./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d11a42196163cef7c98524429b4693f3727dcfb0 ............................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d11a42196163cef7c98524429b4693f3727dcfb0 ............................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 03:41:14,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:41:14,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:41:14,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:41:14,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:41:14,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:41:14,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:41:14,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:41:14,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:41:14,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:41:14,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:41:14,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:41:14,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:41:14,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:41:14,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:41:14,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:41:14,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:41:14,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:41:14,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:41:14,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:41:14,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:41:14,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:41:14,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:41:14,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:41:14,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:41:14,644 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:41:14,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:41:14,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:41:14,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:41:14,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:41:14,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:41:14,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:41:14,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:41:14,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:41:14,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:41:14,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:41:14,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:41:14,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:41:14,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:41:14,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:41:14,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:41:14,655 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 03:41:14,680 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:41:14,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:41:14,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:41:14,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:41:14,683 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 03:41:14,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:41:14,684 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:41:14,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:41:14,684 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:41:14,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:41:14,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:41:14,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:41:14,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:41:14,686 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:41:14,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:41:14,686 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:41:14,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:41:14,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:41:14,687 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 03:41:14,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:41:14,688 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 03:41:14,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 03:41:14,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:41:14,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:41:14,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:41:14,689 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 03:41:14,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 03:41:14,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:41:14,690 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer 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 -> Automizer 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 -> d11a42196163cef7c98524429b4693f3727dcfb0 [2019-11-20 03:41:14,821 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:41:14,830 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:41:14,833 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:41:14,837 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:41:14,837 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:41:14,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-11-20 03:41:14,911 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/data/8723082de/676e1eea4b444c7a860b6158afaa7828/FLAGf5adc7209 [2019-11-20 03:41:15,335 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:41:15,336 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-11-20 03:41:15,365 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/data/8723082de/676e1eea4b444c7a860b6158afaa7828/FLAGf5adc7209 [2019-11-20 03:41:15,632 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/data/8723082de/676e1eea4b444c7a860b6158afaa7828 [2019-11-20 03:41:15,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:41:15,635 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:41:15,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:41:15,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:41:15,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:41:15,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:41:15" (1/1) ... [2019-11-20 03:41:15,642 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68e81ee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:15, skipping insertion in model container [2019-11-20 03:41:15,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:41:15" (1/1) ... [2019-11-20 03:41:15,649 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:41:15,694 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:41:16,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:41:16,119 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:41:16,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:41:16,259 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:41:16,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:16 WrapperNode [2019-11-20 03:41:16,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:41:16,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:41:16,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:41:16,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:41:16,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:16" (1/1) ... [2019-11-20 03:41:16,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:16" (1/1) ... [2019-11-20 03:41:16,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:41:16,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:41:16,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:41:16,309 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:41:16,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:16" (1/1) ... [2019-11-20 03:41:16,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:16" (1/1) ... [2019-11-20 03:41:16,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:16" (1/1) ... [2019-11-20 03:41:16,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:16" (1/1) ... [2019-11-20 03:41:16,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:16" (1/1) ... [2019-11-20 03:41:16,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:16" (1/1) ... [2019-11-20 03:41:16,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:16" (1/1) ... [2019-11-20 03:41:16,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:41:16,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:41:16,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:41:16,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:41:16,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/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 [2019-11-20 03:41:16,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 03:41:16,409 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-20 03:41:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-20 03:41:16,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 03:41:16,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 03:41:16,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 03:41:16,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 03:41:16,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:41:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:41:16,413 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-20 03:41:16,548 INFO L1494 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-20 03:41:16,550 INFO L1494 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-20 03:41:16,552 INFO L1494 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-20 03:41:16,553 INFO L1494 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-20 03:41:16,554 INFO L1494 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-11-20 03:41:16,555 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1489) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:802) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:619) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:568) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:259) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-11-20 03:41:16,560 INFO L168 Benchmark]: Toolchain (without parser) took 924.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -150.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:41:16,561 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:41:16,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-11-20 03:41:16,562 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:41:16,563 INFO L168 Benchmark]: Boogie Preprocessor took 34.19 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:41:16,563 INFO L168 Benchmark]: RCFGBuilder took 215.29 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: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2019-11-20 03:41:16,566 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 624.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 215.