./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-ext/06_ticket_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_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/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 41a929f6f2c94173f1b355dba19b018da5144107 .................................................................................................................................................................................................................... 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_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/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 41a929f6f2c94173f1b355dba19b018da5144107 ........................................................................................................................................................................................................... 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 02:05:00,483 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 02:05:00,484 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 02:05:00,491 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 02:05:00,491 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 02:05:00,492 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 02:05:00,492 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 02:05:00,493 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 02:05:00,495 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 02:05:00,495 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 02:05:00,496 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 02:05:00,496 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 02:05:00,497 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 02:05:00,497 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 02:05:00,498 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 02:05:00,499 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 02:05:00,499 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 02:05:00,501 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 02:05:00,502 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 02:05:00,503 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 02:05:00,504 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 02:05:00,504 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 02:05:00,506 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 02:05:00,506 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 02:05:00,507 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 02:05:00,507 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 02:05:00,508 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 02:05:00,508 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 02:05:00,509 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 02:05:00,510 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 02:05:00,510 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 02:05:00,510 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 02:05:00,511 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 02:05:00,511 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 02:05:00,511 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 02:05:00,512 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 02:05:00,512 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 02:05:00,523 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 02:05:00,523 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 02:05:00,523 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 02:05:00,524 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 02:05:00,524 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 02:05:00,524 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 02:05:00,524 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 02:05:00,524 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 02:05:00,524 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 02:05:00,524 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 02:05:00,525 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 02:05:00,525 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 02:05:00,525 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 02:05:00,525 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 02:05:00,526 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 02:05:00,526 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 02:05:00,526 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 02:05:00,526 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 02:05:00,526 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 02:05:00,526 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 02:05:00,527 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 02:05:00,527 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 02:05:00,527 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 02:05:00,527 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 02:05:00,527 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 02:05:00,527 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 02:05:00,527 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 02:05:00,528 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 02:05:00,528 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 02:05:00,528 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 02:05:00,528 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 02:05:00,528 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 02:05:00,528 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 02:05:00,528 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 02:05:00,529 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_e9d82088-a8ec-4b75-a183-07e39dacd073/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 -> 41a929f6f2c94173f1b355dba19b018da5144107 [2018-11-10 02:05:00,550 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 02:05:00,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 02:05:00,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 02:05:00,562 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 02:05:00,562 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 02:05:00,563 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i [2018-11-10 02:05:00,598 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/data/eee82ace8/a662e38f33bc4216b62977f13c2fe1c0/FLAGd45616364 [2018-11-10 02:05:01,061 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 02:05:01,061 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i [2018-11-10 02:05:01,072 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/data/eee82ace8/a662e38f33bc4216b62977f13c2fe1c0/FLAGd45616364 [2018-11-10 02:05:01,081 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/data/eee82ace8/a662e38f33bc4216b62977f13c2fe1c0 [2018-11-10 02:05:01,083 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 02:05:01,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 02:05:01,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 02:05:01,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 02:05:01,088 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 02:05:01,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:05:01" (1/1) ... [2018-11-10 02:05:01,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3976356f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:01, skipping insertion in model container [2018-11-10 02:05:01,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:05:01" (1/1) ... [2018-11-10 02:05:01,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 02:05:01,124 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 02:05:01,321 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:05:01,324 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 02:05:01,356 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:05:01,387 INFO L193 MainTranslator]: Completed translation [2018-11-10 02:05:01,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:01 WrapperNode [2018-11-10 02:05:01,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 02:05:01,388 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 