 05:07:37,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_dec [2018-10-27 05:07:37,589 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-10-27 05:07:37,589 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-10-27 05:07:37,589 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:07:37,589 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:07:37,589 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:07:37,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:07:37,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:07:37,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:07:37,590 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:07:37,590 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:07:37,590 INFO L130 BoogieDeclarations]: Found specification of procedure my_thread2 [2018-10-27 05:07:37,590 INFO L138 BoogieDeclarations]: Found implementation of procedure my_thread2 [2018-10-27 05:07:37,590 INFO L130 BoogieDeclarations]: Found specification of procedure my_thread1 [2018-10-27 05:07:37,591 INFO L138 BoogieDeclarations]: Found implementation of procedure my_thread1 [2018-10-27 05:07:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:07:37,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:07:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_inc [2018-10-27 05:07:37,591 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_inc [2018-10-27 05:07:37,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:07:37,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:07:37,592 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 05:07:38,298 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:07:38,328 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:38,329 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:38,330 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:07:38,336 INFO L168 Benchmark]: Toolchain (without parser) took 1475.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 950.4 MB in the beginning and 1.1 GB in the end (delta: -166.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:07:38,340 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:07:38,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 521.86 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 920.9 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:38,341 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 920.9 MB in the beginning and 1.2 GB in the end (delta: -236.4 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:38,342 INFO L168 Benchmark]: Boogie Preprocessor took 33.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:07:38,342 INFO L168 Benchmark]: RCFGBuilder took 797.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:38,347 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 521.86 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 920.9 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 118.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 920.9 MB in the beginning and 1.2 GB in the end (delta: -236.4 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.12 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 797.13 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: 40.2 MB). Peak memory consumption was 40.2 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 05:07:40,183 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:07:40,185 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:07:40,194 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:07:40,194 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:07:40,195 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:07:40,196 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:07:40,198 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:07:40,199 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:07:40,200 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:07:40,201 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:07:40,201 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:07:40,202 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:07:40,203 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:07:40,204 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:07:40,204 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:07:40,205 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:07:40,207 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:07:40,209 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:07:40,210 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:07:40,211 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:07:40,212 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:07:40,213 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:07:40,214 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:07:40,214 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:07:40,214 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:07:40,215 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:07:40,216 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:07:40,216 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:07:40,218 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:07:40,218 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:07:40,219 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:07:40,219 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:07:40,219 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:07:40,220 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:07:40,220 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:07:40,221 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:07:40,233 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:07:40,234 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:07:40,235 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:07:40,235 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:07:40,235 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:07:40,235 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:07:40,235 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:07:40,235 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:07:40,236 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:07:40,236 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:07:40,236 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:07:40,236 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:07:40,237 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:07:40,237 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:07:40,237 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:07:40,237 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:07:40,237 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:07:40,237 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:07:40,238 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:07:40,238 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:07:40,238 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:07:40,238 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:07:40,238 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:07:40,238 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:07:40,238 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:07:40,239 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:07:40,239 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:07:40,239 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:07:40,239 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:07:40,239 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:07:40,239 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:07:40,240 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:07:40,240 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_dc163544-e63a-450c-aeb1-0f537039fba7/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 -> 0527820ce7f25e6a965a8fdfcd5a0cfce4fa7f41 [2018-10-27 05:07:40,277 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:07:40,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:07:40,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:07:40,292 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:07:40,292 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:07:40,293 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/34_double_lock_p2_vs_true-unreach-call.i [2018-10-27 05:07:40,337 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/data/0c2463195/8ebab241972a43d9bc8135fbf060267f/FLAG88a607021 [2018-10-27 05:07:40,817 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:07:40,818 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/sv-benchmarks/c/pthread-ext/34_double_lock_p2_vs_true-unreach-call.i [2018-10-27 05:07:40,830 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/data/0c2463195/8ebab241972a43d9bc8135fbf060267f/FLAG88a607021 [2018-10-27 05:07:40,846 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/bin-2019/utaipan/data/0c2463195/8ebab241972a43d9bc8135fbf060267f [2018-10-27 05:07:40,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:07:40,851 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:07:40,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:40,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:07:40,857 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:07:40,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:40" (1/1) ... [2018-10-27 05:07:40,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@142aa1de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:40, skipping insertion in model container [2018-10-27 05:07:40,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:07:40" (1/1) ... [2018-10-27 05:07:40,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:07:40,917 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:07:41,257 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:41,273 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:07:41,328 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:07:41,399 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:07:41,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:41 WrapperNode [2018-10-27 05:07:41,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:07:41,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:41,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:07:41,401 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:07:41,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:41" (1/1) ... [2018-10-27 05:07:41,427 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:41" (1/1) ... [2018-10-27 05:07:41,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:07:41,446 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:07:41,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:07:41,447 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:07:41,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:41" (1/1) ... [2018-10-27 05:07:41,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:41" (1/1) ... [2018-10-27 05:07:41,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:41" (1/1) ... [2018-10-27 05:07:41,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:41" (1/1) ... [2018-10-27 05:07:41,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:41" (1/1) ... [2018-10-27 05:07:41,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:41" (1/1) ... [2018-10-27 05:07:41,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:41" (1/1) ... [2018-10-27 05:07:41,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:07:41,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:07:41,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:07:41,539 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:07:41,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:07:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc163544-e63a-450c-aeb1-0f537039fba7/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 05:07:41,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_dec [2018-10-27 05:07:41,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_dec [2018-10-27 05:07:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2018-10-27 05:07:41,594 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2018-10-27 05:07:41,594 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-10-27 05:07:41,594 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-10-27 05:07:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2018-10-27 05:07:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2018-10-27 05:07:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:07:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:07:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:07:41,595 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:07:41,595 INFO L130 BoogieDeclarations]: Found specification of procedure my_thread2 [2018-10-27 05:07:41,596 INFO L138 BoogieDeclarations]: Found implementation of procedure my_thread2 [2018-10-27 05:07:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure my_thread1 [2018-10-27 05:07:41,596 INFO L138 BoogieDeclarations]: Found implementation of procedure my_thread1 [2018-10-27 05:07:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2018-10-27 05:07:41,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2018-10-27 05:07:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_inc [2018-10-27 05:07:41,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_inc [2018-10-27 05:07:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:07:41,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:07:41,599 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 05:07:42,364 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:07:42,389 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:42,389 WARN L317 ript$VariableManager]: TermVariabe |Thread1_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:07:42,390 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:07:42,394 INFO L168 Benchmark]: Toolchain (without parser) took 1543.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -143.3 MB). Peak memory consumption was 386.5 kB. Max. memory is 11.5 GB. [2018-10-27 05:07:42,395 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:07:42,396 INFO L168 Benchmark]: CACSL2BoogieTranslator took 547.93 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 921.0 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:42,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.54 ms. Allocated memory is still 1.0 GB. Free memory was 921.0 MB in the beginning and 915.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:42,397 INFO L168 Benchmark]: Boogie Preprocessor took 91.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 915.7 MB in the beginning and 1.1 GB in the end (delta: -215.1 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:42,400 INFO L168 Benchmark]: RCFGBuilder took 854.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.3 MB). Peak memory consumption was 38.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:07:42,404 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 547.93 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 921.0 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.54 ms. Allocated memory is still 1.0 GB. Free memory was 921.0 MB in the beginning and 915.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 91.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 915.7 MB in the beginning and 1.1 GB in the end (delta: -215.1 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 854.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.3 MB). Peak memory consumption was 38.3 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...