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1489) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 03:41:18,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:41:18,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:41:18,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:41:18,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:41:18,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:41:18,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:41:18,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:41:18,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:41:18,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:41:18,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:41:18,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:41:18,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:41:18,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:41:18,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:41:18,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:41:18,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:41:18,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:41:18,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:41:18,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:41:18,533 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:41:18,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:41:18,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:41:18,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:41:18,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:41:18,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:41:18,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:41:18,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:41:18,541 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:41:18,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:41:18,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:41:18,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:41:18,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:41:18,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:41:18,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:41:18,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:41:18,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:41:18,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:41:18,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:41:18,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:41:18,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:41:18,563 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-20 03:41:18,583 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:41:18,583 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:41:18,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:41:18,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:41:18,585 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 03:41:18,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:41:18,585 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:41:18,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:41:18,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:41:18,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:41:18,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:41:18,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:41:18,587 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 03:41:18,587 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 03:41:18,588 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:41:18,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:41:18,588 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:41:18,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:41:18,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:41:18,589 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 03:41:18,589 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:41:18,589 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 03:41:18,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 03:41:18,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:41:18,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:41:18,591 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:41:18,591 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 03:41:18,591 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 03:41:18,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:41:18,592 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 03:41:18,592 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer 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 -> Automizer 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 -> d11a42196163cef7c98524429b4693f3727dcfb0 [2019-11-20 03:41:18,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:41:18,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:41:18,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:41:18,883 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:41:18,883 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:41:18,885 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-11-20 03:41:18,949 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/data/9dba26f01/66ca2b67777840909b35d605104420a4/FLAG95c972af6 [2019-11-20 03:41:19,443 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:41:19,450 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-11-20 03:41:19,463 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/data/9dba26f01/66ca2b67777840909b35d605104420a4/FLAG95c972af6 [2019-11-20 03:41:19,821 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/data/9dba26f01/66ca2b67777840909b35d605104420a4 [2019-11-20 03:41:19,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:41:19,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:41:19,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:41:19,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:41:19,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:41:19,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:41:19" (1/1) ... [2019-11-20 03:41:19,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b41df1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:19, skipping insertion in model container [2019-11-20 03:41:19,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:41:19" (1/1) ... [2019-11-20 03:41:19,839 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:41:19,895 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:41:20,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:41:20,346 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:41:20,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:41:20,474 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:41:20,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:20 WrapperNode [2019-11-20 03:41:20,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:41:20,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:41:20,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:41:20,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:41:20,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:20" (1/1) ... [2019-11-20 03:41:20,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:20" (1/1) ... [2019-11-20 03:41:20,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:41:20,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:41:20,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:41:20,534 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:41:20,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:20" (1/1) ... [2019-11-20 03:41:20,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:20" (1/1) ... [2019-11-20 03:41:20,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:20" (1/1) ... [2019-11-20 03:41:20,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:20" (1/1) ... [2019-11-20 03:41:20,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:20" (1/1) ... [2019-11-20 03:41:20,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:20" (1/1) ... [2019-11-20 03:41:20,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:20" (1/1) ... [2019-11-20 03:41:20,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:41:20,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:41:20,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:41:20,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:41:20,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:41:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_defa87b7-61b2-4aa6-a903-8c8b59285079/bin/uautomizer/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 [2019-11-20 03:41:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 03:41:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-20 03:41:20,630 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-20 03:41:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 03:41:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 03:41:20,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 03:41:20,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-20 03:41:20,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:41:20,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:41:20,636 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-20 03:41:20,770 INFO L1494 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-20 03:41:20,772 INFO L1494 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-20 03:41:20,774 INFO L1494 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-20 03:41:20,775 INFO L1494 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-20 03:41:20,775 INFO L1494 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-11-20 03:41:20,778 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1489) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:802) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:619) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:568) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:259) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-11-20 03:41:20,798 INFO L168 Benchmark]: Toolchain (without parser) took 972.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -147.8 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:41:20,798 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:41:20,799 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2019-11-20 03:41:20,800 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:41:20,800 INFO L168 Benchmark]: Boogie Preprocessor took 35.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-20 03:41:20,801 INFO L168 Benchmark]: RCFGBuilder took 226.80 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: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2019-11-20 03:41:20,804 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 650.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -171.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 226.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1489) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...