02:05:01,389 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 02:05:01,389 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 02:05:01,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:01" (1/1) ... [2018-11-10 02:05:01,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:01" (1/1) ... [2018-11-10 02:05:01,471 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 02:05:01,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 02:05:01,471 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 02:05:01,471 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 02:05:01,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:01" (1/1) ... [2018-11-10 02:05:01,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:01" (1/1) ... [2018-11-10 02:05:01,479 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:01" (1/1) ... [2018-11-10 02:05:01,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:01" (1/1) ... [2018-11-10 02:05:01,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:01" (1/1) ... [2018-11-10 02:05:01,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:01" (1/1) ... [2018-11-10 02:05:01,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:01" (1/1) ... [2018-11-10 02:05:01,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 02:05:01,490 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 02:05:01,490 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 02:05:01,490 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 02:05:01,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/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 02:05:01,538 INFO L130 BoogieDeclarations]: Found specification of procedure fetch_and_increment__next_ticket [2018-11-10 02:05:01,538 INFO L138 BoogieDeclarations]: Found implementation of procedure fetch_and_increment__next_ticket [2018-11-10 02:05:01,538 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 02:05:01,539 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 02:05:01,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 02:05:01,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 02:05:01,539 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 02:05:01,539 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 02:05:01,539 INFO L130 BoogieDeclarations]: Found specification of procedure release_lock [2018-11-10 02:05:01,539 INFO L138 BoogieDeclarations]: Found implementation of procedure release_lock [2018-11-10 02:05:01,539 INFO L130 BoogieDeclarations]: Found specification of procedure acquire_lock [2018-11-10 02:05:01,539 INFO L138 BoogieDeclarations]: Found implementation of procedure acquire_lock [2018-11-10 02:05:01,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 02:05:01,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 02:05:01,541 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 02:05:01,752 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 02:05:01,769 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:05:01,770 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:05:01,770 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 02:05:01,778 INFO L168 Benchmark]: Toolchain (without parser) took 693.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -189.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:05:01,779 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:05:01,779 INFO L168 Benchmark]: CACSL2BoogieTranslator took 303.31 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 924.9 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-10 02:05:01,780 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 924.9 MB in the beginning and 1.2 GB in the end (delta: -245.2 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-11-10 02:05:01,780 INFO L168 Benchmark]: Boogie Preprocessor took 18.20 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:05:01,780 INFO L168 Benchmark]: RCFGBuilder took 286.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 11.5 GB. [2018-11-10 02:05:01,783 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 303.31 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 924.9 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 924.9 MB in the beginning and 1.2 GB in the end (delta: -245.2 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.20 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 286.40 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: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 02:05:03,180 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 02:05:03,181 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 02:05:03,187 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 02:05:03,187 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 02:05:03,188 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 02:05:03,188 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 02:05:03,189 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 02:05:03,190 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 02:05:03,191 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 02:05:03,191 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 02:05:03,192 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 02:05:03,192 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 02:05:03,193 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 02:05:03,194 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 02:05:03,194 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 02:05:03,195 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 02:05:03,196 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 02:05:03,197 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 02:05:03,198 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 02:05:03,199 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 02:05:03,200 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 02:05:03,201 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 02:05:03,201 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 02:05:03,202 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 02:05:03,202 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 02:05:03,203 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 02:05:03,204 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 02:05:03,204 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 02:05:03,205 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 02:05:03,205 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 02:05:03,206 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 02:05:03,206 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 02:05:03,206 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 02:05:03,206 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 02:05:03,207 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 02:05:03,207 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 02:05:03,217 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 02:05:03,217 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 02:05:03,218 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 02:05:03,218 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 02:05:03,218 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 02:05:03,218 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 02:05:03,218 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 02:05:03,218 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 02:05:03,218 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 02:05:03,219 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 02:05:03,219 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 02:05:03,219 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 02:05:03,219 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 02:05:03,219 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 02:05:03,219 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 02:05:03,219 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 02:05:03,219 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 02:05:03,219 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 02:05:03,220 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 