./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas.i -s /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/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 6c759f93f4d69ecbb8ebc5bfeed89958f4e5ea08 ....................................................................................................................................................................................................... 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_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas.i -s /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/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 6c759f93f4d69ecbb8ebc5bfeed89958f4e5ea08 .................................................................................................................................................................................................... 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 0.1.24-6b5699a [2019-11-26 02:44:57,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:44:57,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:44:57,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:44:57,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:44:57,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:44:57,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:44:57,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:44:57,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:44:57,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:44:57,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:44:57,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:44:57,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:44:57,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:44:57,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:44:57,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:44:57,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:44:57,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:44:57,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:44:57,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:44:57,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:44:57,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:44:57,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:44:57,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:44:57,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:44:57,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:44:57,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:44:57,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:44:57,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:44:57,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:44:57,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:44:57,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:44:57,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:44:57,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:44:57,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:44:57,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:44:57,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:44:57,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:44:57,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:44:57,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:44:57,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:44:57,643 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-26 02:44:57,656 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:44:57,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:44:57,657 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:44:57,657 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:44:57,658 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:44:57,658 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:44:57,658 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:44:57,658 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:44:57,659 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:44:57,659 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:44:57,659 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:44:57,659 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:44:57,659 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:44:57,660 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:44:57,660 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:44:57,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:44:57,661 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:44:57,661 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:44:57,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:44:57,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:44:57,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:44:57,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:44:57,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:44:57,662 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:44:57,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:44:57,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:44:57,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:44:57,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:44:57,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:44:57,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:44:57,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:44:57,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:44:57,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:44:57,664 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:44:57,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:44:57,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:44:57,665 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:44:57,665 INFO L138 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/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/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 -> 6c759f93f4d69ecbb8ebc5bfeed89958f4e5ea08 [2019-11-26 02:44:57,798 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:44:57,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:44:57,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:44:57,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:44:57,819 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:44:57,820 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas.i [2019-11-26 02:44:57,878 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/data/d5fc83f6a/ba2972b514414764bf5b8b7462731917/FLAG3ed7b0083 [2019-11-26 02:44:58,370 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:44:58,371 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/sv-benchmarks/c/pthread-ext/26_stack_cas.i [2019-11-26 02:44:58,386 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/data/d5fc83f6a/ba2972b514414764bf5b8b7462731917/FLAG3ed7b0083 [2019-11-26 02:44:58,702 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/data/d5fc83f6a/ba2972b514414764bf5b8b7462731917 [2019-11-26 02:44:58,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:44:58,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:44:58,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:44:58,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:44:58,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:44:58,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:44:58" (1/1) ... [2019-11-26 02:44:58,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c0e7837 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:58, skipping insertion in model container [2019-11-26 02:44:58,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:44:58" (1/1) ... [2019-11-26 02:44:58,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:44:58,758 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:44:59,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:44:59,205 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:44:59,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:44:59,343 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:44:59,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:59 WrapperNode [2019-11-26 02:44:59,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:44:59,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:44:59,345 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:44:59,345 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:44:59,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:59" (1/1) ... [2019-11-26 02:44:59,368 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:59" (1/1) ... [2019-11-26 02:44:59,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:44:59,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:44:59,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:44:59,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:44:59,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:59" (1/1) ... [2019-11-26 02:44:59,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:59" (1/1) ... [2019-11-26 02:44:59,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:59" (1/1) ... [2019-11-26 02:44:59,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:59" (1/1) ... [2019-11-26 02:44:59,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:59" (1/1) ... [2019-11-26 02:44:59,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:59" (1/1) ... [2019-11-26 02:44:59,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:59" (1/1) ... [2019-11-26 02:44:59,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:44:59,437 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:44:59,437 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:44:59,438 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:44:59,438 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:44:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/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 [2019-11-26 02:44:59,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-26 02:44:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-26 02:44:59,500 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-26 02:44:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:44:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:44:59,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:44:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:44:59,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:44:59,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:44:59,502 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-26 02:44:59,668 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-26 02:44:59,670 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-26 02:44:59,677 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-26 02:44:59,693 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-26 02:44:59,694 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-11-26 02:44:59,696 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1488) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:801) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:618) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:567) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:258) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-11-26 02:44:59,700 INFO L168 Benchmark]: Toolchain (without parser) took 993.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -145.2 MB). Peak memory consumption was 73.7 kB. Max. memory is 11.5 GB. [2019-11-26 02:44:59,700 INFO L168 Benchmark]: CDTParser took 1.14 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:44:59,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -167.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:44:59,701 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.59 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. [2019-11-26 02:44:59,702 INFO L168 Benchmark]: Boogie Preprocessor took 34.76 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:44:59,703 INFO L168 Benchmark]: RCFGBuilder took 260.54 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: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:44:59,706 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 637.