02:05:03,220 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 02:05:03,220 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 02:05:03,220 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 02:05:03,220 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 02:05:03,220 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 02:05:03,220 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 02:05:03,220 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 02:05:03,221 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 02:05:03,221 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 02:05:03,221 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 02:05:03,221 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 02:05:03,221 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 02:05:03,221 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 02:05:03,221 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_e9d82088-a8ec-4b75-a183-07e39dacd073/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 -> 41a929f6f2c94173f1b355dba19b018da5144107 [2018-11-10 02:05:03,249 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 02:05:03,257 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 02:05:03,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 02:05:03,260 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 02:05:03,260 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 02:05:03,261 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/../../sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i [2018-11-10 02:05:03,296 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/data/9c0425b59/cfff947b5df24e3e8eaed9a115ef71b7/FLAGc3bece4d0 [2018-11-10 02:05:03,735 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 02:05:03,735 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/sv-benchmarks/c/pthread-ext/06_ticket_true-unreach-call.i [2018-11-10 02:05:03,745 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/data/9c0425b59/cfff947b5df24e3e8eaed9a115ef71b7/FLAGc3bece4d0 [2018-11-10 02:05:03,755 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/bin-2019/utaipan/data/9c0425b59/cfff947b5df24e3e8eaed9a115ef71b7 [2018-11-10 02:05:03,757 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 02:05:03,758 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 02:05:03,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 02:05:03,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 02:05:03,761 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 02:05:03,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:05:03" (1/1) ... [2018-11-10 02:05:03,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10c4a4cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:03, skipping insertion in model container [2018-11-10 02:05:03,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:05:03" (1/1) ... [2018-11-10 02:05:03,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 02:05:03,798 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 02:05:04,025 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:05:04,031 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 02:05:04,068 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:05:04,112 INFO L193 MainTranslator]: Completed translation [2018-11-10 02:05:04,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:04 WrapperNode [2018-11-10 02:05:04,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 02:05:04,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 02:05:04,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 02:05:04,113 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 02:05:04,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:04" (1/1) ... [2018-11-10 02:05:04,128 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:04" (1/1) ... [2018-11-10 02:05:04,139 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 02:05:04,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 02:05:04,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 02:05:04,139 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 02:05:04,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:04" (1/1) ... [2018-11-10 02:05:04,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:04" (1/1) ... [2018-11-10 02:05:04,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:04" (1/1) ... [2018-11-10 02:05:04,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:04" (1/1) ... [2018-11-10 02:05:04,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:04" (1/1) ... [2018-11-10 02:05:04,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:04" (1/1) ... [2018-11-10 02:05:04,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:04" (1/1) ... [2018-11-10 02:05:04,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 02:05:04,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 02:05:04,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 02:05:04,200 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 02:05:04,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:05:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e9d82088-a8ec-4b75-a183-07e39dacd073/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 02:05:04,232 INFO L130 BoogieDeclarations]: Found specification of procedure fetch_and_increment__next_ticket [2018-11-10 02:05:04,232 INFO L138 BoogieDeclarations]: Found implementation of procedure fetch_and_increment__next_ticket [2018-11-10 02:05:04,232 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-11-10 02:05:04,232 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-11-10 02:05:04,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 02:05:04,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 02:05:04,233 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 02:05:04,233 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 02:05:04,233 INFO L130 BoogieDeclarations]: Found specification of procedure release_lock [2018-11-10 02:05:04,233 INFO L138 BoogieDeclarations]: Found implementation of procedure release_lock [2018-11-10 02:05:04,233 INFO L130 BoogieDeclarations]: Found specification of procedure acquire_lock [2018-11-10 02:05:04,233 INFO L138 BoogieDeclarations]: Found implementation of procedure acquire_lock [2018-11-10 02:05:04,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 02:05:04,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 02:05:04,234 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 02:05:04,497 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 02:05:04,514 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:05:04,514 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 02:05:04,514 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 02:05:04,519 INFO L168 Benchmark]: Toolchain (without parser) took 761.01 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 943.8 MB in the beginning and 1.1 GB in the end (delta: -129.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:05:04,520 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:05:04,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 354.51 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 911.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 02:05:04,520 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.54 ms. Allocated memory is still 1.0 GB. Free memory was 911.6 MB in the beginning and 906.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 02:05:04,521 INFO L168 Benchmark]: Boogie Preprocessor took 60.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -194.0 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-11-10 02:05:04,521 INFO L168 Benchmark]: RCFGBuilder took 318.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2018-11-10 02:05:04,523 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 354.51 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 911.6 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.54 ms. Allocated memory is still 1.0 GB. Free memory was 911.6 MB in the beginning and 906.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -194.0 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 318.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...