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -167.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.59 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 260.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1488) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-6b5699a [2019-11-26 02:45:01,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:45:01,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:45:01,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:45:01,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:45:01,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:45:01,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:45:01,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:45:01,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:45:01,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:45:01,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:45:01,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:45:01,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:45:01,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:45:01,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:45:01,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:45:01,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:45:01,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:45:01,453 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:45:01,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:45:01,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:45:01,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:45:01,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:45:01,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:45:01,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:45:01,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:45:01,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:45:01,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:45:01,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:45:01,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:45:01,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:45:01,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:45:01,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:45:01,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:45:01,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:45:01,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:45:01,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:45:01,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:45:01,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:45:01,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:45:01,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:45:01,473 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-11-26 02:45:01,500 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:45:01,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:45:01,501 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:45:01,501 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:45:01,502 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:45:01,502 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:45:01,503 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:45:01,503 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:45:01,503 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:45:01,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:45:01,505 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:45:01,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:45:01,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:45:01,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:45:01,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:45:01,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:45:01,506 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 02:45:01,507 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 02:45:01,507 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 02:45:01,507 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:45:01,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:45:01,508 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:45:01,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:45:01,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:45:01,508 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 02:45:01,509 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:45:01,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:45:01,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:45:01,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:45:01,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:45:01,510 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:45:01,510 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-26 02:45:01,510 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 02:45:01,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:45:01,511 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:45:01,511 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_fd574255-a546-448e-ad16-2288f8104ea4/bin/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 -> 6c759f93f4d69ecbb8ebc5bfeed89958f4e5ea08 [2019-11-26 02:45:01,853 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:45:01,864 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:45:01,867 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:45:01,869 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:45:01,869 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:45:01,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas.i [2019-11-26 02:45:01,929 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/data/a4a03bb01/3194cb5a7f894e0eb79592abd6a93f10/FLAGfbab074a9 [2019-11-26 02:45:02,381 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:45:02,382 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/sv-benchmarks/c/pthread-ext/26_stack_cas.i [2019-11-26 02:45:02,398 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/data/a4a03bb01/3194cb5a7f894e0eb79592abd6a93f10/FLAGfbab074a9 [2019-11-26 02:45:02,756 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/utaipan/data/a4a03bb01/3194cb5a7f894e0eb79592abd6a93f10 [2019-11-26 02:45:02,758 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:45:02,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:45:02,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:45:02,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:45:02,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:45:02,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:45:02" (1/1) ... [2019-11-26 02:45:02,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1261438d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:45:02, skipping insertion in model container [2019-11-26 02:45:02,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:45:02" (1/1) ... [2019-11-26 02:45:02,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:45:02,832 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:45:03,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:45:03,309 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:45:03,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:45:03,457 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:45:03,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:45:03 WrapperNode [2019-11-26 02:45:03,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:45:03,458 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:45:03,458 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:45:03,458 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:45:03,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:45:03" (1/1) ... [2019-11-26 02:45:03,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:45:03" (1/1) ... [2019-11-26 02:45:03,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:45:03,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:45:03,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:45:03,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:45:03,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:45:03" (1/1) ... [2019-11-26 02:45:03,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:45:03" (1/1) ... [2019-11-26 02:45:03,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:45:03" (1/1) ... [2019-11-26 02:45:03,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:45:03" (1/1) ... [2019-11-26 02:45:03,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:45:03" (1/1) ... [2019-11-26 02:45:03,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:45:03" (1/1) ... [2019-11-26 02:45:03,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:45:03" (1/1) ... [2019-11-26 02:45:03,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:45:03,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:45:03,579 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:45:03,579 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:45:03,580 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:45:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fd574255-a546-448e-ad16-2288f8104ea4/bin/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 [2019-11-26 02:45:03,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-26 02:45:03,649 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-26 02:45:03,649 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-26 02:45:03,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:45:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:45:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-26 02:45:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-26 02:45:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:45:03,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:45:03,656 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-26 02:45:03,915 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-26 02:45:03,917 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-26 02:45:03,919 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-26 02:45:03,920 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-26 02:45:03,920 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-11-26 02:45:03,922 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1488) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:801) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:618) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:567) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:258) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-11-26 02:45:03,927 INFO L168 Benchmark]: Toolchain (without parser) took 1167.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 955.1 MB in the beginning and 1.1 GB in the end (delta: -151.8 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:45:03,927 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:45:03,928 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 955.1 MB in the beginning and 1.1 GB in the end (delta: -175.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:45:03,929 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.10 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: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:45:03,929 INFO L168 Benchmark]: Boogie Preprocessor took 62.24 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. [2019-11-26 02:45:03,930 INFO L168 Benchmark]: RCFGBuilder took 346.14 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: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:45:03,932 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 696.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 955.1 MB in the beginning and 1.1 GB in the end (delta: -175.6 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 346.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1488) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...